LTM8047

RECOMMENDED FOR NEW DESIGNS

3.1VIN to 32VIN Isolated μModule (Power Module) DC/DC Converter

Data Sheet Product Selection Table
Part Models
5
1ku List Price
Starting From $9.72
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Part Details

  • Complete Switch Mode Power Supply
  • 725VDC Isolation
  • Wide Input Voltage Range: 3.1V to 32V
  • Up to 440mA Output Current (VOUT = 2.5V)
  • 2.5V to 12V Output Voltage
  • Current Mode Control
  • Programmable Soft-Start
  • User Configurable Undervoltage Lockout
  • SnPb or RoHS Compliant Finish
  • Low Profile (11.25mm × 9mm × 4.92mm) Surface Mount BGA Package
LTM8047
3.1VIN to 32VIN Isolated μModule (Power Module) DC/DC Converter
725V DC Isolated Low Noise μModule Regulator Maximum Load vs VIN Product Package 1
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Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Technical Articles 2

Data Sheet

This is the most up-to-date revision of the Data Sheet.

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Hardware Ecosystem

Parts Product Life Cycle Description
Digital Power System Managers 1
LTC2974
RECOMMENDED FOR NEW DESIGNS 4-Channel PMBus Power System Manager Featuring Accurate Output Current Measurement
Dual-Supply Monitors 1
LTC2960
RECOMMENDED FOR NEW DESIGNS 36V Nano-Current Two-Input Voltage Monitor
Isolated RS-485 1
LTM2881
PRODUCTION Complete Isolated RS485/RS422 μModule Transceiver + Power
Surge Stopper, Overvoltage, and Overcurrent Protection 1
LT4363
RECOMMENDED FOR NEW DESIGNS High Voltage Surge Stopper with Current Limit
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Tools & Simulations

LTspice 3

Models for the following parts are available in LTspice:

  • LTM8047
  • LTM8047A
LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

Evaluation Kits

eval board
schematic 1
schematic 2
schematic 3
schematic 4
schematic 5
DC1693A

LTM8047 Demo Board | 725VDC Isolated uModule DC/DC Converter; 4.5V ≤ VIN ≤ 30V, VOUT = 5V @ Up to 350mA

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Product Details

The demo circuit 1693A is an isolated flyback μModule® DC/DC converter featuring the LTM8047. The demo circuit is designed for a 5V output from a 4.5V to 30V input. The typical current capability of the 5V output varies with input voltage from about 110mA at VIN = 4.5V to about 350mA at VIN = 30V.
DC1693A
LTM8047 Demo Board | 725VDC Isolated uModule DC/DC Converter; 4.5V ≤ VIN ≤ 30V, VOUT = 5V @ Up to 350mA
DC1693A Demo Board DC1693A Demo Board DC1693A Demo Board DC1693A Demo Board DC1693A - Schematic

Latest Discussions

3 Years Ago
RE: LTM8047 not working: output ~38V
6 Years Ago
RE: Programmable LTM8047
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