BD63730EFV
高性能、高可靠性36V耐压 步进电机驱动器
BD63730EFV
高性能、高可靠性36V耐压 步进电机驱动器
BD63730EFV是额定电源36V､额定输出电流3.0A的低功耗双极PWM恒流驱动器。输入接口适用于CLK-IN驱动方式、PARALLEL-IN驱动方式中的任意一种，通过内置DAC，励磁模式可适用于FULL STEP､HALF STEP(2种)､QUATER STEP模式。电流衰减方式方面可任意设定FAST DECAY/SLOW DECAY的比率，可对所有电机实现很好的控制状态。另外，也可使用一个系统电源进行驱动，有助于提高整机设计的便利性。
主要规格
特性：
Power Supply Voltage (Max.) [V]
28
Power Supply Voltage (Min.) [V]
19
Vcc (Max.)[V]
36
Iout (Max.)[A]
3
Iout Peak (Max.)[A]
3.5
Output On Resistance (Typ.)[Ω]
0.4
Step
to 1 / 4
MIX DECAY Function
Yes
Single power supply input
Yes
Automotive class
No
Interface
CLK / PARA-IN
Operating Temperature (Min.)[°C]
-25
Operating Temperature (Max.)[°C]
85
Package Size [mm]
18.5x9.5 (t=1)
特点：
- Rated output current of 3.0A DC
- Low ON-Resistance DMOS output
- CLK-IN drive mode
- PARALLEL-IN drive mode
- PWM constant current control (other oscillation)
- Built-in spike noise cancel function (external noise filter is unnecessary)
- Full-step, half-step (two types), and quarter-step functionality
- Dynamic excitation mode switch
- Current decay mode switch (linearly variable FAST/SLOW DECAY ratio)
- Normal rotation & reverse rotation switching function
- Power save function
- Built-in logic input pull-down resistor
- Power-ON reset function
- Thermal shutdown circuit (TSD)
- Over-current protection circuit (OCP)
- Under voltage lock out circuit (UVLO)
- Over voltage lock out circuit (OVLO)
- Ghost Supply Prevention (protects against malfunction when power supply is disconnected)
- Electrostatic discharge: 4kV (HBM specification)
- Adjacent pins short protection
- Micro miniature, ultra-thin and high heat-radiation (exposed metal type) package
