LTC1142

PRODUCTION

Dual High Efficiency Synchronous Step-Down Switching Regulators

Part Models
8
1ku List Price
Starting From $8.86
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Part Details

  • Dual Outputs: 3.3V and 5V or User Programmable
  • Ultra-High Efficiency: Over 95% Possible
  • Current Mode Operation for Excellent Line and Load Transient Response
  • High Efficiency Maintained over 3 Decades of Output Current
  • Low Standby Current at Light Loads: 160µA/Output
  • Independent Micropower Shutdown: IQ < 40µA
  • Wide VIN Range: 3.5V to 20V
  • Very Low Dropout Operation: 100% Duty Cycle
  • Synchronous FET Switching for High Efficiency
  • Available in Standard 28-Pin SSOP
LTC1142
Dual High Efficiency Synchronous Step-Down Switching Regulators
Figure 1. High Efficiency Dual 3.3V, 5V Supply Product Package 1 Product Package 2
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Documentation

Reliability Data 1

Application Note 2

Design Note 2

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Hardware Ecosystem

Parts Product Life Cycle Description
LTC3850
PRODUCTION Dual, 2-Phase Synchronous Step-Down Switching Controller
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Tools & Simulations

LTspice

Models for the following parts are available in LTspice:

  • LTC1142
  • LTC1142HV
  • LTC1142HV-ADJ
  • LTC1142L-ADJ
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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