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LM5056A - High-Voltage System Power Management

Download the LM5056A datasheet PDF. This datasheet also covers the LM5056 variant, as both devices belong to the same high-voltage system power management family and are provided as variant models within a single manufacturer datasheet.

General Description

The LM5056/LM5056A combines high-performance analog and digital technology with a PMBus™ compliant SMBus™ and I2C interface to accurately measure the electrical operating conditions of systems connected to a backplane power bus.

Key Features

  • 1.
  • 2 Input Voltage Range: 10 V to 80 V.
  • Real-Time Monitoring of VIN, IIN, PIN, VOUT, and VAUX with 12-bit resolution, 1-kHz sampling rate.
  • True input Power Measurement using simultaneous sampling of Vin and Iin.
  • Remote Temperature Sensing with programmable warning thresholds.
  • Power Measurement Accuracy.
  • LM5056A: ±1.75%.
  • LM5056: ±2.25%.
  • Current Measurement Accuracy.
  • LM5056A: ±1.25%.
  • LM5056: ±1.5%.
  • Vo.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LM5056-etcTI.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Texas Instruments

Part Number Description
LM5056 High-Voltage System Power Management
LM5050-1 FET Controller
LM5050-1-Q1 FET Controller
LM5050-2 FET Controller
LM5051 Low Side OR-ing FET Controller

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
LM5056, LM5056A www.ti.com SNVS827A – OCTOBER 2012 – REVISED APRIL 2013 High-Voltage System Power Management Device with PMBus™ Check for Samples: LM5056, LM5056A FEATURES 1 •2 Input Voltage Range: 10 V to 80 V • Real-Time Monitoring of VIN, IIN, PIN, VOUT, and VAUX with 12-bit resolution, 1-kHz sampling rate • True input Power Measurement using simultaneous sampling of Vin and Iin • Remote Temperature Sensing with programmable warning thresholds • Power Measurement Accuracy – LM5056A: ±1.75% – LM5056: ±2.25% • Current Measurement Accuracy – LM5056A: ±1.25% – LM5056: ±1.5% • Voltage Measurement Accuracy: ±1.0% • Averaging of VIN, IIN, PIN, and VOUT with Programmable Interval Ranging from 0.