LTC®4444-5 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。
LTC4444-5 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。
LTC4444-5 包含欠压闭锁电路,用于在器件启动时停用外部 MOSFET。LTC4444-5 还内置了自适应贯通保护功能,用于阻止两个 MOSFET 同时传导。
产品特点 Features
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应用
典型应用图参数 |
器件型号 | 封装 | 引脚 | 温度 | 价格 (以 1 ~ 99 片为批量) | 价格 (以 1000 片为批量) * |
LTC4444EMS8E#PBF | MSOP | 8 | E | $2.61 | $1.69 |
LTC4444EMS8E#TRPBF | MSOP | 8 | E | $1.75 | |
LTC4444EMS8E-5#PBF | MSOP | 8 | E | $2.42 | $1.69 |
LTC4444EMS8E-5#TRPBF | MSOP | 8 | E | $1.75 | |
LTC4444HMS8E#PBF | MSOP | 8 | H | $2.86 | $2.00 |
LTC4444HMS8E#TRPBF | MSOP | 8 | H | $2.06 | |
LTC4444HMS8E-5#PBF | MSOP | 8 | H | $2.86 | $2.00 |
LTC4444HMS8E-5#TRPBF | MSOP | 8 | H | $2.06 | |
LTC4444IMS8E | MSOP | 8 | I | $2.59 | $1.81 |
LTC4444IMS8E#PBF | MSOP | 8 | I | $2.80 | $1.81 |
LTC4444IMS8E#TRPBF | MSOP | 8 | I | $1.87 | |
LTC4444IMS8E-5#PBF | MSOP | 8 | I | $2.59 | $1.81 |
LTC4444IMS8E-5#TRPBF | MSOP | 8 | I | $1.87 | |
LTC4444MPMS8E | MSOP | 8 | MP | $4.11 | $2.88 |
LTC4444MPMS8E#PBF | MSOP | 8 | MP | $4.11 | $2.88 |
LTC4444MPMS8E#TR | MSOP | 8 | MP | $2.94 | |
LTC4444MPMS8E#TRPBF | MSOP | 8 | MP | $2.94 | |
LTC4444MPMS8E-5 | MSOP | 8 | MP | $4.11 | $2.88 |
LTC4444MPMS8E-5#PBF | MSOP | 8 | MP | $4.11 | $2.88 |
LTC4444MPMS8E-5#TR | MSOP | 8 | MP | $2.94 | |
LTC4444MPMS8E-5#TRPBF | MSOP | 8 | MP | $2.94 |