Datasheet

DataSheet
30W, Single Output
VER:00 Page 4 of 46 Issued Date：2009/03/02
Input Specification(Continued)
Parameter Model Min Typ Max Unit
Under Voltage Lockout Turn-offThreshold 24WSxx
48WSxx
8
16
Vdc
Input ReflectedRipple Current
(5 to 20MHz, 12μH Source Impedance)
All 20 mAp-p
Start Up Time
(Vin= Vin(nom) andConstant Resistive Load)
PowerUp
Remote ON/OFF
All 10
10
mS
RemoteON/OFF Control
(The ON/OFFpin voltage isreferenced to -V
IN
)
Positive Logic DC-DC ON(Open)
DC-DC OFF(Short)
Negative Logic DC-DC ON(Short)
DC-DC OFF(Open)
All
3
0
0
3
12
1.2
1.2
12
Vdc
RemoteOff Input Current All 3 mA
Input Current of Remote Control Pin
All -0.5 0.5 mA
General Specification
Parameter Model Min Typ Max Unit
Efficiency
(Vin = Vin(nom) ; FullLoad ; TA=25°C)
24WS1P5
24WS1P8
24WS2P5
24WS3P3
24WS05
24WS12
24WS15
48WS1P5
48WS1P8
48WS2P5
48WS3P3
48WS05
48WS12
48WS15
80
83
85
87
87
87
88
80
83
86
87
88
87
88
%
Isolation Voltage
Input to Output
Input to Case, Output to Case
All 1600
1600
Vdc
Isolation Resistance All 1 GΩ
Isolation Capacitance All 1000 pF
Switching Frequency All 300 KHz
Weight All 48 g
MTBF
Bellcore TR-NWT-000332, TC=40°C
MIL-HDBK-217F
All
1.315×10
6
3.456×10
5
hours
Over Temperature Protection All 115 °C