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WRA1205P-3WR2 Datasheet(PDF) 3 Page - MORNSUN Science& Technology Ltd.

Part # WRA1205P-3WR2
Description  DC/DC Converter
Download  6 Pages
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Manufacturer  MORNSUN [MORNSUN Science& Technology Ltd.]
Direct Link  http://www.mornsun-power.com
Logo MORNSUN - MORNSUN Science& Technology Ltd.

WRA1205P-3WR2 Datasheet(HTML) 3 Page - MORNSUN Science& Technology Ltd.

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DC/DC Converter
WRA_P- 3WR2 & WRB_P- 3WR2 Series
2014.04.04-A/4
Page 3 of 6
MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation
Isolation Capacitance
Input-output, 100KHz/0.1V
--
120
--
pF
Operating Temperature
Derating if the temperature is ≥85°C(seeFig.1)
-40
--
85
Storage Temperature
-55
--
125
Casing Temperature Rise
Ta=25℃
--
25
--
Hand Soldering
Welding spot is 1.5mm away from the casing, 10
seconds
--
--
300
Storage Humidity
Non-condensing
--
--
95
%
Switching Frequency(PFM
mode)
100% load, nominal input voltage
--
200
--
KHz
MTBF
MIL-HDBK-217F@25°C1000
--
--
K hours
Physical Specifications
Casing Material
Plastic(UL94-V0)
Dimensions
31.60*20.30*10.20 mm
Weight
14g(Typ.)
Cooling
Free convection
EMC Specifications
EMI
Conducted emission
CISPR22/EN55022 CLASS A(Bare component)/CLASS B (see Fig.3-② for recommended circuit)
Radiated emission
CISPR22/EN55022 CLASS A(Bare component)/CLASS B (see Fig.3-② for recommended circuit)
EMS
Electrostatic discharge
IEC/EN61000-4-2
Contact ±4KV/ Air ±8KV
perf. Criteria B
Radiation immunity
IEC/EN61000-4-3
10V/m
perf. Criteria A
EFT
IEC/EN61000-4-4
±2KV (see Fig.3-① for recommended circuit)
perf. Criteria B
Surge immunity
IEC/EN61000-4-5
±2KV (see Fig.3-①for recommended circuit)
perf. Criteria B
Conducted disturbance immunity
IEC/EN61000-4-6
3 Vr.m.s
perf. Criteria A
Immunities of voltage dip,
drop and short interruption
IEC/EN61000-4-29 0-70%
perf. Criteria B
Product Characteristic Curve
120
100
80
60
40
20
0
-40
0
40
85 105 120
Environment Temperature.( )
Temperature Derating Cu rve
Safe Operation Area
Fig. 1
WRA2415P-
3WR2
60
65
70
75
80
85
90
95
100
18
21
24
27
30
33
36
Input Voltage(V)
Efficiency Vs input Voltage (Full Load)
WRA2415P-
3WR2
20
30
40
50
60
70
80
90
100
10
20
30
40
5060708090 100
Output Current Percentage(%)
Efficiency Vs Output Load(Vin=Vin-nominal)


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