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BTS50055-1TMA Dataheets PDF



Part Number BTS50055-1TMA
Manufacturers Infineon Technologies
Logo Infineon Technologies
Description Smart Highside High Current Power Switch
Datasheet BTS50055-1TMA DatasheetBTS50055-1TMA Datasheet (PDF)

Data Sheet BTS50055-1TMA Smart Highside High Current Power Switch Reversave Features • Overload protection • Current limitation • Short circuit protection • Over temperature protection • Over voltage protection (including load dump) • Clamp of negative voltage at output • Fast deenergizing of inductive loads 1) • Low ohmic inverse current operation • Reversave (Reverse battery protection) • Diagnostic feedback with load current sense • Open load detection via current sense • Loss of Vbb prot.

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Data Sheet BTS50055-1TMA Smart Highside High Current Power Switch Reversave Features • Overload protection • Current limitation • Short circuit protection • Over temperature protection • Over voltage protection (including load dump) • Clamp of negative voltage at output • Fast deenergizing of inductive loads 1) • Low ohmic inverse current operation • Reversave (Reverse battery protection) • Diagnostic feedback with load current sense • Open load detection via current sense • Loss of Vbb protection 2) • Electrostatic discharge (ESD) protection • Green product (RoHS compliant) • AEC qualified Product Summary Overvoltage protection Output clamp Operating voltage On-state resistance Load current (ISO) Short circuit current limitation Current sense ratio Vbb(AZ) VON(CL) Vbb(on) RON IL(ISO) IL(SC) IL : IIS 62 V 42 V 5.0 ... 34 V 6.0 mΩ 70 A 130 A 14 000 PG-TO220-7-4 Application • Power switch with current sense diagnostic feedback for 12 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 1 SMD 7 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. Providing embedded protective functions. 4 & Tab Voltage source Overvoltage protection Current limit Gate protection R bb + Vbb Voltage sensor 3 IN ESD Logic Charge pump Level shifter Rectifier Limit for unclamped ind. loads Output Voltage detection Current Sense OUT 1,2,6,7 IL Load I IN Temperature sensor VIN VIS Logic GND I IS IS 5 RIS PROFET 1) With additional external diode. 2) Additional external diode required for energized inductive loads (see page 9). Infineon Technologies AG Page 1of 18 Load GND 2010-April-27 Pin 1 2 3 4 5 6 7 Data Sheet BTS50055-1TMA Symbol OUT OUT IN Vbb IS OUT OUT Function O Output; output to the load; pin 1, 2, 6 and 7 must be externally shorted with each other especially in high current applications. 3) O Output; output to the load; pin 1, 2, 6 and 7 must be externally shorted with each other especially in high current applications. 3) I Input; has an internal pull up; activates the power switch in case of short to ground + Supply voltage; positive power supply voltage; tab and pin 4 are internally shorted; in high current applications use the tab 4). S Sense Output; Diagnostic feedback; provides a sense current proportional to the load current; zero current on failure (see Truth Table on page 7) O Output; output to the load; pin 1, 2, 6 and 7 must be externally shorted with each other especially in high current applications. 3) O Output; output to the load; pin 1, 2, 6 and 7 must be externally shorted with each other especially in high current applications. 3) Maximum Ratings at Tj = 25 °C unless otherwise specified Parameter Symbol Suppl.


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