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SLA7078M 데이터시트(PDF) 7 Page - Allegro MicroSystems |
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SLA7078M 데이터시트(HTML) 7 Page - Allegro MicroSystems |
7 / 13 page SLA7075M, SLA7076M, SLA7077M, and SLA7078M Motor Driver ICs 7 www.allegromicro.com PROTECTION CIRCUIT CHARACTERISTICS* Valid at TA = 25°C, VBB = 24 V, VDD = 5 V, unless otherwise specified Characteristics Symbol Test Conditions Min. Typ. Max. Units PR products Overcurrent Sense Voltage VOCP Motor coils shorted 0.65 0.7 0.75 V FLAG Output Voltage VFlagL IFLAGL = 1.25 mA – – 1.25 V VFlagH IFLAGH = –1.25 mA VDD– 1.25 – – V FLAG Output Current IFlagL – – 1.25 mA IFlagH –1.25 – – mA *Protection circuits work on the condition of VSInt ≥ VOCP. RECOMMENDED OPERATING RANGES, applicable to both PR and R products, unless otherwise specified Characteristics Symbol Remarks Min Max Units Load (Motor) Supply Voltage VM –44 V Main Power Supply Voltage VBB 10 44 V Logic Supply Voltage VDD Surge voltage at VDD pin should be less than ±0.5 V to avoid malfunctioning in operation 3.0 5.5 V Case Temperature TC Measured at pin 12, without heat sink – 90 °C ALLOWABLE POWER DISSIPATION j-a= 26.6 /W 0 1 2 3 4 5 0 102030405060708090 Ambient Temperature, TA (°C) PR and R Products |
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