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BTS730 Datasheet(PDF) 3 Page - Siemens Semiconductor Group |
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BTS730 Datasheet(HTML) 3 Page - Siemens Semiconductor Group |
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3 / 7 page ![]() BTS 730 Semiconductor Group 3 Electrical Characteristics at Tj = 25 EC, unless otherwise specified.CBootstrap = 22nF Parameter Symbol Values Unit min. typ. max. On-state resistance RON - - 70 m Ω IL=3A, Vbb=12V Operating voltage Vbb 5.9 1) 16.9 2) V Tj = -40 ...+150 EC Nominal current, calculated value IL-ISO 3 - - A ISO-standard: Vbb-VOUT ≤ 0.5V, Tc=85°C Load current limit ILLim - 20 - A Vbb-VOUT> 1V Undervoltage shutdown Vbb(LOW) 3 4.2 5.4 V IL = 3A Overvoltage shutdown Vbb(HI) 17 18 19 V IL = 3A Max.output voltage (RMS) VRMSmax 12 - 14 V IL = 3A, Vbb > 12 V Reference voltage VREF 2 3 V IREF= 10mA Reference current IREF - 150 - mA pin 18 (GND) to pin 20 (VREF) short Internal current consumption during IR - 5 mA operation, measured in PWM gap Bootstrap voltage, pin 2 ( CB1) to pin 3 (CB2) VB - 10 - V Vbb = 12 V, PWM frequency fPWM 50 - 100 Hz Tc = -40 ... +150 °C, Ct = 68 nF Max. pulse duty factor Dimax 95 98 - % IL = 3A, VC=0V , (50% VOUT) Min. pulse duty factor Dimin - 8 14 % IL = 3A, VC=0V , (50% VOUT) Slew rate "on" du/d t(on) 20 - 120 mV/ µs 10 ... 90% IOUT Slew rate "off" du/d t(off) 20 - 120 mV/ µs 90 ... 10% IOUT Thermal overload trip temperature Tj 150 - - °C 1) Note: undervoltage shutdown 2) Note: overvoltage shutdown |
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