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BTS555 Datasheet(PDF) 1 Page - Siemens Semiconductor Group |
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BTS555 Datasheet(HTML) 1 Page - Siemens Semiconductor Group |
1 / 15 page PROFET® Target Data Sheet BTS555 Semiconductor Group Page 1 of 16 1998-Jan-14 Smart Highside High Current Power Switch Features • Overload protection • Current limitation • Short circuit protection • Overtemperature protection • Overvoltage protection (including load dump) • Clamp of negative voltage at output • Fast deenergizing of inductive loads 1) • Low ohmic inverse current operation • Reverse battery protection • Diagnostic feedback with load current sense • Open load detection via current sense • Loss of V bb protection 2) • Electrostatic discharge (ESD) protection Application • Power switch with current sense diagnostic feedback for 12 V and 24 V DC grounded loads • Most suitable for loads with high inrush current like lamps and motors; all types of resistive and inductive loads • Replaces electromechanical relays, fuses and discrete circuits General Description N channel vertical power FET with charge pump, current controlled input and diagnostic feedback with load current sense, integrated in Smart SIPMOS® chip on chip technology. Fully protected by embedded protection functions. IN Charge pump Level shifter Rectifier Limit for unclamped ind. loads Gate protection Current limit 2 Overvoltage protection + Vbb PROFET ® OUT 3 & Tab 1, 5 Load GND Load Output Voltage detection R IS IS 4 I IS I L V IS I IN Logic GND Voltage sensor Voltage source Current Sense Logic ESD Temperature sensor R bb V IN 1) With additional external diode. 2) Additional external diode required for energized inductive loads (see page9). Product Summary Overvoltage protection Vbb(AZ) 63 V Output clamp VON(CL) 42 V Operating voltage Vbb(on) 5.0 ... 34 V On-state resistance RON 2.9 m Ω Load current (ISO) IL(ISO) 132 A Short circuit current limitation IL(SCp) 400 A Current sense ratio IL : IIS 25 000 TO-218AB/5 5 1 Straight leads |
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