TEXAS INSTRUMENTS - TPS40303, TPS40304, TPS40305 Data Sheet
Summary
Introducing the TPS4030x family, a set of cost-optimized synchronous buck controllers designed for robust power conversion from 3V to 20V. This essential manual details advanced features crucial for high reliability, including programmable soft-start, sensitive Over-Current Protection (OCP), and Frequency Spread Spectrum technology to minimize EMI noise. It is ideal for designers working on professional applications such as POL modules, printers, digital TV systems, and various telecom equipment requiring efficient and highly customizable power management.
Manual Details
| Brand | Texas Instruments |
|---|---|
| Pages | 31 |
| File Size | 1.78 MB |
| Published | July 15, 2026 |
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Frequently Asked Questions
What is the input voltage range for the TPS4030x controller?
The unit operates from an input voltage range of 3 V to 20 V.
How do I program the Over-Current Protection (OCP) level?
The OCP level can be programmed using a single external resistor connected from the LDRV pin to ground.
Does this controller help reduce EMI noise compliance?
Yes, the Frequency Spread Spectrum feature adds dither to the switching frequency, significantly reducing peak EMI noise.
What maximum operating junction temperature can it handle?
The maximum operating junction temperature range is specified from -40 °C up to 125 °C.