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L9788 bảng dữ liệu(PDF) 101 Page - STMicroelectronics |
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L9788 bảng dữ liệu(HTML) 101 Page - STMicroelectronics |
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101 / 264 page ![]() DS12308 Rev 4 101/264 L9788 Low-side drivers 263 LS_RdsON_ RL4 Low-side RdsON VB_IN = 3.1 V, ILOAD = 0.6 A -- 3 Ω RLY4 OUTx_lkg Output leakage current Output disabled, diagnostic off -10 - +10 µA RLY/1/2/3/4/5 Irev_OUTx Body diode reverse current voltage drop ILOAD = -0.6 A - - 2 V RLY/1/2/3/4/5 SR_ON Voltage slew ON State From 80% to 30% of VOUT, VB_IN = 14 V, Rload = 68 Ω Cload = 10 nF 0.4 - 2.1 V/µs RLY/1/2/3/4/5 SR_OFF Voltage slew OFF State From 30% to 80% of VOUT, VB_IN = 14 V, Rload = 68 Ω Cload = 10 nF 0.4 - 2.1 V/µs RLY/1/2/3/4/5 S/RGkill FAST VS/R off when an OVC fault happens From 30% to 80% of VOUT, VB_IN = 14 V, Rload = 68 Ω Cload = 10 nF 5 - 20 V/µs RLY/1/2/3/4/5 Ton_OUTx Propagation Delay from MSC_EN rising edge to 80% output OUTx voltage VOUT, VB_IN = 14 V, Rload = 68 Ω Cload = 10 nF - - 10 µs RLY/1/2/3/4/5 Toff_OUTx Propagation Delay from MSC_EN falling edge to 20% output OUTx voltage VB_IN = 14 V, Rload = 68 Ω Cload = 10 nF - - 10 µs RLY/1/2/3/4/5 Vclamp_OUTx OUTx clamping Voltage ILOAD = 0.6 A 45 - 55 V RLY/1/2/3/4/5 Vclamp_OUTx _high_curr OUTx clamping Voltage ILOAD = 1 A Guaranteed by design, provided single pulse energy limits are not violated by clamping action 45 - 55 V RLY/1/2/3/4/5 - Over current driver threshold - 1 1.5 2 A RLY/1/2/3/4/5 I_LS_ocv_flt LS overcurrent filter time Guaranteed by scan 4 - 7 µs RLY/1/2/3/4/5 T_SD_HIGH Temperature shut down - 185 - 200 °C RLY/1/2/3/4/5 Table 48. Low-side driver - RELAY electrical characteristics (continued) Symbol Parameter Test condition Min Typ Max Unit Pin |
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