Isolated DC-DC Converters
BQA3R Series -- 3 Watt
Bothhand USA
Features
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Wide 2 : 1 Input Voltage Range(4.5~9V,9~18V,18~36V,36~75V)
Input / Output Isolation Voltage: 1.5K VDC
Extended Operating Temperature Range: -40°C to +85°C
Output Short Circuit Protection:
Description
Continuous & Auto Recovery
Over Voltage Protection: Clamp Mode
UL94V-0 Package Material
Lead Free Design, RoHS Compliant
24pin DIP Package with Industry-Standard Footprint
Customer Design Available
The BQA3R Series are isolated 3W DC/DC converters. Designed
with highly efficiency, allow the operating temperature range of
these units to be -40°C to +85°C in a 24 pin DIP package with
industry-standard footprint. Further features include wide 2 : 1
input voltage range, short-circuit protection and over voltage
protection.
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Safety Standard / Approval : IEC / EN 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)
Output Current (mA)
Input Current (mA)
No Load Full Load
46 552
Model
Number
Input Voltage
Range
Eff .(2) Capacitive
Load, max.
(%)
Min. Load(1)
Full. Load
(3) (uF)
3.3
5
0
0
0
0
0
0
0
600
500
250
200
250
125
100
76
81
82
83
82
82
4000
4000
4000
4000
1000
1000
BQA3-05S0R
BQA3-05S1R
BQA3-05S2R
BQA3-05S3R
BQA3-05D1R
BQA3-05D2R
BQA3-05D3R
BQA3-12S0R
BQA3-12S1R
BQA3-12S2R
BQA3-12S3R
BQA3-12D1R
BQA3-12D2R
BQA3-12D3R
BQA3-24S0R
BQA3-24S1R
BQA3-24S2R
BQA3-24S3R
BQA3-24D1R
BQA3-24D2R
BQA3-24D3R
BQA3-48S0R
BQA3-48S1R
BQA3-48S2R
BQA3-48S3R
BQA3-48D1R
BQA3-48D2R
BQA3-48D3R
44
62
67
55
83
646
769
760
638
766
12
15
5
4.5~9V
Nominal:5V
12
15
89
26
24
35
36
29
44
59
20
23
26
26
22
30
40
10
9
765
223
263
314
311
262
313
317
112
133
157
156
133
159
160
57
82
78
83
84
84
83
84
83
78
82
84
84
83
83
82
76
81
83
83
82
82
82
1000
4000
4000
4000
4000
1000
1000
1000
4000
4000
4000
4000
1000
1000
1000
4000
4000
4000
4000
1000
1000
1000
3.3
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
0
0
0
0
0
0
600
500
250
200
250
125
100
600
500
250
200
250
125
100
600
500
250
200
250
125
100
12
15
5
9~18V
Nominal:12V
12
15
3.3
5
12
15
5
18~36V
Nominal:24V
12
15
3.3
5
67
12
15
5
11
12
10
14
18
79
36~75V
Nominal:48V
79
67
12
15
79
80
Rev:20130813A
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