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AMS3109 Datasheet PDF

AMS AMS3109

The AMS3109 is a high performance linear regulator with very low dropout voltage and excellent transient response. It is designed to operate with wide input voltage range of 1.5 – 12Volts making it ideal for two step conversion while maintaining high efficiency for many power sensitive applications. The device is capable of supplying 700mA of output current with a typical dropout voltage of 550mV.
Part No. AMS3109
Datasheet AMS3109 Download
Manufacturer AMS
Description Micropower 700mA Low Noise Fast Transient Response LDO
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AMS3109 datasheet page 1 preview

GENERAL DESCRIPTION

The product is available in adjustable output voltage. The linear regulator has been optimized for noise sensitive applications. The device includes an Enable pin for electrical on/off of the regulator. Forcing the Enable pin to logic low shuts down the LDO and reduces the supply current below 1µA. The product includes complete short-circuit and thermal protection. The combination of these two internal protection circuits gives the device a comprehensive safety system to safe guard against extreme adverse operating conditions. The AMS3109 is available in a thermally enhanced SOIC-8 EDP package, and it is rated for -40°C to +125°C temperature range. Typical Application

FEATURES

● VIN range: 1.5 – 12V
● Adjustable output voltage as low as 0.6V
● 700mA maximum output current
● 550mV typical dropout voltage at 700mA
● Low self noise
● Enable (EN) pin for LDO on/off
● 120µA typical supply current
● ByPass (CBYP) Pin for low PSRR and output noise
● PSRR > 40dB at 10KHz
●...
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