LT1949-1

Obsolete

1.1MHz, 1A Switch PWM DC/DC Converter

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Part Details

  • OBSOLETE PRODUCT: Data Sheet For Reference Only. Contact Analog Devices for Potential Replacement.
  • 1A, 0.5 Ω, 30V Internal Switch
  • 1.1MHz Fixed Frequency Operation
  • Operates with VIN as Low as 1.5V
  • Low-Battery Detector Stays Active in Shutdown
  • Low VCESAT Switch: 410mV at 800mA
  • Pin-for-Pin Compatible with the LT1317B
  • Uses Ceramic Capacitors
  • Small 8-Lead MSOP Package
LT1949-1
1.1MHz, 1A Switch PWM DC/DC Converter
Figure 1. 3.3V to 10V/175mA DC/DC Converter Figure 2. 3.3V to 10V Converter Efficiency Product Package 1
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Documentation

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
LT1949 PRODUCTION 600kHz, 1A Switch PWM DC/DC Converter
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Tools & Simulations

LTspice 1


Models for the following parts are available in LTspice:

  • LT1949
  • LT1949-1
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.

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