Texas Instruments TPS6755 Adjustable Inverting DC/DC Converter Datasheet

TPS6755 is an adjustable inverting dc/dc converter capable of operating from inputs as low as 2.7 V.


Texas Instruments TPS6755 Adjustable Inverting DC/DC Converter Datasheet - cover page
Brand
Texas Instruments
Document type
Datasheet
Language
English
Pages
17
File format
PDF
File size
265 KB
Published
04 May, 2012
Updated
30 September, 2023
MD5 checksum
FD71ED74C7B2E171CF8F77A2723F778D

About this manual

The TPS6755 is an adjustable inverting DC/DC converter that operates from a 2.7 V to 9 V input range and provides up to 12 V output. It features a 160 kHz current‑mode PWM controller, a p‑channel MOSFET power switch, soft‑start, and an enable pin for shutdown, delivering typical efficiencies of 78 % while drawing only 1.9 mA no‑load current.

The device is offered in 8‑pin DIP and SOIC packages and operates over a –40 °C to 85 °C free‑air temperature range. Detailed electrical characteristics, pin descriptions, and application circuits are provided, along with package‑option information and regulatory notices.

What's inside

  • Available Options
  • Chip Information
  • Terminal Functions
  • Detailed Description
  • Current‑sense Amplifier
  • Driver Latch
  • Enable (EN)
  • Error Amplifier
  • Oscillator and Ramp Generator
  • Overcurrent Comparator

Specifications

Input operating range2.7 V to 9 V
Typical efficiency78 %
Supply current (no‑load)1.9 mA
Switching frequency160 kHz
Operating temperature range‑40 °C to 85 °C
Reference voltage1.22 V
Package options8‑pin DIP or 8‑pin SOIC

Frequently asked questions

What does the EN pin do?

The EN pin enables the converter; a voltage above 2 V turns it on, while a voltage below 0.4 V shuts it down and reduces supply current.

What is the typical efficiency of the TPS6755?

The device typically achieves 78 % efficiency.

What is the switching frequency of the PWM controller?

The PWM controller operates at a fixed 160 kHz frequency.

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