GS2T12-9 datasheet(1/2 Pages) STMICROELECTRONICS

No. de pieza	GS2T12-9

Descripción Electrónicos	2WLAN DC-DC CONVERTER

PDF	2 Pages

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Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

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GS2T12-9

2W LAN DC-DC CONVERTER

June 1994

1/2

Type

Vi

Vo

Io

GS2T12-9

12 V

– 9 V

– 250 mA

DESCRIPTION

The GS2T12-9 is a 2.25W DC-DC converter de-

signed to provide power, voltage regulation 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

Vo = -9V

Io = – 70 to – 250mA

11.28

12.00

15.75

V

Iir

Reflected Input

Current

Vi = 11.28 to 15.75V

Io = – 250mA

Vo =– 9V

100

mApp

Vo

Output Voltage

Vi = 11.28 to 15.75V

Io = – 70 to – 250mA

– 8.55

– 9.00

– 9.45

V

Vor

Output Ripple

Voltage

Vi = 11.28 to 15.75V Io = – 250mA

50

mVRMS

Von

Output Noise

Voltage

Vi = 11.28 to 15.75V Io = – 250mA

75

mVpp

δVOL

Line Regulation

Vi = 11.28 to 15.75V Io = – 250mA

5

mV

δVOO

Load Regulation

Vi = 12V

Io = – 70 to – 250mA

5mV

Io

Output Current

Vi = 11.28 to 15.75V Vo = – 9V

70

250

mA

Vis

Isolation Voltage

Input to Output

2500

VDC

η

Efficiency

Vi = 11.28 to 15.75V Io = – 250mA

70

71

%

Top

Operating Ambient

Temperature Range

0+70

°C

Tstg

Storage Temperature

Range

–40

+85

°C

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