LM22670INVEVAL: -5V @ 1.5A, 6 ~ 35 Vin

Summary

The LM22670 inverting evaluation board is designed to demonstrate the capabilities of the LM22670 switching regulator in a polarity-inverting topology. The LM22670 inverting evaluation board is configured to provide an output of minus 5V (-5V) up to 1.5A load current with an input voltage range of 6V to 35V. The typical operating frequency is 500 kHz.

Specifications

Manufacturer Texas Instruments
Category AC/DC and DC/DC Conversion
Sub-Category DC/DC SMPS - Single Output
Eval Board Part Number LM22670INVEVAL/NOPB-ND
Eval Board Supplier Texas Instruments
Eval Board Normally In Stock
Topology Inverting
Outputs and Type 1 Non-Isolated
Voltage Out: Factory Set -5 V
Current Out 1.5 A
Voltage In 6 ~ 35 V
Efficiency @ Conditions >85%, 12V in, -5V @ 0.5 ~ 1.5 A
>76%, 35V in, -5V @ 0.5 ~ 1.5 A
Voltage Out Range
Features Current Limit (Adj. or Fixed)
Shutdown, Enable, Standby
Soft Start
Synchronizable
Thermal Protection
Switching Frequency 500 kHz
Standby Current [Typical] 25 µA
Quiescent Current [Typical] 3.4 mA
Component Count + Extras 12 + 0
Internal Switch Yes
Design Author Texas Instruments
Application / Target Market Point of Load (PoL)
Standby Current [Maximum] 40 µA
Quiescent Current [Maximum] 6 mA
Main I.C. Base Part LM22670
Date Created By Author
Date Added To Library 2011-03

Eval Board

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Support Documents & Media

LM22670 - Datasheet LM22670INVEVAL - User Guide - App Note AN-1888 Ultra Librarian Software:CAD Symbols and Footprints (Zip File) TI's CAD/CAE Symbols and Footprint Search

Media

LM22670INVEVAL_Schematic.JPG LM22670INVEVAL_Board.JPG LM22670INVEVAL_Chart.JPG