221 West Industry Court
Deer Park, NY 11729-4681
Phone (631) 586-7600
Fax (631) 242-9798
World Wide Web Site - http://www.sensitron.com
E-Mail Address - sales@sensitron.com
W – 1W/2W/3W Series
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 1104, REV. -
DC-DC Converters
Wide Input (2:1), 1000V Isolation, Regulated
FEATURES:
Isolation Voltage:
Isolation Resistance (1):
Isolation Capacitance:
Short-Circuit Duration:
Case Temperature Rise:
Cooling Method:
Operating Temp.:
Storage Temp.:
Humidity:
Soldering Temp. (2):
Case Material:
Mean Time Before Failure:
1000Vdc
1G
W
100pF
Continuous
Max. 25
°
C, Typ. 15
°
C
Free-Air Cooling
-40
°
C ~ + 85
°
C
-50
°
C ~ + 125
°
C
£
95%
300
°
C
Non-Flammable Material (UL94-V0)
> 1,090,000 hours (Operating Temp. 25
°
C)
W-1W/2W/3W Series Input Characteristics
Part Number
W05XXH/GD2/3
Nominal Input Voltage
5Vdc
Input Voltage Range
4.5~9Vdc
Maximum Input Voltage*
11Vdc
W12XXH/GD2/3
12Vdc
9~18Vdc
22Vdc
W15XXH/GD2/3
W24XXH/GD2/3
15Vdc
24Vdc
12~24Vdc
18~36Vdc
30Vdc
40Vdc
W48XXH/GD2/3
*
Voltage above this value
may cause permanent damage to the device.
48Vdc
36~72Vdc
80Vdc
W-1W/2W/3W Series Output Characteristics
Parameter
Output Power
MIN
TYP
MAX
3
Units
W
Output Voltage Accuracy
±
1
±
3
%
Efficiency at 25% Load
Efficiency at 100% Load
60
65
65
75
70
83
%
%
Voltage Regulation
0.1
0.2
%
Vout (+) Load Regulation
Vout (-) Load Regulation
0.2
3
0.5
5
%
%
Temperature Coefficient
0.02
%/
°
C
Ripple
Noise
10
50
20
100
mVp-p
Switching Frequency at 100% Load
80
200
kHz
Switching Frequency at 25% Load
250
550
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.