DC/DC Converter
A_S-2WR2 & B_S-2WR2 series
General Specifications
Item
Operating Conditions
Input-output, with the test time of 1 minute and the leak
current lower than 1mA
Min.
Typ.
--
Max.
--
Unit
Isolation Voltage
1500
VDC
Isolation Resistance
Input-output, isolation voltage 500VDC
Input-output, 100KHz/0.1V
1000
--
--
--
--
MΩ
Isolation Capacitance
20
pF
Derating when operating temperature up to 85℃, (see
Fig. 2)
Operating Temperature
-40
--
105
Storage Temperature
-55
--
--
25
--
125
--
℃
Casing Temperature Rise
Ta=25℃, nominal input, full load output
Pin Welding Resistance Temperature Welding spot is 1.5mm away from the casing, 10 seconds
--
300
95
--
Storage Humidity
Switching Frequency
MTBF
Non-condensing
--
--
%RH
KHz
Full load, nominal input voltage
MIL-HDFK-217F@25℃
--
100
--
3500
--
K hours
Physical Specifications
Casing Material
Dimensions
Black flame-retardant heat-proof epoxy resin (UL94-V0)
19.65*7.05*10.16mm
2.4g(Typ.)
Weight
Cooling Method
Free convection
EMC Specifications
CE
CISPR22/EN55022 CLASS B (see Fig. 4 for recommended circuit)
CISPR22/EN55022 CLASS B (see Fig. 4 for recommended circuit)
EMI
RE
ESD
A_S-2WR2
B_S-2WR2
IEC/EN61000-4-2
IEC/EN61000-4-2
Contact ±6KV
Contact ±8KV
perf. Criteria B
perf. Criteria B
EMS
Product Characteristic Curve
Other output
Tolerance Envelope Curve
3.3VDC output
Tolerance Envelope Curve
+15%
+10%
+10%
+5%
M
a
p
x
.
+1.0%
-7.5%
+5%
0
T
y
+2.5%
-2.5%
-7.5%
0
-5%
M
i
n
.
-5%
-10%
-15%
-10%
-15%
100%
10% 20%
10%
40%
80%
100%
20%
40%
80%
60%
60%
Output Current Percent(%)
(Nominal Input Voltage)
Output Current Percentage(%)
(Nominal Input Voltage)
Fig. 1
Temperature Derating Cur ve
120
100
80
60
Safe Operating Area
40
20
0
-40
0
40
85 105 120
Ambient Temp.(
℃)
Fig. 2
2015.04.20-A/2
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