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LTC4444的基本参数
  • 制造厂商:AD
  • 产品类别:高端开关和MOSFET驱动器
  • 技术类目:高端开关和MOSFET驱动器
  • 功能描述:高电压同步 N 沟道 MOSFET 驱动器
  • (AD代理渠道,提供当日发货、严格的质量标准,满足您的目标价格)
快速报价,在行业拥有较高的知名度及影响力
LTC4444的产品详情:

LTC4444 是一款高频高电压栅极驱动器,可利用一个同步 DC/DC 转换器和高达 100V 的电源电压来驱动两个 N 沟道 MOSFET。强大的驱动能力降低了具高栅极电容 MOSFET 中的开关损耗。

LTC4444 针对两个与电源无关的输入进行配置。高压侧输入逻辑信号在内部被电平移位至自举电源,此电源可以在高出地电位达 114V 的电压条件下运行。

LTC4444 包含欠压闭锁电路,用于在器件启动时停用外部 MOSFET。LTC4444 还内置了自适应贯通保护功能,用于阻止两个 MOSFET 同时传导。

如需了解该产品系列的相似驱动器,请查阅下表。

参数

LTC4444

LTC4446

LTC4444-5

贯通保护功能

绝对最大 TS

100V

100V

100V

MOSFET 栅极
驱动电压

7.2V 至 13.5V

7.2V 至 13.5V

4.5V 至 13.5V

VCC UV+

6.6V

6.6V

4V

  VCC UV-

6.15V

6.15V

3.55V


应用

  • 分布式电源架构
  • 汽车电源
  • 高密度电源模块
  • 电信
LTC4444的优势和特点:
  • 自举电源电压至 114V
  • 宽 VCC 电压:7.2V 至 13.5V
  • 自适应贯通保护功能
  • 2.5A 峰值 TG 上拉电流
  • 3A 峰值 BG 上拉电流
  • 1.2Ω TG 驱动器下拉电阻
  • 0.55Ω BG 驱动器下拉电阻
  • 5ns TG 下降时间驱动 1nF 负载
  • 8ns TG 上升时间驱动 1nF 负载
  • 3ns BG 下降时间驱动 1nF 负载
  • 6ns BG 上升时间驱动 1nF 负载
  • 可驱动高压侧和低压侧 N 沟道 MOSFET
  • 欠压闭锁功能
  • 耐热增强型 8 引脚 MSOP 封装
LTC4444具体的完整产品型号参数及价格(美元):

LTC4444EMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444EMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444HMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444HMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444IMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444IMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444MPMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

LTC4444MPMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

轻松满足您的AD芯片采购需求
LTC4444的评估套件:

LTC4444EMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444EMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444HMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444HMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444IMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444IMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444MPMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

LTC4444MPMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

LTC4444的电路图解:

LTC4444EMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444EMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444HMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444HMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444IMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444IMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444MPMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

LTC4444MPMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

LTC4444的评估套件:

LTC4444EMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.38(100-499个);1.93(1000+个)

LTC4444EMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444EMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.6(100-499个);2.13(1000+个)

LTC4444HMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:2.78(100-499个);2.27(1000+个)

LTC4444HMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444HMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 150C,AD官网报价:3.07(100-499个);2.53(1000+个)

LTC4444IMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.54(100-499个);2.06(1000+个)

LTC4444IMS8E#WPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444IMS8E#WTRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-40 to 125C,AD官网报价:2.79(100-499个);2.29(1000+个)

LTC4444MPMS8E#PBF,封装:8-Lead MSOP w/ EP,包装形式及数量:管装,50,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

LTC4444MPMS8E#TRPBF,封装:8-Lead MSOP w/ EP,包装形式及数量:卷带,2500,工作温度:-55 to 150C,AD官网报价:3.96(100-499个);3.23(1000+个)

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