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2919 датащи(PDF) 3 Page - Allegro MicroSystems |
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2919 датащи(HTML) 3 Page - Allegro MicroSystems |
3 / 8 page 2919 DUAL FULL-BRIDGE MOTOR DRIVER ELECTRICAL CHARACTERISTICS at T A = +25°C, TJ ≤ 150°C, VBB = 45 V, VCC = 4.75 V to 5.25 V, V REF = 5.0 V (unless otherwise noted). (at trip point) Limits Characteristic Symbol Test Conditions Min. Typ. Max. Units Output Drivers (OUT A or OUTB) Motor Supply Range V BB Operating 10 — 45 V Output Leakage Current I CEX V OUT = VBB — < 1.0 50 µA V OUT = 0 — <-1.0 -50 µA Output Sustaining Voltage V CE(sus) I OUT = ± 750 mA, L = 3.0 mH 45 + V F —— V Output Saturation Voltage V CE(SAT) Sink Driver, I OUT = +500 mA — 0.4 0.6 V Sink Driver, I OUT = +750 mA — 1.0 1.2 V Source Driver, I OUT = -500 mA — 1.0 1.2 V Source Driver, I OUT = -750 mA — 1.3 1.5 V Clamp Diode Leakage Current I R V R = 45 V — < 1.0 50 µA Clamp Diode Forward Voltage V F I F = 750 mA — 1.6 2.0 V Driver Supply Current I BB(ON) Both Bridges ON, No Load — 20 25 mA I BB(OFF) Both Bridges OFF — 5.0 10 mA Control Logic Input Voltage V IN(1) All inputs 2.4 — — V V IN(0) All inputs — — 0.8 V Input Current I IN(1) V IN = 2.4 V — <1.0 20 µA V IN = 0.8 V — - 3.0 -200 µA Reference Voltage Range V REF 1.0 — 7.5 V Current Limit Threshold V REF /VSENSE I 0 = I1 = 0.8 V, VREF = 1.0 V to 7.5 V 9.5 10 10.5 — I 0 = 2.4 V, I1 = 0.8 V, 13.5 15 16.5 — V REF = 1.5 V to 7.5 V I 0 = 0.8 V, I1 = 2.4 V, 20.7 24.4 28.0 — V REF = 1.5 V to 7.5 V Thermal Shutdown Temperature T J — 170 — °C Total Logic Supply Current I CC(ON) I 0 = I1 = 0.8 V, No Load — 40 50 mA I CC(OFF) I 0 = I1 = 2.4 V, No Load — 10 12 mA Total Reference Current I REF1 + IREF2 V REF1 = VREF2 = 7.5 V, I0 = I1 = 2.4 V 140 185 250 µA |
Аналогичный номер детали - 2919 |
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Аналогичное описание - 2919 |
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