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PFC250-1003 View Datasheet(PDF) - Power-One Inc.

Part Name
Description
View to exact match
PFC250-1003
Power-One
Power-One Inc. Power-One
PFC250-1003 Datasheet PDF : 4 Pages
1 2 3 4
PerFormanCe POWER PFC250
INPUT SPECIFICATIONS
PARAMETER
Input Voltage - AC
Input Frequency
Brown Out Protection
Hold-up Time
Input Current
Input Protection
Inrush Surge Current
Power Factor
Operating Frequency
CONDITIONS/DESCRIPTION
Continuous input range.
AC Input.
Lowest AC input voltage that regulation is maintained with full rated loads.
After last AC line peak at 250 watts.
85 VAC at full rated load.
Non-user serviceable internally located AC input line fuse.
Internally limited by thermistor. Vin = 230 VAC, one cycle, 25°C.
Per EN61000-3-2.
Switching frequency of main output transformer.
Switching frequency of secondary transformer.
Switching frequency of Power Factor Correction circuit.
MIN
NOM
MAX
UNITS
85
264
VAC
47
63
Hz
80
VAC
20
mS
4.5
ARMS
0.95
129
70
60
35
APK
W/VA
kHz
OUTPUT SPECIFICATIONS
PARAMETER
Efficiency
Minimum Load, V1
Minimum Load, V3
Ripple and Noise
Output Power
Overshoot /Undershoot
Regulation
Transient Response
Turn-on Delay
Turn-on Rise Time
CONDITIONS/DESCRIPTION
Full rated load, 110 VAC. Varies with distribution of loads among outputs.
Minimum load required to maintain regulation on V2
at maximum loading
Single output models
All other models
Minimum load required to maintain regulation on V4
at maximum loading
Single output models
PFC250-4000
All other models
Full load, 20 MHz bandwidth.
300 LFM forced-air cooling.
Output voltage overshoot/undershoot at turn-on.
Varies by output. Total regulation includes: line changes over the specified
input range, changes in load starting at 20% load and changing to 100% load.
Recovery time to within 1% of initial set point due to a 25% step load from any
load setting from minimum to maximum load.
Time required for initial output voltage stabilization.
Time required for output voltage to rise from 10% to 90%.
MIN
NOM
MAX
65
75
0
4
N/A
1.25
0.6
See Model Selection Charts
250
0
See Model Selection Charts
500
UNITS
%
Amps
Amps
Watts
%
S
2
Sec
20
mS
INTERFACE SIGNALS AND INTERNAL PROTECTION
PARAMETER
Overvoltage Protection
Overload Protection
Overtemperature Protection
Output Good
Input Power
Fail Warning
Current Share
Remote Sense
Inhibit
Standby Power
CONDITIONS/DESCRIPTION
MIN
NOM
MAX
Latch style overvoltage protection. Available on all
3.3V output, V1
4.1
4.65
single output models and V1, V2, and V3 on all multiple
3.3V output, V2
4.2
4.2
output models.
5V output, V1, V2
6.0
6.4
12V output, V1, V2
14.0
16.0
15V output, V1
18.3
19.8
24V output, V1
27.0
30.7
48V output, V1
60.0
70.0
Fully protected against output overload and short circuit. Automatic recovery upon removal of overload condition.
System shutdown due to excessive internal temperature, automatic reset.
TTL compatible signal. Signal is high when V1 output is
within 5% of nominal. Signal shall remain low for 20
milliseconds following loss of Output Good.
3.3V
3.16
5V
4.75
TTL compatible logic signal. Time before regulation dropout due to loss of input
5
power. May be used as independent PSOK signal in redundant applications.
Accuracy of shared current with up to 6 parallel units. Single-wire current share
10
on V1 and V2 with return via vegative (-) Sense return. Minimum current share load is 6A.
Available on V1 and V2. Total voltage compensation for cable losses with
250
respect to the main output.
Output voltage is inhibited by application of external high (5V) signal.
Available with fan option versions only (+5VDC).
100
UNITS
V
V
mS
%
mV
mA
2
 

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