power-one,inc. (cpa200-4530g)

14 Pages·2012·0.33 MB·English

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CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Features
Compliant with PCIMG® CompactPCI® specifications.
Input-to-output isolation.
4 high current outputs.
• RoHS lead-free solder and lead-free-solder-
exemptedproducts are available
• Flexible load-distribution
• Integrated ORing FETs / diodes for true redundancy
• Inhibit and enable inputs
• Remote sense lines
• Single-wire current share for 3 outputs
• Hot-swap capability
• Extremely low inrush current
• Extremely high efficiency
• 1500 VDC input to PE (case) electric strength test
• Positronic 47-pin connector
• Automatic output power derating at high temperature
• Overtemperature, overvoltage, and overcurrent
protection
3U
100
3.9"
Safety according to IEC/EN 60950-1, UL 60950
162.5
8 HP 6.4"
41
1.6"
PRODUCT SERVICE
ProdTucytpioe nt emsotenditored
Description
The CPD Series are highly reliable power supplies for short-circuit protection. LEDs on the front panel, a
CompactPCI® systems, which are increasingly used in temperature warning signal, and a fail signal indicate the
communications, industrial, military, aerospace, and other status of the power supply. Voltage suppressor diodes
applications. These power supplies offer high power protect the input against overvoltage. Full n+1 redundant
density in plug-in modules that meet the requirements of operating mode is made by integrated ORing FETs/
the PICMG® power interface specification for Compact- diodes. When several converters are connected in
PCI® systems. parallel, a single-wire connection between converters
The converters use the patented EDGETM technology and ensures current sharing. The converters are designed as
provide important advantages such as flexible output two separate forward converters with synchronous
power, extremely high efficiency, excellent reliability, full rectifiers at the outputs. The switching frequency is fixed at
input-to-output isolation, negligible inrush current, hot approx. 135 kHz.
swap capability, soft start, and overtemperature The aluminium case acts as a heat sink and as RFI shield.
protection. The inputs are protected against surges and It is particularly suitable for vertical mounting in 19" rack
transients occurring on the source lines and cover an systems, but it can also be mounted in any other position
input voltage range from 36 VDC up to 75 VDC. The as long as the necessary airflow is ensured. The
outputs have continuous overload, open-circuit, and connector is a 47-pin type from Positronic.
Table of Contents Page Page
Description.....................................................................1 Electromagnetic Compatibility (EMC)............................9
Model Selection .............................................................2 Immunity to Environmental Conditions........................10
Functional Description...................................................2 Mechanical Data..........................................................11
Electrical Input Data.......................................................3 Installation Instructions................................................12
Electrical Output Data....................................................4 Declaration of Conformity............................................13
Auxiliary Functions.........................................................6
NOV 28, 2006 revised to JAN 29, 2007 Page 1 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Model Selection
Model3 Output Input voltage Rated power1 Efficiency2 Case
No. V I I V – V P 1 ηηηηη 2
o nom o nom o max i min i max o nom typ
[VDC] [A] [A] [W] [%]
Vo1 5.0 20 40
CPD200-4530
Vo2 3.3 20 40
CPD200-4530G 36 – 75 VDC 200 82 3U x 8HP
Vo3 12 2.5 5.5
Vo4 –12 0.5 2
Vo1 5.0 25 40
CPD250-4530
Vo2 3.3 20 40
CPD250-4530G 36 – 75 VDC 250 82 3U x 8HP
Vo3 12 4 5.5
Vo4 –12 1 2
1 The sum of the power of all outputs may not exceed the total power for the specified required forced-air cooling.
2 Typical efficiency at V , I .
i nom o nom
3 Models ending with G are RoHS-compliant for all 6 substances.
Product Marking
nominal output voltage and output current, degree of
Label with specific type designation, applicable safety protection, batch no., serial no. and data code including
approvals and recognition marks, CE mark, warnings, production site, modification status and date of
Power-One patents and company logo, input voltage range, production. Identification of LEDs.
Functional Description
breakers and fuses from being damaged at switch on.
The converter input is protected against surges and The converter is equipped with two independent high
transients occurring on the source lines. The highly efficient efficiency 2-switch forward converters, switching 180° out
input filter and the active inrush limiter ensure a very low of phase to minimize ripple current at the input. Both
inrush current of short duration. This prevents circuit converters are fully regulated. On the secondary side, two
03110a
Forward
Vi Input filter Inrush mary control circuit ccF1oo4onn0rvvw eekarrHttreedzrr ndary control circuit OOFrrE--iinnTgg VVo1
current Pri 140 kHz co FET o2
e
limiter S
y
econdarcontrolcircuit Odiro-idneg Vo3
S
Or-ing V
Linear diode o4
Regulator
Fig. 1
Block diagram. Pin allocation see Mechanical Data
NOV 28, 2006 revised to JAN 29, 2007 Page 2 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
high current synchronous rectifiers supply the 5 V and 3.3 V In contrast to the outputs 5 V, 3.3 V and +12 V with
outputs with up to 40 A. The secondary controlled +12 V active current sharing, the –12 V output has a droop
post regulator is supplied by an additional winding of the characteristic for passive current sharing. Each converter
3.3 V main transformer, and the linear regulator for the –12 has a switching frequency of around 135 kHz.
V output is supplied by the output choke of the +12 V Power-One's Efficient Dual Geometric Edge (EDGETM)
output. After rectification, the output filter reduces ripple Technology facilitates high current density, increases
and noise to a minimum without compromising the dynamic reliability by reducing component stresses, and
response. decreases the amount of heat dissipated. The backbone
All outputs are protected from the bus by decoupling FETs of this patented technology is an interleaved, multi-
or diodes. A current monitor calculates the output power. As channel forward converter utilising transitional resonant
soon as the output power exceeds the maximum threshold switching techniques and proprietary leading and trailing-
level, the converter starts to reduce the output power by edge pulse width modulation. It has a proven track record
decreasing the output voltages. in high-availability power solutions.
Electrical Input Data
General Conditions:
T = 25 °C, unless T is specified.
A C
Table 2: Input data
Input CPD200 CPD250
Characteristics Conditions min typ max min typ max Unit
V Operating input voltage 36 75 36 75 VDC
i I = 0 – I
o o max
T – T
C min C max
V Nominal input voltage 48 48
i nom
V Input voltage limits without damage 80 80
i abs
I Typical input current V , I 5.1 6.3 A
i i nom o nom
I Max. input current V , I 7.0 7.6 8.7 9.5
i max i min o nom
I Peak inrush current V , I 12 12
inr p i max o nom
P No-load input power V – V 30 30 W
i0 i min i max
I = 0
o
P Input power, when disabled V – V 3.2 3.2
i inh i min i max
C Input Capacitance 1360 1360 µF
i
f Switching frequency 135 135 kHz
switch
Input Fuse
Note: The inrush current limitation is achieved using an
A fuse mounted inside the converter protects the module electronic circuitry. For effective limitation the converter
against further damage in the case of a failure. The fuse should not be switched on and off more frequently than
every 8 seconds.
cannot be made externally accessible. Reverse polarity at
the input will cause the fuse to blow but no other damage.
Input Transient Protection
Note: Fuse is not customer-accessible. A metal oxide VDR (Voltage Dependent Resistor)
together with the input fuse and suppressor diode form
Table 3: Fuse specification
an effective protection against high input voltage
Model Fuse type Fuse rating transients, which typically occur in most installations.
CDP200/250 slow blow T 250 V, 12.5 A The CPD Series input range and input filters have been
designed and tested to meet the requirements of
EN 61000-4-5, criterion B.
Inrush Current Limitation
The CPD Series incorporates an active inrush current Reverse Polarity
limiter in the input circuitry, which reduces the peak inrush The converters are not protected against reverse polarity
current value by a factor of 10 – 15 to protect connectors at the input to avoid unwanted power loss. In case of
and switching devices from damage. reversed input voltage, the suppressor diode conducts
blowing the fuse, but preventing further damage.
NOV 28, 2006 revised to JAN 29, 2007 Page 3 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Electrical Output Data
General Conditions:
– T = 25 °C, unless T is specified.
A c
– CPD200: 250 LFM (1.25 m/s), CPD250: 400 LFM (2 m/s),
– Sense lines connected directly at the connector.
Table 4a: Output data for Vo1, Vo2
Output Vo1 Vo2
5.0 V 3.3 V
Characteristics Conditions min typ max min typ max Unit
V Output voltage V , 50% I 4.95 5.0 5.05 3.267 3.3 3.333 VDC
o i nom o nom
I Nominal output current 20/251 20 A
o nom
I Max. output current V – V 40 40
o max i min i max
T – T
I Output current limit C min C max 50 50
oL
I Minimum load no min. load required no min. load required
o min
v Output Switch. frequ. V , I mV
o i nom o nom pp
voltage BW = 20 MHz
noise Total C = 22 µF + 100 nF 60 60
ext
∆V Static line regulation V – V ,I ±25 ±18 mV
oV i min i max o nom
∆V Static load regulation V , 50 – 100% I ±50 ±33
oL i nom o max
∆V Overshoot at switch on/off 0 0
oS
v Dynamic Voltage ± 120 ± 120
o d
load deviation Vo1: ∆I = 10 A, dI /dt = 2 A/µs
o o
t regulation Recovery Vo2: ∆I = 10 A, dI /dt = 2 A/µs 100 100 µs
d o o
time
αV Temperature coefficient T – T ±0.3 ±0.2 mV/K
o C min C max
of output voltage 0– I , V – V
o nom i min i max
t Hold-up time starting at V , I 4 4 ms
h i nom o nom
t Start-up time V , I 150 200 150 200
s i nom o nom
1 CPD200: 20 A, CPD250: 25 A
NOV 28, 2006 revised to JAN 29, 2007 Page 4 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Table 4b: Output data for Vo3, Vo4
Output Vo3 Vo4
12 V –12 V
Characteristics Conditions min typ max min typ max Unit
V Output voltage V , 50% I 11.88 12.0 12.12 –11.52 –12.0 –12.48 VDC
o i nom o nom
I Nominal output current 2.5/41 0.5/11 A
o nom
I Max. output current V – V 5.5 2
o max i min i max
T – T
I Output current limit C min C max 7 3.5
oL
I Minimum load I > 75% I 2 no min. load required
o min o3 o4
v Output Switch. frequ. V , I mV
o i nom o nom pp
voltage BW = 20 MHz
noise Total C = 22 µF + 100 nF 120 120
ext
∆V Static line regulation V – V , I ±60 ±60 mV
oV i min i max o nom
∆V Static load regulation V , 50– 100% I ±120 –4803
oL i nom o max
∆V Overshoot at switch on/off 0 0
oS
v Dynamic Voltage Vo3: ∆I = 2 A, dI /dt = 2 A/µs ± 200 ± 200
o d o o
load deviation Vo4: ∆I = 0.5 A, dI /dt = 2 A/µs
o o
t regulation Recovery time 500 500 µs
d
αV Temperature coefficient T – T ±0.3 ±0.5 mV/K
o C min C max
of output voltage 0– I , V – V
o nom i min i max
t Hold-up time starting at V , I 4 4 ms
h i nom o nom
t Start-up time V , I 150 200 150 200
s i nom o nom
1 Values for CPD200/CPD250 2 Required to maintain regulation of Vo4 3 Droop characteristic for passive current sharing
Hold-up Time
For extended hold-up time, use external output capacitors All outputs have a constant current limitation with a
or decoupling diodes and input capacitors of adequate rectangular characteristic (see figure below). The total
size. current from the main power trains Vo1, Vo2 and Vo3 is
Formula for additional external input capacitor limited by Po max. So there is a free choice of load
distribution between these outputs.
2 • P • (t – t ) • 100
C = –––––o–––h–t–ot–al–––h––––––
i ext η • (V 2 – V 2)
ti i min
V /V
where as: o o nom I I I 05186a
o nom o max o L
C = external input capacitance [mF] 1.0
i ext
P = output power [W] 0.95
o
η = efficiency [%]
t = total hold-up time [ms]
h total
t = hold-up time [ms]
h
V = minimum input voltage [V]
i min
Vti = threshold level [V] 0.5
Hot Swap
Hot swap is possible. Using the hot-swap capability, the 0 I
o
output voltages may deviate dynamically by max. 5%
during the plug-in / plug-out operations. Fig. 2
Current limitation behavior of a CPD.
Output Protection and Current Limitation
The outputs are fully protected against continuous open
circuit (no load) and also against continuous short circuit.
NOV 28, 2006 revised to JAN 29, 2007 Page 5 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Thermal Considerations Caution: The installer must ensure that under all
operating conditions T remains within the limits shown in
If a converter CPD is mounted in an upright position with air C
the diagrams fig. 3 valid for a converter mounted in free
flow of 250 LFM (CPD200) or 400 LFM (CPD250) allowing
and quasi-stationary air, allowing unrestricted convection
unrestricted forced air cooling, and is operated at its cooling.
nominal input voltage and power at maximum ambient
Note: Forced-air cooling or an additional heat sink can
temperature T (see: Temperatures), the temperature
A max improve the reliability or allow T to be increased above
measured at the measurement point of the case A
T provided that T is not exceeded.
A max C max
temperature T (see: Mechanical Data) will approach the
C
Thermal Protection
indicated maximum value T (105 °C) after an initial
C max
warm-up phase. However, the relationship between T and A temperature sensor fitted on the main PCB provides an
A
T depends heavily on the operating conditions and over temperature warning (degrade) signal 15 °C before
C
system integration. The thermal conditions are influenced the temperature Tc max at which the thermal derating
significantly by the input voltage, the output current, the begins to reduce the output power. The output power
airflow, and the temperature of the adjacent elements and returns to the nominal value, if the temperature drops
surfaces. T is therefore contrary to T only an back below this limit. See Temperature Warning and
A max C max
indicative value. Shut-Down.
P /P P /P
o o nom o o nom
250 LFM = 1.25 m/s 200 LFM = 1 m/s
1.0 05190-CPA200 1.0 05190a
400 LFM
0.6 0.6 = 2 m/s
0.5 0.5
Convection cooling Convection cooling
in upright position in upright position
0 0
T 30 40 50 70 90 °C T 30 40 50 70 90 °C
A min A min
Fig. 3a Fig. 3b
Output power versus temperature T (CPD200) Output power versus temperature T (CPD250)
A A
Auxiliary Functions pin 24), the internal logic will disable all outputs. The inhibit
input is protected by a decoupling diode.
Inhibit Table 5: Inhibit data
The inhibit input enables (logic high, pull up) or disables
Characteristics Conditions min typ max Unit
(logic low, pull down) all outputs, if a logic signal (TTL,
V Inhibit V = off V – V –2 0.8 V
CMOS) is applied. In systems consisting of several inh o i min i max
voltage I = 0– I
converters this feature may be used to control the Vo = on o o max 2.4 50
activation sequence of the converters by means of logic
t Rise time 120 ms
r
signals, or to enable the source to start up, before full load
t Fall time depending on I
is applied. f o
Note: If this function is not used, the inhibit pin 39 can be left
open (not connected). If pin 39 is connected to a return (e.g. Vo/Vo nom 06155a
1
06153b
46
0.1
t
INH# 39 0 t t
r f
V Inhibit
inh
1
47 RTN (24) 0 t
Fig. 4 Fig. 5
Definition of V . Typical output response as a function of inhibit voltage.
inh
NOV 28, 2006 revised to JAN 29, 2007 Page 6 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Enable Power Fail Signal
Connect enable pin 27 (EN#) with signal return pin 22 The power fail circuitry monitors the input voltage and all
(RTN) externally to start the converter. Pin 27 is shorter output voltages. Its output signal V changes from high to
fail
than the others ensuring startup only when all other pins low impedance, when one of the monitored voltages falls
are already connected to the system providing a true hot- below the threshold level; V changes back to high
fail
swap capability. impedance, when the monitored voltage exceeds the
threshold level again.
Temperature Warning and Shut-Down
The threshold levels correspond to approx. 90% of V
i min
The temperature warning circuitry monitors the case and approx. 85% of V .
o nom
temperature. Its output signal changes from high to low
Connector pin 42 (fail signal V ) is internally connected
impedance, when the case temperature exceeds the fail
via the drain-source path of a JFET (self-conducting type)
upper threshold level, and changes back to high
to the signal return pin 22. The current I should not
impedance, when the case temperature falls below the fail
exceed 2.5 mA. The JFET is not protected against
lower threshold level.
overvoltage; V should not exceed 40 V.
fail
Pin 38 (degrade signal V ) is internally connected via
DEG#
the collector-emitter path of an NPN transistor to the 11006a
signal return pin 22. The current IDEG# through should not 46 Vo+
exceed 40 mA. To prevent the NPN transistor from
damage, VDEG# should not exceed 40 V. Rp
If the case temperature TC exceeds 105 °C, the converter 42 Ifail
will be disabled. It resumes operation, once TC falls below put FAL#
n
105 °C. I
V
11056a fail
46 Vo+
47 22
RTN
R
p Fig. 8
put 38 IDEG# Power Fail: JFET output, Ifail ≤2.5 mA.
n DEG#
I
V Sense Lines
DEG#
47 22 (Only for Vo1, Vo2 and Vo3.)
This feature allows the compensation of voltage drops
RTN
across the connector contacts and if necessary, across
Fig. 6
the load lines.
Degrade signal: NPN output V ≤40 V, I ≤20 mA
DEG# DEG#
To ensure correct operation, each sense line (S+ and S–)
VDEG# [V] Po/Po max should be connected to its respective power output (Vo+
and Vo–).
10 05189a 1
Note: All outputs have a common sense return.
thermal shut-down
8 0.8
The voltage difference between any sense line at its re-
spective power output pin (as measured on the connector)
6 degrade signal 0.6 should not exceed the following values.
4 0.4
Table 7: Sense line data
2 0.2 Output Total voltage difference between sense lines
[V] and their respective outputs
0 0
60 70 80 90 100 110 °C 3.3 0.8 V
5 1 V
Fig. 7
Degrade signal V versus case temperature T 12 1 V
DEG# C
Note: The output terminals Vo+ and Vo– must always be
Table 6: Degrade threshold level
connected to the load before connecting the sense lines S+
and S–, otherwise the converter will be damaged.
Case Temperature
Note: If the sense lines S+ and S– compensate for a
min typ max
considerable voltage drop, the output loads shall be
Threshold level 80 °C 85 °C 90 °C reduced in order to respect the maximum output power.
NOV 28, 2006 revised to JAN 29, 2007 Page 7 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Active Current Sharing for Vo1, Vo2, Vo3 without further precautions, when several converters are
The current sharing facility, consisting of a single-wire link, connected in parallel. An increase in output current
should be used, where several converters are operated in decreases the output voltage according to the formula:
parallel connection, for example, high reliability n+1 I
V = 12 V + (0.5 – o ) • 0.96 V
redundant systems or systems providing higher output o I
o nom
power. Not more than six converters should be connected
∆V
in parallel. o 05188a
Using this feature reduces the stress on the individual
converters and improves the reliablity of the system. 4%
Interconnection of the current sharing terminals causes the
V
converters to share the output current evenly. In n+1 o set 0
redundant systems a failure of a single converter will not –4% Load
lead to a system failure, since the outputs are already regulation
decoupled by FETs and diodes internally. I /I
o o nom
0.01 0.5 1
Passive Current Sharing for Vo4
The output voltage changes slightly with the output current Fig. 9
(droop characteristic) ensuring automatic current sharing Output voltage V versus output current I .
o4 o4
LEDs
A green LED "Input OK" and a red LED "Fault" are incorpo-
rated in the front panel.
06156a
Input OK LEDs "Input OK" and "Fault" status versus input voltage.
Fault
V Conditions: Po – Po max, TC – TC max, Vinh= open
i
V V
i min i max
Fault LED "Fault" status versus output current.
I Conditions: V – V T – T , V = open
O i min i max, C C max inh
I
oL
Fault LED "Fault" status versus case temperature.
T Conditions: P – P , V – V , V = open
C o o max i min i max inh
T
C max
V
inh threshold
LED "Fault" status versus V .
inh
Fault
V Conditions: P – P , V – V , T – T
i inh o o max i min i max C C max
-2 V +0.8 V +2.4 V +50 V
Fig. 10
LED off LED Status undefined LED on
If +12 V bus voltage is present, LED is on. Display status of LEDs
NOV 28, 2006 revised to JAN 29, 2007 Page 8 of 13 www.power-one.com
CPD Series Data Sheet
200 – 250 Watt CompactPCI® DC-DC Converters
®
Electromagnetic Compatibility (EMC) voltages which typically occur in most installations. The
CPD Series has been successfully tested to the following
A metal oxide VDR together with an input fuse and filter
specifications:
form an effective protection against high input transient
Electromagnetic Immunity
Table 8: Immunity type tests
Phenomenon Standard Level Coupling Value Waveform Source Test In Per-
mode 1 applied imped. procedure oper. form. 2
Electrostatic IEC/EN 4 contact discharge 8000 V 1/50 ns 330 Ω 10 positive and yes A
p
discharge 61000-4-2 10 negative
air discharge 15000 V
(to case) p discharges
Electromagnetic IEC/EN 3 antenna 10 V/m AM 80% n.a. 80 – 1000 MHz yes A
field 61000-4-3 1 kHz
10 V/m 50% duty cycle 900 ±5 MHz
200 Hz repeti-
tion frequency
Electrical fast IEC/EN 3 capacitive, o/c 1000 V bursts of 5/50 ns 50 Ω 60 s positive yes A
p
transients/burst 61000-4-4 2.5/5 kHz over 60 s negative
direct, i/c, +i/–i 2000 V
p 15 ms; burst transients per
period: 300 ms coupling mode
Surges IEC/EN 3 i/c 2000 V 1.2/50 µs 12 Ω 5 pos. and 5 neg. yes B
p
61000-4-5 +i/–i 1000 V 2 Ω surges per
p coupling mode
Conducted IEC/EN 3 i, o, signal wires 10 VAC AM 80% 150 Ω 0.15 – 80 MHz yes A
disturbances 61000-4-6 (140 dBmV) 1 kHz
1 i = input, o = output, c = case connedted to PE
2 A = normal operation, no deviation from specifications, B = temporary deviation from specs possible.
Electromagnetic Emission
Radiated and conducted emissions meet class A according
[dBmV/m]
to EN 55011/55022.
50
EN 55022 A
40
EN 55022 B
EN 55022 A
30
EN 55022 B C 07122a
P
D250_cond_qp 2100
[MHz]
0 0 0 0 0 0 0 0
3 5 0 5 0 3 5 0
1 1 2 2 2 3
Fig. 11 Fig. 12
Typical disturbance voltage (quasi peak) at the input Typical radiated electromagnetic field strength (quasi
according to EN 55022, measured at Vi nom and Io nom peak) according to EN 55011/55022, normalised to a
(CPD250-4530). distance of 10 m, measured at V and I .
i nom o nom
NOV 28, 2006 revised to JAN 29, 2007 Page 9 of 13 www.power-one.com