bd64950efj-凯发k8一触即发
40v withstand voltage 3.5a (peak 6a) dc brush motor driver with current limitbd64950efj is a built in 1 channel h-bridge motor driver for dc brush motors. this driver can facilitate low power consumption by direct pwm control or pwm constant current control. there are built-in protection circuits in this ic, which contributes to set high reliability.
本产品不建议使用于车载设备。
主要规格
特性：
power supply voltage (max.) [v]
40
power supply voltage (min.) [v]
8
vcc (max.)[v]
40
iout (max.)[a]
3.5
iout peak (max.)[a]
6
output on resistance (typ.)[ω]
0.55
number of motors
1
vref・pwm
-
current limit
yes
high speed drive
-
automotive class
no
operating temperature (min.)[°c]
-25
operating temperature (max.)[°c]
85
package size [mm]
4.9x6 (t=1)
特点：
- single power supply input (rated voltage of 40v)
- rated output current: 3.5a
- rated output current (peak): 6.0a
- low on resistance dmos output
- forward, reverse, brake, open function
- direct pwm control
- pwm constant current control (current limit function)
- built-in spike noise cancel function (external noise filter is unnecessary)
- driver for 1 dc brush motor
- built-in logic input pull-down resistor
- cross conduction prevention circuit
- thermal shutdown circuit (tsd)
- over current protection circuit (ocp)
- under voltage lock out circuit (uvlo)
- protects against malfunction when power supply is disconnected (ghost supply prevention function)
- microminiature, ultra-thin and high heat-radiation (exposed metal type) package
