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参数资料
| 型号： | FBA48T25280-PCAB |
| 厂商： | POWER-ONE INC |
| 元件分类： | 电源模块 |
| 英文描述： | 1-OUTPUT 700 W DC-DC REG PWR SUPPLY MODULE |
| 封装： | ROHS COMPLIANT, FULL BRICK PACKAGE-17 |
| 文件页数： | 3/10页 |
| 文件大小： | 801K |
| 代理商： | FBA48T25280-PCAB |
ZD-02015 Rev 1.0
www.power-one.com
Page 2 of 10
FBA48T25280 DC-DC Converter
36-75 VDC Input; 28VDC @ 25A Output
Preliminary Data Sheet
Electrical Specifications
Conditions: TA = 25 C, Vin = 48 VDC, Cin= 2x220 F, Cout = 220 F unless otherwise specified.
Parameter
Notes
Min
Typ
Max
Units
Absolute Maximum Ratings
Input Voltage
Continuous
0
75
VDC
Input Voltage Transient
100 ms
100
VDC
Operating Ambient Temperature
Limited by baseplate temperature
-40
85
°C
Operating Baseplate Temperature
-40
100
°C
Storage Temperature
-55
125
°C
Isolation Characteristics
Input to Output Isolation
1500
VDC
Isolation Capacitance
2600
pF
Isolation Resistance
10
M
Input to Baseplate Isolation
1500
VDC
Output to Baseplate Isolation
500
VDC
Feature Characteristics
Switching Frequency
300
kHz
Output Voltage Trim Range
1
Industry-standard equations
-40
+15
%
Remote Sense Compensation
1
Percent of VOUT(NOM)
+10
%
Output Overvoltage Protection
Latching
120
128
135
%
Overtemperature Protection (baseplate)
Non-latching
120
125
130
°C
Overtemperature Protection Hysteresis
10
°C
ON/OFF Control
Controlled by current between
ON/OFF+ and ON/OFF- pins
Converter OFF (current is low)
-10
0.1
mADC
Converter ON (current is high)
1
5
mADC
Auxiliary Output Voltage
7
9
VDC
Auxiliary Output Current
No protected from overcurrent
20
mADC
Output Good Signal (open collector)
Output is in regulation – Low, Output is out of regulation - High
Output Good Current Sink
5
mADC
Output Good External Pull-up Voltage
35
VDC
Current Share Accuracy
Two units connected in parallel
±10%
Parallel Pin Voltage
155
mV/A
Additional Notes:
1
Vout can be increased up to 10% via the sense leads or 15% via the trim function. However, the total output voltage trim from all sources
should not exceed 15% of VOUT(NOM).
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