ŎŕŅIJIJijıŇ ․ ع㐳㧛 Features ٨ ቯ㔚ᵹᓮᯏ⢻㧔OFF ᤨ㑆࿕ቯ㧕 ٨ Constant Current Control Function (Fixed OFF Time) ٨ 4 ⋧ജ㧔หᤨ ON 㒐ᱛᯏ⢻㧕 ٨ 4-Phase Input (Simultaneous ON Prevention Function) ٨ ࡈࠗࡎࠗ࡞࠳ࠗࠝ࠼ౝ⬿ ٨ Built-in Flywheel Diodes ⛘ عኻᦨᄢቯᩰ㧛 Absolute Maximum Ratings ․ߦᜰቯߥ߈႐วߪTa=25͠㧛Ta=25͠ unless otherwise specified 㗄ޓޓ⋡ޓParameter ࡠࠫ࠶ࠢ㔚Ḯ㔚 Logic Supply Voltage ࡠࠫ࠶ࠢജ㔚 Logic Input Voltage ജ㔚 Output Voltage ജ㔚ᵹ Output Current ⸵ኈ៊ᄬ Power Dissipation ሽ᷷ᐲ Storage Temperature ធวㇱ᷷ᐲ Junction Temperature ⸥ภޓSymbol ቯᩰ୯ޓRating නޓUnit VCC 0㨪7 V VIN/ENA 0 㨪 VCC V VCEO 㩿SUS㪀 80 V IC 1.2 A PD 3 W Tstg -40 㨪 150 ͠ Tj 150 ͠ ع㔚᳇⊛․ᕈ㧛 Electrical Characteristics ․ߦᜰቯߥ߈႐วߪTa=25͠,VCC=5V㧛Ta=25͠ ,VCC=5V unless otherwise specified 㗄ޓޓ⋡ޓParameter ജ㘻㔚 Output Saturation Voltage ജࠢ㔚ᵹ Output Leakage Current Vcc ᶖ⾌㔚ᵹ Logic Supply Current IŇH̍ജ㔚 IŇH̍Input Voltage IŇL̍ജ㔚 IŇL̍Input Voltage IŇH̍ജ㔚ᵹ IŇH̍Input Current IŇL̍ജ㔚ᵹ IŇL̍Input Current Vref ജ㔚ᵹ Vref Input Current VS ജ㔚ᵹ VS Input Current VS ᦨᄢ㔚 VS Maximum Voltage ĺ 㧔U170-1㧕 ⸥ภޓSymbol min. typ. max. නޓUnit IC=0.9A - 1.1 1.4 V VCER=80V - - 10 ǴA ICC - 30 70 mA VINH 2.3 - VCC V VINL GND - 1.0 V VCE (sat) ICER ᷹ቯ᧦ઙޓCondition IINH VIN=5V - - 10 ǴA IINL VIN=0V - -10 -50 ǴA Iref Vref=0V - -1 -50 ǴA IS VS=0V - -1 -50 ǴA - - 1 V VS (max) www.shindengen.co.jp/product/semi/ عၮᧄᔕ↪࿁〝㧛 Typical Application ࡦࡇ ع㈩⟎࿑㧛Pin Assignment Top View MTD1120F OUT A OUT B OUT A Rf Cf OUT B Rf OUT A Rs A OUT A NC NC NC NC PG A IN A IN A Vs A Vref A CR A Vcc GND GND COM NC NC NC OUT B Rs B OUT B LG CR B Vref B Vs B IN B IN B PG B Cf ⌀ عℂ୯㧛 Truth Table Package HSOP28 عផᅑ࿁〝ቯᢙ㧛Recommended External Components Value IN A or B IN A or B OUT A or B OUT A or B ⸥ภޓSymbol ផᅑ୯ޓRecommendation නޓUnit L L OFF OFF Rs 0.68 ǡ L H OFF ON Rf 1 kǡ H L ON OFF Cf 3300 pF H H OFF OFF Rt 8.2 kǡ Ct 3300 pF Vz Vmm 1.2 㨪 1.5 V R1+R2 ҇ 10 kǡ عജ㔚ᵹ㧘ࡢࡦ࡚ࠪ࠶࠻ࠝࡈᤨ㑆ߩ⸳ቯ㧛 Setting of Output Current and One Shot Off Time ٤ ജ㔚ᵹ⸳ቯᑼ㧛 Output Current Setting lchop Vref 㪲㪘㪴 Rs Constant current waveform 㩿Motor current㪀 Ichop ٤ ࡢࡦ࡚ࠪ࠶࠻ࠝࡈᤨ㑆⸳ቯᑼ㧛 One Shot Off Time Setting toff = 0.69 × Ct × Rt 㪲㫊㪴 عផᅑേ᧦ઙ㧛 Recommended Operating Conditions ․ߦᜰቯߥ߈႐วߪTa=25͠㧛Ta=25͠ unless otherwise specified 㗄⋡ Parameter ធวㇱ᷷ᐲ Junction Temperature ࡠࠫ࠶ࠢ㔚Ḯ㔚 Logic Supply Voltage ࡕ࠲㔚Ḯ㔚 Load Supply Voltage ࠴࡚࠶ࡇࡦࠣᵄᢙ Chopping Frequency ⸥ภ Symbol ផᅑ୯ Recommendation න Unit Tj -25 㨪 120 ͠ VCC 4.75 㨪 5.25 V Vmm 㨪 27.5 V fchop 㨪 27 kHz www.shindengen.co.jp/product/semi/ 㧔U170-1㧕 IJı