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TPS9103 - POWER SUPPLY

Description

The TPS9103 is a highly integrated power supply for depletion-mode GaAs power amplifiers (PA) in cellular handsets and other wireless communications equipment.

Functional integration and low-profile packaging combine to minimize circuit-board area and component height requirements.

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Full PDF Text Transcription

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TPS9103 POWER SUPPLY FOR GaAs POWER AMPLIFIERS D Charge Pump Provides Negative Gate Bias for Depletion-Mode GaAs Power Amplifiers D Buffered Clock Output to Drive Additional External Charge Pump D 135-mΩ High-Side Switch Controls Supply Voltage to the GaAs Power Amplifier D Power-Good Circuitry Prevents High-Side Switch Turn-on Until Negative Gate Bias is Present D Charge Pump Can Be Driven From the Internal Oscillator or An External Clock D 10-µA Maximum Standby Current D Low-Profile (1.
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