QA-XT&QB-XT Series
0.25W, Fixed Input, Isolated Dual/Single Output SMD DC-DC CONVERTER
Models Single output
Input Voltage
(V)
Output Voltage
(V)
Output Current max
(mA)
Isolation
(VDC)
Efficiency
(%)
Model
FEATURES
QB0303XT
QB0305XT
QB0312XT
QB0315XT
QB0503XT
QB0505XT
QB0509XT
QB0512XT
QB0515XT
QB0524XT
QB1203XT
QB1205XT
QB1212XT
QB2405XT
QB2412XT
QB2415XT
3-3.6
3-3.6
3.3
5
75
50
20
16
75
50
27
20
16
10
75
50
20
50
20
16
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
60
60
63
64
61
64
65
66
67
64
60
65
66
60
64
63
◆RoHS Compliant
◆SMD Package
3-3.6
12
15
3.3
5
3-3.6
◆Low ripple and noise
4.5-5.5
4.5-5.5
4.5-5.5
4.5-5.5
4.5-5.5
4.5-5.5
10.8-13.2
10.8-13.2
10.8-13.2
21.6-26.4
21.6-26.4
21.6-26.4
◆High efficiency up to 68%
◆Operating temperature -40℃to+ 85℃
◆Input / Output Isolation 1000 VDC
◆Pin compatible with multiple Manufacturers
◆UL94-VO Package
9
12
15
24
3.3
5
MODEL SELECTION
12
5
①
②
③
④
⑤
QB 05 05 X T
①Product Series
③Output Voltage
⑤SMD Package
②Input Voltage
④Fixed Input
12
15
APPLICATIONS
1.Datasheets are updated as needed and as such,
specifications are subject to change without notice.
Once
printed or downloaded, datasheets are no longer controlled by
MICRODC; refer to www.microdc.cn for the most current
product specifications.
Models Dual output
2.Product labels shown, including safety agency certifications
on labels, may vary based on the date manufactured.
3. Mechanical drawings and specifications are for reference
only.
Input Voltage
Output Voltage
(V)
Output Current max
(mA)
Isolation
(VDC)
Efficiency
(%)
Model
(V)
QA0505XT
QA0512XT
QA0515XT
QA0524XT
QA1205XT
QA1212XT
QA1215XT
QA2405XT
QA2412XT
QA2415XT
4.5-5.5
4.5-5.5
±5
±12
±15
±24
±5
±25
±11
±9
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
63
65
67
64
66
67
67
62
68
67
4. All specifications are measured at an ambient temperature of
25°C, humidity<75%,nominal input voltage and at rated output
load unless otherwise specified.
4.5-5.5
5. MICRODC may not have conducted destructive testing or
chemical analysis on all internal components and chemicals at
the time of publishing this document. CAS numbers and other
limited information are considered proprietary and may not be
available for release.
4.5-5.5
±5
10.8-13.2
10.8-13.2
10.8-13.2
21.6-26.4
21.6-26.4
21.6-26.4
±25
±11
±9
±12
±15
±5
6. This product is not designed for use in critical life support
systems, equipment used in hazardous environments, nuclear
control systems or other such applications which necessitate
specific safety and regulatory standards other the ones listed in
this datasheet.
±25
±11
±9
±12
±15
7. Warranty is in accordance with microdc’s sandard Terms of
Sale available at www.microdc.cn.
MICRODC RESERVES THE COPYRIGHT
http://www.microdc.cn Technical Enquiries-Email:tech@microdc.cn Tel:0086-20-86000646
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