TS421 datasheet, amplifier equivalent, STMicroelectronics

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Features and benefits

* Operating from VCC = 2 V to 5.5 V
* Standby mode active high (TS419) or low (TS421)
* Output power into 16 Ω: 367 mW @ 5 V with 10% THD+N max or 295 mW .

Application

* 16 / 32 Ω earpiece or receiver speaker driver
* Mobile and cordless phones (analog / digital)
* PDAs & co.

Description

The TS419 / TS421, is a monaural audio power amplifier driving in BTL mode a 16 or 32 Ω earpiece or receiver speaker. The main advantage of this configuration is to get rid of bulky output capacitors. Capable of descending to low voltages, it delive.

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