GS2TX-9

GS2TX-9 2 W LAN DC-DC CONVERTER Type GS2TX-9 Vin 4,5 to 15,75 V Vout 9V Iout 250 mA DESCRIPTION The GS2TX-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 wide range of input voltage, according to IEEE 802.3 Standard. ELECTRICAL CHARACTERISTICS (Tamb.= 25° C unless otherwise specified) Symbol Vi Iir lir Vo Vor Vor δ Vo δVo Io Vis η η Top Tstg Parameter Input Voltage Input Reflected Current Input Reflected Current Output Voltage Output Ripple Voltage Output Ripple Voltage Line Regulation Load Regulation Output Current* Isolation Voltage Efficiency Efficiency Operating Ambient Temperature Range Storage Temperature Range Vi= 5V Vi= 12V Io= 250mA Io= 250mA Vo= 9V Vi= 5V Vo= -9V Test Conditions Io= 0 to 250mA Io = 250mA Min 4.5 25 2 -8.55 Io= 250mA Io= 250mA Io= 250mA Io= 20 to 250mA Vo = -9V 0 2500 70 75 0 -40 73 80 +70 +85 -9.00 7 2 Typ Max 15.75 30 5 -9.45 10 5 5 5 250 Unit V mApp mApp V mVrms mVrms mV mV mA Vdc % % °C °C Vi = 12V Vo = -9V Io = 250mA Vi= 4.5 to 15.75V Io= 0 to 250mA Vi= 5V Vi= 12V Vi= 4.75 to 5.5V Vi= 4.5 to 15.75V Vi= 4.5 to 15.75V * When the input voltage is <5V and the output current is less than 20mA, the output ripple voltage increases due to discontinuous operation. December 1993 1/2 GS2TX-9 CONNECTION DIAGRAM AND MECHANICAL DATA Package B. Dimensions in mm. Information furnished is believed to be accurate and reliable. Howeve...