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L6472PD Folha de dados(PDF) 11 Page - STMicroelectronics |
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L6472PD Folha de dados(HTML) 11 Page - STMicroelectronics |
11 / 69 page L6472 Electrical characteristics Doc ID 022729 Rev 1 11/69 3 Electrical characteristics VSA = VSB = 36 V; VDD = 3.3 V; internal 3 V regulator; TJ = 25 °C, unless otherwise specified. Table 5. Electrical characteristics Symbol Parameter Test condition Min. Typ. Max. Unit General VSthOn VS UVLO turn-on threshold 7.5 8.2 8.9 V VSthOff VS UVLO turn-off threshold 6.6 7.2 7.8 V VSthHyst VS UVLO threshold hysteresis 0.7 1 1.3 V Iq Quiescent motor supply current Internal oscillator selected; VREG = 3.3V ext; CP floating 0.5 0.65 mA Tj(WRN) Thermal warning temperature 130 °C Tj(SD) Thermal shutdown temperature 160 °C Charge pump Vpump Voltage swing for charge pump oscillator 10 V fpump,min Minimum charge pump oscillator frequency (1) 660 kHz fpump,max Maximum charge pump oscillator frequency (1) 800 kHz Iboot Average boot current fsw,A = fsw,B = 15.6kHz POW_SR = ‘10’ 1.1 1.4 mA Output DMOS transistor RDS(on) High-side switch on- resistance Tj = 25°C, Iout = 3A 0.37 Ω Tj = 125°C, (2) I out = 3A 0.51 Low-side switch on- resistance Tj = 25°C, Iout = 3A 0.18 Tj = 125°C, (2) I out = 3A 0.23 IDSS Leakage current OUT = VS 3.1 mA OUT = GND -0.3 tr Rise time (3) POW_SR = '00', Iout = +1A 100 ns POW_SR = '00', Iout = -1A 80 POW_SR = ‘11’, Iout = ±1A 100 POW_SR = ‘10’, Iout = ±1A 200 POW_SR = ‘01’, Iout = ±1A 300 |
Nº de peça semelhante - L6472PD |
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Descrição semelhante - L6472PD |
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