GS2T12-9A Datasheet, PDF (1/2 Pages) STMicroelectronics – 2 W LAN DC-DC CONVERTER

GS2T12-9A
2 W LAN DC-DC CONVERTER
Type
GS2T12-9A
V_in
9,5 to 15,7 V
V_out
9V
I_out
250 mA
DESCRIPTION
The GS2T12-9A is a 2.25W unregulated DC-DC
converter designed to provide power, voltage regu-
lation and isolation for Local Area Network
(CHEAPERNET and ETHERNET) transceivers
from a wide range of input voltage, according to
IEEE 802.3 Standard.
ELECTRICAL CHARACTERISTICS (Tamb.= 25° C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min Typ Max Unit
Vi
Input Voltage
Iir
Input Reflected
Current
Vo Output Voltage
Vor Output Ripple Voltage
δVo Line Regulation
δVo Load Regulation
Io
Output Current
Vis Isolation Voltage
η
Efficiency
Top Operating Ambient
Temperature Range
Tstg Storage Temperature
Range
Vo= -9V
Io= 0 to 250mA
Vi= 9.50 to 15.75V
Vo= -9V Io= 250mA
Vi= 9.50 to 15.75V
Io= 0 to 250mA
Vi= 9.50 to 15.75 V Io = 250mA
Vi= 9.50 to 15.75V Io= 250mA
Vi= 12V
Io= 0 to 250mA
Vi= 9.50 to 15.75V Vo = -9V
Vi= 9.50V to 15.75V
Io= 250mA
9.50
15.75 V
2
5 mApp
-8.55 -9.00 -9.45 V
2
0
2500
75 80
5 mVrms
5 mV
5 mV
250 mA
Vdc
%
0
+70 °C
-40
+85 °C
December 1993
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