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TPS54900 Programmable Four-Channel Step-Down DC/DC Converter

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Description

TPS54900 (6,4 mm x 5,0 mm) PROGRAMMABLE FOURĆCHANNEL STEPĆDOWN DC/DC CONVERTER SLVS405 * OCTOBER 2001 .
The TPS54900 four-channel step-down converter uses voltage mode PWM control to provide four independently programmable output voltages.

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Features

* D Four Independent 100-mA Channels Programmable Over 4-Wire Serial Port D Converter Regulation Range: 7.5 V to 13.1 V in 400-mV Steps, Plus Unregulated Pass-Through Mode to Shunt VIN to any Output D Internally Compensated PWM Controller and Integrated PMOS Power Switches D Global and Per Channel Sta

Applications

* D ADSL Central Office Line Drivers D Software Line Card Provisioning Efficiency (%) Driver Supply Current
* mA EFFICIENCY vs DRIVER SUPPLY VOLTAGE 100 100 Efficiency 80 90 60 80 Driver Current 40 70 20 60 0 7 9 11 13 15 Driver Supply Voltage

TPS54900 Distributors

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TPS54900 Programmable Four-Channel Step-Down Converter Texas Instruments
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