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HM8833B Scheda tecnica(PDF) 5 Page - Shenzhen Huazhimei Semiconductor Co., Ltd |
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HM8833B Scheda tecnica(HTML) 5 Page - Shenzhen Huazhimei Semiconductor Co., Ltd |
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5 / 15 page ![]() Page 5 of 15 fPWM 电流控制 PWM 频率 Internal PWM frequency 50 kHz tR 输出上升时间 16Ω to GND, 10% to 90% 240 ns tF 输出下降时间 16Ω to GND, 10% to 90% 200 ns tPROP INx to OUTx 延迟 0.5 us tDEAD 死区时间 200 ns PROTECTION CIRCUITS IOCP 过流保护阈值 2.2 3 A tDEG 过流延迟时间 1.5 us tOCP 过流保护重启时间 1.9 ms tTSD 过温阈值 Die temperature 150 160 180 ℃ CURRENT CONTROL VTRIP xISEN 采样电压 160 200 240 mV tBLANK blanking 时间 2.4 us SLEEP MODE tWAKE 开启延迟时间 nSLEEP inactive high to H-bridge on 0.2 1 ms HM8833B 双通道 H 桥电机驱动芯片 |
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