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LTC1642A - 典型应用图例:
LTC1642A典型应用图例一
LTC1642A - 封装图解:
LTC1642A封装图解一
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LINEAR产品 - LTC1642A介绍

LTC1642A - LTC1642A是Hot Swap Controller

LTC1642A是LINEAR凌力尔特公司的一款低电压热插拔控制器产品,LTC1642A是LTC1642A是Hot Swap Controller,本站介绍了LTC1642A的封装应用图解、特点和优点、功能等,并给出了与LTC1642A相关的LINEAR元器件型号供参考。

LTC1642A - LTC1642A是Hot Swap Controller - 低电压热插拔控制器 - 监视、控制和保护 - 凌力尔特

LTC1642A - Hot Swap Controller

LTC1642A - Hot Swap Controller - Linear Technology(凌力尔特)

功能描述

The LTC1642A is a 16-pin Hot Swap controller that allows a board to be safely inserted and removed from a live backplane. Using an external N-Channel pass transistor, the board supply voltage can be ramped up at an adjustable rate. A high side switch driver controls the N-Channel gate for supply voltages ranging from 2.97V to 16.5V.

The SENSE pin allows foldback limiting of the load current, with circuit breaker action after an adjustable delay time. The delay allows the part to power-up in current limit. The CRWBR output can be used to trigger an SCR for crowbar protection of the load if the input supply exceeds an adjustable threshold. The RESET output can generate a system reset with adjustable delay when the supply voltage falls below an adjustable threshold. The ON pin cycles the board power. The LTC1642A is available in the 16-pin SSOP package.

Hot Swap is a trademark of Linear Technology Corporation.

Notes
LTC1642LTC1642ARecommended for applications where VCC is higher than 12V
特点
  • Adjustable Undervoltage and Overvoltage Protection
  • Foldback Current Limit
  • Adjustable Current Limit Time-Out
  • VCC: 2.97V to 16.5V Normal Operation, Protected Against Surges to 33V
  • Single Channel NFET Driver
  • Latch Off or Automatic Retry on Current Fault
  • Driver for SCR Crowbar on Overvoltage
  • Adjustable Reset Timer
  • Reference Output with Uncommitted Comparator
  • 16-Pin SSOP Package
  • 应用
  • Hot Board Insertion
  • Electronic Circuit Breaker
  • InfiniBandTM Systems
  • 以下列出了不同封装及包装形式的具体型号,并标出了直接在linear官网上订货的价格(美元)
    器件型号 封装 温度 价格 (以 1 ~ 99 片为批量) 价格 (以 1000 片为批量)
    LTC1642ACGN SSOP-16 C $4.15 $3.50
    LTC1642ACGN#PBF SSOP-16 C $4.15 $3.50
    LTC1642ACGN#TR SSOP-16 C $3.56
    LTC1642ACGN#TRPBF SSOP-16 C $3.56
    LTC1642AIGN SSOP-16 I $5.00 $4.20
    LTC1642AIGN#PBF SSOP-16 I $5.00 $4.20
    LTC1642AIGN#TR SSOP-16 I $4.26
    LTC1642AIGN#TRPBF SSOP-16 I $4.26
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    Linear|Linear公司|Linear凌力尔特(AD)公司授权国内代理商
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