LT1614 - Inverting 600kHz Switching Regulator

Features
  • Better Regulation Than a Charge Pump
  • 0.1 Ohm Effective Output Impedance
  • ±5V at 200mA from a 5V Input
  • 600kHz Fixed Frequency Operation
  • Operates with VIN as Low as 1V
  • 1mA Quiescent Current
  • Low Shutdown Current: 10µA
  • Low-Battery Detector
  • Low VCESAT Switch: 295mV at 500mA
Typical Application

Applications
  • MR Head Bias
  • LCD Bias
  • GaAs FET Bias
  • Positive-to-Negative Conversion
Packaging

Order Information
Part NumberPackageTempPrice(1-99)Price (1k)*
LT1614CMS8#PBFMS-8C$3.10$2.65
LT1614CMS8#TRPBFMS-8C$2.71
LT1614CS8#PBFSO-8C$2.85$2.40
LT1614CS8#TRPBFSO-8C$2.46
LT1614IMS8#PBFMS-8I$3.55$3.00
LT1614IMS8#TRPBFMS-8I$3.06
LT1614IS8#PBFSO-8I$3.45$2.90
LT1614IS8#TRPBFSO-8I$2.96
Datasheet
Application Note
Reliability Data
LT Journal
Related Product
LT1614 - Inverting 600kHz Switching Regulator
LT1614 Package Drawing LT1614
AN84 - Linear Technology Magazine Circuit Collection, Volume IV
R303 Reliability Data
Aug 1998 Low Noise LT1614 DC/DC Converter Delivers –5V at 200mA from 5V Input
LT1614 Footprints and Symbols