MTD2003F_10

Features Constant Current Control Function (Fixed Frequency PWM Control) 4 2 bit 4-Phase Input 2-bit Digital Current Selection Noise Cancellation Function Cross Conduction Protection Thermal Shutdown Function Built-in Flywheel and Flyback Diodes Absolute Maximum Ratings Ta=25 Parameter Logic Supply Voltage Logic Input Voltage Load Supply Voltage Output Current Flywheel Diode Current Power Dissipation Storage Temperature Junction Temperature Symbol VCC VIN/I0/I1 Vmm IC If PD Tstg Tj -40 0 0 Rating 6 VCC 30 1.2 1.2 3 150 150 V V V A A W Ta=25 unless otherwise specified Unit U170-1 www.shindengen.co.jp/product/semi/ Electrical Characteristics Ta=25 Parameter Symbol Condition ,VCC=5V min. Ta=25 ,VCC=5V unless otherwise specified typ. max. Unit Output stage Output Saturation Voltage Upper side Output Saturation Voltage Lower side Output Leakage Current Upper side Output Leakage Current Lower side Diode Forward Drop Upper side Diode Forward Drop Lower side VCE VCE SAT H L IC=1.0A IC=1.0A Vmm=30V, VOUT=0V VOUT=30V, VRs=0V If=1.0A If=1.0A - 1.2 0.7 1.4 1.3 1.4 1.0 10 10 1.6 1.5 V V A A V V SAT IrH IrL V FH VFL Logic stage VCC 2 ON Logic Supply Current 2 Circuit ON VCC 2 OFF Logic Supply Current 2 Circuit OFF IN H IN H Input Voltage IN L IN L Input Voltage IN H IN H Input Current IN L IN L Input Current I0,I1 H I0,I1 H Input Voltage I0,I1 L I0,I1 L Input Voltage I0,I1 H I0,I1 H Input Current I0,I1 L I0,I1 L Input Current Vref Vref input current Vs Vs Input Current Comp 100 Comparator Threshold 100% Comp 70 Comparator Threshold 70% Comp 33 Comparator Threshold 33% Chopping Frequency Blanking Time Vs Vs Maximum Voltage Thermal Shutdown Temperature ICC (ON) ICC (OFF) VINH VINL IINH IINL VI0/I1H VI0/I1L II0/I1H II0/I1L Iref Is Vs1 Vs2 Vs3 fchop tb Vs (max) TTSD VI0/I1=3.3 or 5V VI0/I1=0V Vr=5V Vs=0V Vr=5V, VI0=0V, VI1=0V Vr=5V, VI0=5V, VI1=0V Vr=5V, VI0=0V, VI1=5V Ct=3300pF, Rt=18k Ct=3300pF VIN=3.3 or 5V VIN=0V VIN=all 0V or all 5V 2.3 GND 2.3 GND 0.475 0.322 0.153 50 15 -3 -75 500 -1 0.5 0.35 0.17 23 1.55 150 65 25 VCC 0.6 10 -20 VCC 0.6 10 -100 650 -10 0.525 0.378 0.187 1.5 mA mA V V A A V V A A A A V V V kHz s V www.shindengen.co.jp/product/semi/ U170-1 Typical Application Recommended External Components Value Symbol Rt Ct Vr Recommendation 18 3300 VCC k pF V Unit Recommended Operating Conditions Ta=25 Parameter Junction Temperature Logic Supply Voltage Load Supply Voltage Symbol Tj VCC Vmm Ta=25 unless otherwise specified Unit Recommendation -25 4.75 120 5.25 27 V V Setting of Output Current and Chopping Frequency Output Current Setting Vr – 0.015  lchop   A 10 × Rs Chopping Frequency Setting 1 fchop   Hz  0.72 × Ct × Rt T=1/fchop Ichop Constant current waveform Motor current U170-1 www.shindengen.co.jp/product/semi/ ¾ Pin Assignment Top View MTD2003F Vmm A OUT 1 NC Rs A NC NC OUT 2 Vcc IN 1 IN 2 I0 NC Vs A Vr GND GND OUT 3 NC NC Rs B NC OUT 4 Vmm B Package HSOP28 CR Vs B NC I1 IN 3 IN 4 Vcc Truth Table IN 1 or 4 L L H H IN 2 or 3 L H L H OUT 1 or 4 OFF L H OFF OUT 2 or 3 OFF H L OFF I0 L H L H I1 L L H H Output current level 100 70 33 0 Vref V at Vr=5V 0.5 r 5 0.35 r 8 0.17 r 10 - www.shindengen.co.jp/product/semi/ U170-1