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µ-step适用 36v耐压 步进电机驱动器系列bd63524aefv是适用于1/8µ-step的步进电机驱动器。作为基本功能，是低功耗双极pwm恒流驱动器，额定电源为36v、额定输出电流(dc)为2.5a，接口为clk-in驱动型。通过内置dac，励磁模式适用于full step (2相励磁)、half step (1-2相励磁)、quarter step (w1-2 相励磁)、eighth step (2w1-2相励磁）模式，对于电流衰减方式，可自由设定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，因此有助于提高整机设计的便利性。
本产品不建议使用于车载设备。
主要规格
特性：
power supply voltage (max.) [v]
28
power supply voltage (min.) [v]
8
vcc (max.)[v]
36
iout (max.)[a]
2.5
iout peak (max.)[a]
3
output on resistance (typ.)[ω]
0.35
step
to 1 / 8
mix decay function
yes
single power supply input
yes
automotive class
no
interface
clk-in
operating temperature (min.)[°c]
-25
operating temperature (max.)[°c]
85
package size [mm]
9.7x6.4 (t=1)
特点：
- single power supply input (rated voltage of 36v)
- rated output current:(dc) 2.5a
- low on resistance dmos output
- clk-in drive mode
- pwm constant current control (other oscillation)
- built-in spike noise cancel function (external noise filter is unnecessary)
- full step, half step, quarter step, eighth step drive
- timing free for changing step modes
- current decay mode switching function (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)
- adjacent pins short protection
- inverted mounting protection
- microminiature, ultra-thin and high heat-radiation (exposed metal type) htssop-b28 package
evaluation
board
-
- evaluation board
- ragu-main1-evk-001
the ragu is evaluation tool controls the stepping motor driver ic to demonstrate and evaluate its functions
-
- evaluation board
- ragu-op1-evk-001
the ragu is evaluation tool controls the stepping motor driver ic to demonstrate and evaluate its functions
