- 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)
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
有
无
有
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
- 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
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)
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)
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)
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)