B0303LS-1WR2_15 Datasheet, PDF (3/5 Pages) MORNSUN Science& Technology Ltd. – DC/DC Converter

DC/DC Converter
A_S-1WR2 & B_LS-1WR2 Series
Output Short Circuit Protection**
A24xxS-1WR2 /B24xxLS-1WR2
A0524S-1WR2/B0524LS-1WR2
--
--
1
s
others
Continuous, self-recovery
Note: * Ripple and noise tested with “parallel cable” method, please see DC-DC Converter Application Notes for specific operation methods.
**Supply voltage must be discontinued at the end of short circuit duration for A24xxS-1WR2 /B24xxLS-1WR2 series, and A0524S-1WR2/ B0524LS-1WR2
models.
General Specifications
Item
Operating Conditions
Min.
Typ.
Max.
Unit
Insulation Voltage
Insulation Resistance
Input-output, with the test time of 1 minute and the leak
current lower than 1mA
1500
--
Input-output, insulation voltage 500VDC
1000
--
--
VDC
--
MΩ
Isolation Capacitance
Input-output, 100KHz/0.1V
--
20
--
pF
Operating Temperature
Derating if the temperature ≥85°C, (see Fig. 2)
-40
--
105
Storage Temperature
Casing Temperature Rise
Ta=25℃
-55
--
125
℃
--
25
--
Pin Welding Resistance Temperature Welding spot is 1.5mm away from the casing, 10 seconds
--
--
300
Storage Humidity
Non-condensing
--
--
95
%RH
Switching Frequency
100% load, nominal input voltage
--
100
--
KHz
MTBF
MIL-HDFK-217F@25℃
3500
--
--
K hours
Physical Specifications
Casing Material
Package Dimensions
Weight
Cooling methods
Black flame-retardant heat-proof epoxy resin (UL94-V0)
19.50*9.30*6.00 mm
2.4g(Typ.)
Free air convection
EMC Specifications
Conducted disturbance
EMI
Radiated emission
EMS
Electrostatic discharge
A_S-1WR2
B_LS-1WR2
CISPR22/EN55022 CLASS B (see Fig. 4 for recommended circuit)
CISPR22/EN55022 CLASS B (see Fig. 4 for recommended circuit)
IEC/EN61000-4-2 Contact ±6KV perf. Criteria B
IEC/EN61000-4-2 Contact ±8KV perf. Criteria B
Product Characteristic Curve
3.3VDC output
Tolerance Envelope Cur ve
+10%
+5%
0
-5%
-10%
Max.
Typ_.
Min.
+1.0%
-7.5%
-15%
-15%
10% 20% 40%
60% 80% 100%
Output Current Percentage(%)
(Nominal Input Voltage)
Fig. 1
Other output
Tolerance Envelope Curve
+15%
+10%
+5%
0
-5%
-10%
Max.
Typ_.
Mi _n.
+ 2. 5 %
-2.5%
-7.5%
10% 20% 40%
60% 80% 100%
Output Cur rent Perc ent(%)
(Nominal Input Voltage)
2015.04.20-B/0
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