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LB1945D Folha de dados(PDF) 2 Page - ON Semiconductor |
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LB1945D Folha de dados(HTML) 2 Page - ON Semiconductor |
2 / 9 page LB1945D No.7633-2/9 Recommended Operating Range at Ta = 25 °C Parameter Symbol Conditions Ratings Unit Motor supply voltage VBB 10 to 28 V Logic system supply voltage VCC 4.75 to 5.25 V Reference voltage VREF 1.5 to 5.0 V Electrical Characteristics at Ta = 25°C, VBB = 24V, VCC = 5V, VREF = 5V Ratings Parameter Symbol Conditions min typ max Unit Output block Output stage supply current IBB ON IBB OFF I1 = 0.8V, I2 = 0.8V, ENABLE = 0.8V ENABLE = 3.2V 0.5 1.0 2.0 0.2 mA Output saturation voltage 1 VO sat1 IO = +0.5A, sink side 0.3 0.5 V Output saturation voltage 2 VO sat2 IO = +0.8A, sink side 0.5 0.7 V Output saturation voltage 3 VO sat3 IO = -0.5A, source side 1.6 1.8 V Output saturation voltage 4 VO sat4 IO = -0.8A, source side 1.8 2.0 V Output leakage current VO1(leak) VO2(leak) VO = VBB, sink side VO = 0V, source side -50 50 μA Output sustain voltage VSUS L = 3.9mH, IO = 1.0A* 30 V Logic block Logic supply current ICC ON ICC OFF I1 = 0.8V, I2 = 0.8V, ENABLE = 0.8V ENABLE = 3.2V 50 7 70.0 10.0 92 13 mA Input voltage VIH VIL 3.2 1.8 V Input current IIH IIL VIH = 3.2V VIL = 0.8V 35 7 50 10 65 13 μA Set current control threshold value VREF/ VSEN I1 = 0.8V, I2 = 0.8V I1 = 3.2V, I2 = 0.8V I1 = 0.8V, I2 = 3.2V 9.5 13.5 25.5 10 15 30 10.5 16.5 34.5 Reference current IREF VREF = 5.0V, I1 = 0.8V, I2 = 0.8V 17.5 25 32.5 μA CR pin current ICR CR = 1.0V -1.0 μA Thermal shutdown temperature TS 170 °C Thermal shutdown hysteresis TSHY 40 °C *: The design specification items are design guarantees and are not measured. Package Dimensions unit:mm (typ) 3147C SANYO : DIP28H(500mil) 1 14 28 15 0.6 26.75 20.0 R1.7 (1.81) 1.78 1.0 0 2.5 3.0 2.8 1.5 0.5 1.0 2.0 3.5 -20 100 80 60 20 40 0 1.34 Ambient temperature, Ta – °C Pd max – Ta Independent IC |
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Descrição semelhante - LB1945D |
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