BD63720AEFV
高性能、高可靠性36V耐壓步進馬達驅動器
BD63720AEFV
高性能、高可靠性36V耐壓步進馬達驅動器
BD63720AEFV是額定電源36V､額定輸出電流2.0A的低功耗雙極PWM恆流驅動器。輸入介面採用CLK-IN驅動方式，通過內建DAC，勵磁模式可適用於FULL STEP､HALF STEP(2種)､QUATER STEP模式。電流衰減方式方面可任意設定FAST DECAY/SLOW DECAY的比率，可對所有馬達實現最佳控制狀態。另外，也可使用一個系統電源進行驅動，有助於提高整機設計的便利性。
Product Detail
規格:
Power Supply Voltage (Max.) [V]
28
Power Supply Voltage (Min.) [V]
19
Vcc (Max.)[V]
36
Iout (Max.)[A]
2
Iout Peak (Max.)[A]
2.5
Output On Resistance (Typ.)[Ω]
0.65
Step
to 1 / 4
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=1.0)
功能:
· Rated output current(DC)2.0A· Low ON resistance DMOS output
· CLK-IN drive mode
· PWM constant current (other oscillation)
· Built-in spike noise cancel function (external noise filter is unnecessary)
· Full-, half (two kinds)-, quarter-step functionality
· Freely timing 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)
· Adjacent pins short protection
· Microminiature, ultra-thin and high heat-radiation (exposed metal type) package
