BD67891MUV
三相直流无刷电机用的电平转换器
BD67891MUV
三相直流无刷电机用的电平转换器
BD67891MUV是一款电平转换器,可将驱动三相直流无刷电机时ASIC输出的控制逻辑信号转换为外置FET的栅极驱动信号,还可将电机侧输出的霍尔信号和FG信号转换为ASIC的输入信号。内置了可通过外置CR设置OFF时间的电流限制功能、作为保护功能的温度保护电路以及低电压时的误动作防止电路,因此可以构建高可靠性的驱动电路。此外,还内置省电功能,可以减少待机时的电路电流,有助于进一步降低应用产品的功耗。
主要规格
特性:
Usage
General
Type
Gate Driver
Vcc (Max.)[V]
45
Power Supply Voltage (Max.) [V]
40
Power Supply Voltage (Min.) [V]
20
Sensor Type
3 sensor
External FET
P+N
Speed Control Input
PWM (6x)
For Fan Motor
-
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
85
Package Size [mm]
5.0x5.0 (t=1.0)
特点:
- Compatible with 2.5V to 5.0V ASICs
- Compatible with a Wide Range of Motor PowerSupply Voltage (20V to 40V)
- Power Save Function (standby mode circuit current:IMM = 200μA (Max))
- Current Limiter Function (OFF time set by external CR)
- Directly Driving External Pch/Nch FETs
- Built-in Logic Input Pull-down Resistor
- Thermal Shutdown Circuit (TSD)
- Under Voltage Lock Out Circuit (UVLO)
- Microminiature, Ultra-thin and High Heat-radiation(exposed metal type) Package
