Isolated DC-DC Converters
BRA20WHS Series -- 20 Watt
Bothhand USA
Features
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Wide 4 : 1 Input Voltage Range(9~36V,18~75V)
High Efficiency up to 91%
Remote On/Off
Input / Output Isolation Voltage: 1.5K VDC
Extended Operating Temperature Range: -40°C to+85°C
Output Short Circuit Protection:
Hiccup, continuous & Auto Recovery
Over Voltage Protection: Clamp Mode
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Description
Shielded Metal Case with Insulated Baseplate
Lead Free Design, RoHS Compliant
6 pin DIP Package with Industry-Standard Footprint
Standard 1”X1” Package
The BRA20WHS Series are isolated 20W DC/DC converters.
Designed with highly efficiency, allow the operating
temperature range of these units to be -40°C to +85°C (with
derating) in a 6 pin DIP package with industry-standard
footprint. Further features include wide 4 : 1 input voltage
range, remote on/off control, trimmable output, short-circuit
protection and over voltage protection.
Customer Design Available
Safety Standard Approval: IEC 60950-1
Applications
These converters are well suitable for battery operated
equipment, measurement equipment, telecom, wireless
network, Industry control system, everywhere where isolated,
tightly regulated voltages and compact size are required.
Technical Specification All specifications are typical at nominal input, full load and 25°C unless otherwise stated.
Output
Voltage
(V)
Capacitive
Load, max. (3)
(uF)
Eff .(2)
(%)
Output Current (mA)
Min. Load (1)
Input Current (mA)
Input Voltage
Range
Model
Number
Full. Load
No Load
Full Load
BRA20-24S0WHS
BRA20-24S1WHS
BRA20-24S2WHS
BRA20-24S3WHS
BRA20-24D2WHS
BRA20-24D3WHS
BRA20-48S0WHS
BRA20-48S1WHS
BRA20-48S2WHS
BRA20-48S3WHS
BRA20-48D2WHS
BRA20-48D3WHS
3.3
5
0
4500
63
65
83
70
60
83
29
30
38
32
35
36
755
992
970
967
992
981
373
490
486
477
490
490
86
88
90
90
88
89
87
89
90
91
89
89
24700
14700
4700
2200
2200
1000
32200
23300
3300
1000
680
0
4000
1670
1330
833
9~36V
Nominal:24V
12
15
12
15
3.3
5
0
0
40
60
0
667
4500
4000
1670
1330
833
0
18~75V
Nominal:48V
12
15
12
15
0
0
0
0
667
470
Rev:20120813A
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