SENSITRON
W – SMD-1W Series
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 1113, REV. A
DC-DC Converters
Wide Input (2:1), 1000V Isolation, Regulated
FEATURES:
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Isolation Voltage :
Isolation Resistance (1):
Short-Circuit Duration:
Case Temperature Rise:
Cooling Method:
Operating Temp.:
Storage Temp.:
Humidity:
1500Vdc
1000MΩ
Continuous
Max. 25°C, Typ. 15°C
Free-Air Cooling
-40°C ~ + 70°C
-40°C ~ + 125°C
≤ 95%
300°C
Soldering Temp. (2):
Case Material:
Mean Time Before Failure:
Non-Flammable Material (UL94-V0)
> 1,000,000 hours (Operating Temp. 25°C)
W-SMD-1W Series Input Characteristics
Part Number
W12XXH/GT1
W24XXH/GT1
W48XXH/GT1
Nominal Input Voltage Input Voltage Range Maximum Input Voltage*
12Vdc
24Vdc
48Vdc
9~18Vdc
18~36Vdc
36~72Vdc
18Vdc
36Vdc
75Vdc
* Voltage above this value may cause permanent damage to the device.
W-SMD-1W Series Output Characteristics
Parameter
Output Power
MIN
TYP
MAX
1
Units
W
Output Voltage Accuracy
Voltage Regulation
Load Regulation
Temperature Coefficient
Ripple
± 1
0.1
± 3
%
0.3
%
0.3
1.0
%
± 0.01
15
± 0.02
45
%/°C
MVp-p
Noise
80
250
MVp-p
kHz
Switching Frequency at 100% Load
Switching Frequency at 25% Load
80
200
550
250
kHz
1. All specifications at TA=25°C, 75% of the humidity, Nominal input voltage, full output load unless otherwise
specified.
2. Soldering for 10 seconds at 1.5mm away from the edge.
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