STMicroelectronics TS4994FC Audio Power Amplifier Datasheet

The TS4994 is a audio power amplifier from Texas Instruments with differential inputs, 100dB PSRR, 1.2W output power, 10nA standby current, 15ms startup time and 9-bump flip-chip package

Brand: STMicroelectronics
Category: amplifier
Document type: Datasheet
Language: English
Pages: 35
File format: PDF
File size: 694 KB
Published: 08 August, 2012
Updated: 30 September, 2023
Model: TS4994
MD5 checksum: C6011833057CBA7A6BFC97D60A6B67FE
PDF: STMicroelectronics TS4994FC Audio Power Amplifier Datasheet PDF

About this manual

The TS4994FC is a 1.2W rail-to-rail output audio power amplifier designed for mobile phones and portable audio devices. It features differential inputs for outstanding noise immunity and a selectable standby mode that reduces supply current to less than 10nA. The device operates with a supply voltage ranging from 2.5V to 5.5V and includes internal thermal shutdown protection.

What's inside

Application component information
Absolute maximum ratings
Electrical characteristics
Differential configuration principle
Common mode feedback loop limitations
Low and high frequency response
Power dissipation and efficiency
Package information

Specifications

Output power	1.2W
Supply voltage	2.5V to 5.5V
Supply current (no load)	7 mA
Standby current	10 nA
Gain bandwidth product	2 MHz
Wake-up time	15 ms

Frequently asked questions

What is the operating supply voltage range?

The device operates with a supply voltage from 2.5V to 5.5V.

Does the TS4994FC have a standby mode?

Yes, it has a selectable standby mode that reduces supply current to less than 10nA.

What is the typical wake-up time from standby?

The typical wake-up time is 15ms.

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