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GS2T5-9 Datasheet 2 W LAN DC-DC CONVERTER

Manufacturer: STMicroelectronics

Overview: GS2T5-9 2 W LAN DC-DC CONVERTER Type GS2T5-9 Vin 5V Vout 9V Iout 250.

General Description

The GS2T5-9 is a 2.25W unregulated DC-DC converter designed to provide power, voltage regulation and isolation for Local Area Network (CHEAPERNET and ETHERNET) transceivers from a standard 5V input voltage, according to IEEE 802.3 Standard.

ELECTRICAL CHARACTERISTICS (Tamb.= 25° C unless otherwise specified) Symbol Vi Iir Vo Vor δ Vo δVo Io Vis η Top Tstg Parameter Input Voltage Input Reflected Current Output Voltage Output Ripple Voltage Line Regulation Load Regulation Output Current* Isolation Voltage Efficiency Operating Temperature Range Storage Temperature Range Vi= 5V Io= 250mA Vo= -9V Vi= 5V Vo = -9V Vi= 4.5 to 5.5V Vi= 5V Vi = 4.5 to 5.5 Vi = 5V Vi = 4.5 to 5.5V Test Conditions Io= 0 to 250mA Io = 250mA Io= 0 to 250mA Io = 250mA Io = 250mA Io = 20 to 250mA Vo = -9V 0 2500 70 0 -40 73 +70 +85 -8.55 -9.00 7 -9.45 10 5 5 250 V mVrms mV mV mA Vdc % °C °C Min 4.5 Typ 5 25 Max 5.5 30 Unit V mApp * Note: when output current is less than 20mA, the output ripple voltage increases due to discontinuous operation.

December 1993 1/2 GS2T5-9 CONNECTION DIAGRAM AND MECHANICAL DATA Package B.