ver: 1.1 jul 23, 2009 tel: 886-3-5788833 http://www.gmt.com.tw 1 G5933 global mixed-mode technology inc. high voltage 1.5x charge pump features ? input range: 8v to 24v ? output range: 12v to 36v ? 56 a quiescent current at 8v supply voltage and 96 a quiescent current at 24v supply voltage ? 3% regulated output ? 10ma output current with a voltage drop of 900mv ? power good function ? over-temperature protection ? msop-8 package applications ? notebook computers general description the G5933 is a high-voltage switched-capacitor charge pump that provides the regulated output volt- age of 1.5x input voltage. input voltages ranging from 8v to 24v can be converted into a 12v to 36v output supply. the device is ideal for battery-powered con- version applications in notebook computers with a typical operating current of 56 a at 8v supply and 96 a at 24v supply. the G5933 can deliver 10ma output current with a voltage drop of 900mv at 24v supply. the G5933 has a nmos open-drain output pin for power good indication. when v out > 1.5 *v in * 90%, the nmos will be turned off immediately and pg pin will be pulled high by external resistor. the G5933 contains an over-temperature circuit to protect the device under continuous output short cir- cuit conditions. the device is available in a 8-pin msop package. ordering information order number marking temp. range package (green) G5933p81u G5933 -40 c to +85 c msop-8 note: p8: msop-8 1: bonding code u: tape & reel pin configuration typical application circuit nc cn 8 6 5 1 2 3 4 vin gnd vout msop-8 G5933 cp d_cap pg vin cn gnd d_cap pg c l 0.1 f G5933 7 v in vout cp v in r pg 10k 1s-delay cap d_cap=1 f c fly 0.1 f nc nc cn 8 6 5 1 2 3 4 vin gnd vout msop-8 G5933 cp d_cap pg vin cn gnd d_cap pg c l 0.1 f G5933 7 v in vout cp v in r pg 10k 1s-delay cap d_cap=1 f c fly 0.1 f nc
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