Features
OFF 4 MOS ON Constant Current Control Function (Fixed OFF Time) 4-Phase Input (Simultaneous ON Prevention Function) DMOS Output Built-in Flywheel Diodes
Absolute Maximum Ratings
Ta=25 Parameter Logic Ratings Logic Input Voltage MOS MOS Breakdown Voltage Flywheel Diode Voltage MOS MOS Output Current Flywheel Diode Current Power Dissipation Thermal Ratings Storage Temperature Junction Temperature Symbol VIN VDSS Vr IOUT If PD Tstg Tj -40 -0.3 68 68 1.5 1.5 5 150 150 Rating 6 V V V A A W Ta=25 unless otherwise specified Unit
Output Ratings
Electrical Characteristics
Ta=25 Parameter Vmm Load Supply Current IN L IN L Input Voltage IN H IN H Input Voltage IN L IN L Input Current IN H IN H Input Current Vs Vs Input Current Vref Vref Input Current MOSFET ON MOSFET ON Voltage Flywheel Diode Forward Voltage One Shot Off Time Symbol Imm VINL VINH IINL IINH IS Iref VDS
ON
Ta=25 typ. 18 0.96 1.5 18.7
unless otherwise specified max. 26 0.8 -50.0 10.0 -50.0 -50.0 1.2 Unit mA V V A A A A V V s
Condition Vmm=24V Vmm=24V Vmm=24V Vmm=24V, VIN=0V Vmm=24V, VIN=5V Vmm=24V, Vs=0V Vmm=24V, Vref=0V IOUT=1.2A If=1.2A Ct=3300pF, Rt=8.2k
min. 2.0 -
VF toff
U170-1
www.shindengen.co.jp/product/semi/
Typical Application
¾
Pin Assignment
MARKING SIDE VIEW MTD1361
LG CR B Vref B Vs B IN B IN B PG OUT B Rs B OUT B NC NC NC NC PG NC NC OUT A Rs A OUT A PG IN A IN A Vs A Vref A CR A Vmm
Package ZIP27
Truth Table
IN A or B L L H H IN A or B L H L H OUT A or B OFF ON OFF OFF OUT A or B OFF OFF ON OFF Symbol Rs Rt Ct Rf Cf R1+R2
Recommended External Components Value
Recommendation 0.68 8.2 3300 1 3300 10 k pF k pF k Unit
Setting of Output Current and One Shot Off Time
Output Current Setting lchop Vref A Rs One Shot Off Time Setting toff = 0.69 × Ct × Rt Constant current waveform Motor current
Ichop
Recommended Operating Conditions
Ta=25 Parameter Junction Temperature Load Supply Voltage Symbol Tj Vmm Ta=25 unless otherwise specified Unit Recommendation -25 15 120 30 V
www.shindengen.co.jp/product/semi/
U170-1
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