TPS40042 Datasheet (Texas Instruments) - SYNCHRONOUS BUCK DC-TO-DC CONTROLLER

TPS40042, SYNCHRONOUS BUCK DC-TO-DC CONTROLLER

The TPS40042 DC/DC controller is designed to operate with an input source between a 3.0 V and 5.5 V.

To reduce the number of external components, a number of operating parameters are fixed internally.

The operating frequency for example, is internally set at 600 kHz.

(Continued) VIN Reference Input

TPS40042 Features

* 1

* 2 3.0-V to 5.5-V Input

* External Reference required: 0.5 V to 1.5 V

* Output Voltage from REFIN to 90% of VIN

* High-Side Drive for N-Channel FET

* Supports Pre-Biased Outputs

* Adaptive Anti-Cross Conduction Gate Drive

* Fixed switching fr