LT1640A - Negative Voltage Hot Swap Controller

The LT1640AL/LT1640AH are available in 8-pin PDIP and SO packages.

Features
  • Allows Safe Board Insertion and Removal from a Live -48V Backplane
  • Operates from -10V to -80V
  • Programmable Inrush Current
  • Allows 50mA of Reverse Drain Pin Current
  • Programmable Electronic Circuit Breaker
  • Programmable Overvoltage Protection
  • Programmable Undervoltage Lockout
  • Power Good Control Output
Typical Application

Applications
  • Central Office Switching
  • -48V Distributed Power Systems
  • Negative Power Supply Control
Packaging

Order Information
Part NumberPackageTempPrice(1-99)Price (1k)*
LT1640AHCN8#PBFN-8C$2.25$1.90
LT1640AHCS8#PBFSO-8C$2.30$1.95
LT1640AHCS8#TRPBFSO-8C$2.01
LT1640AHIN8#PBFN-8I$2.50$2.15
LT1640AHIS8#PBFSO-8I$2.55$2.20
LT1640AHIS8#TRPBFSO-8I$2.26
LT1640ALCN8#PBFN-8C$2.25$1.90
LT1640ALCS8#PBFSO-8C$2.30$1.95
LT1640ALCS8#TRPBFSO-8C$2.01
LT1640ALIN8#PBFN-8I$2.50$2.15
LT1640ALIS8#PBFSO-8I$2.55$2.20
LT1640ALIS8#TRPBFSO-8I$2.26
Datasheet
Reliability Data
Product Selector Card
LT Journal
Related Product
LT1640AL/LT1640AH - Negative Voltage Hot Swap Controller
LT1640AL/LT1640AH - 热插拔负压控制器
LT1640A Package Drawing LT1640A
R375 Reliability Data
Hot Swap Controllers
Aug 1998 48 Volt Hot Swap Controller for Negative Voltages
LT1640A Footprints and Symbols