LM3815, LM3 Fast Current Gauge-IC

National Semiconductor

Description

LM3814/LM3815 Fast Current Gauge IC with Ultra Low Loss Sense Element and PWM Output January 1999 LM3814/LM3815 Fast Current Gauge IC with Ultra Low.
The LM3814/LM3815 Current Gauges provide easy to use precision current measurement with virtually zero insertion loss (typically 0.

📥 Download Datasheet

LM3815 Datasheet Preview — This datasheet PDF includes multiple part numbers: LM3815, LM3. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: LM3815, LM3
Manufacturer: National Semiconductor
File Size: 264.08 KB
Datasheet: LM3-814.pdf
Description: Fast Current Gauge-IC
Note: This datasheet PDF includes multiple part numbers: LM3815, LM3.
Please refer to the document for exact specifications by model.

Features

* n No external sense element required n PWM output indicates the current magnitude and direction n PWM output can be interfaced with microprocessors n Precision ∆Σ current-sense technique n Low temperature sensitivity n Internal filtering rejects false trips n Internal Power-On-Reset (POR) Applicati

Applications

* n n n n Battery charge/discharge gauge Motion control diagnostics Power supply load monitoring and management Resettable smart fuse Connection Diagrams DS101013-1 DS101013-3 Top View LM3814 for High-Side Sensing Top View LM3815 for Low-Side Sensing © 1999 National Semiconductor Corporation DS1

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LM3 Fast Current Gauge-IC National Semiconductor

National Semiconductor LM3815-like datasheet