LTC1551 - Low Noise, Switched Capacitor-Regulated Voltage Inverters

Features
  • Regulated Negative Voltage from a Single Positive Supply
  • Low Output Ripple: Less Than 1mVP-P Typ
  • High Charge Pump Frequency: 900kHz Typ
  • Small Charge Pump Capacitors: 0.1µF
  • Requires Only Four External Capacitors
  • Fixed -4.1V or Adjustable Output
  • Shutdown Mode Drops Supply Current to < 1µA
  • High Output Current: Up to 10mA, VCC = 5V
  • Output Regulation: 5%
  • Available in SO-8 and 16-Lead SSOP
Typical Application

Applications
  • GaAs FET Bias Generators
  • Negative Supply Generators
  • Battery-Powered Systems
  • Single Supply Applications
Packaging

Order Information
Part NumberPackageTempPrice(1-99)Price (1k)*
LTC1551CS8-4.1#PBFSO-8C$2.85$2.25
LTC1551CS8-4.1#TRPBFSO-8C$2.31
Datasheet
Spec Notice
Reliability Data
Related Product
LTC1550/LTC1551 - Low Noise, Switched Capacitor-Regulated Voltage Inverters
LTC1551 Package Drawing LTC1551
LTC1550/LTC1551 - SPECIFICATION NOTICE
R320 Reliability Data
LTC1551 Footprints and Symbols