PROFET Data Sheet BTS50085-1TMB Smart Highside High Current Power Switch Reversave Product Summary Reverse battery protection by self turn on of Overvoltage protection V 70V bb(AZ) power MOSFET V V Output clamp ON(CL) 62 Features V 5.0 ... 58 V Operating voltage bb(on) Overload protection On-state resistance R 9 m ON Current limitation Short circuit protection Load current (ISO) I 44A L(ISO) Over temperature protection Short circuit current limitation I 90A L(SC) Over voltage protection (including load dump) Current sense ratio I : I 13 000 Clamp of negative voltage at output L IS 1 ) Fast deenergizing of inductive loads Low ohmic inverse current operation PG-TO220-7-11 Diagnostic feedback with load current sense Open load detection via current sense 2 ) Loss of V protection bb Electrostatic discharge (ESD) protection Green product (RoHS compliant) 7 AEC qualified 1 Application Standard Power switch with current sense diagnostic feedback for up to 48 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. Providing embedded protection functions. 4 & Tab + V bb R bb Voltage Overvoltage Current Gate source protection limit protection 1,2,6,7 OUT Limit for Voltage Charge pump unclamped I L sensor ind. loads Level shifter Current Sense Rectifier Output Voltage Load 3 IN Logic ESD detection I IN Temperature sensor I IS PROFET IS Load GND 5 V IN R V IS IS Logic GND 1 ) With additional external diode. 2 ) Additional external diode required for energized inductive loads (see page 9). Infineon Technologies AG Page 1 2008-Jan-24 Data Sheet BTS50085-1TMB Pin Symbol Function Output to the load. The pins 1,2,6 and 7 must be shorted with each other 1 OUT O 3 ) especially in high current applications 2 OUT O Output to the load. The pins 1,2,6 and 7 must be shorted with each other 3) especially in high current applications 3 IN I Input, activates the power switch in case of short to ground Positive power supply voltage, the tab is electrically connected to this pin. 4 V bb + In high current applications the tab should be used for the V connection bb 4 ) instead of this pin . Diagnostic feedback providing a sense current proportional to the load 5 IS S current zero current on failure (see Truth Table on page 7) Output to the load. The pins 1,2,6 and 7 must be shorted with each other 6 OUT O 3) especially in high current applications Output to the load. The pins 1,2,6 and 7 must be shorted with each other 7 OUT O 3) especially in high current applications Maximum Ratings at Tj = 25 C unless otherwise specified Parameter Symbol Values Unit Supply voltage (over voltage protection see page 4) V V 62 bb Supply voltage for full short circuit protection, V 58V bb (E limitation see diagram on page 10) T =-40 ...+150C: j,start AS Load current (short circuit current, see page 5) I self-limited A L Load dump protection V = U + V , U = 13.5 V LoadDump A s A 5 6 ) ) 80 V R = 2 , R = 0.23 , t = 200 ms, V I L d Load dump IN, IS = open or grounded Operating temperature range T -40 ...+150 C j -55 ...+150 Storage temperature range T stg Power dissipation (DC), T 25 C P 170W C tot Inductive load switch-off energy dissipation, single pulse V = 12V, T = 150C, T = 150C const., j,start C E 1.2 J bb AS I = 20 A, Z = 6 mH, 0 , see diagrams on page 10 L L Electrostatic discharge capability (ESD) V 4.0kV ESD Human Body Model acc. MIL-STD883D, method 3015.7 and ESD assn. std. S5.1-1993, C = 100 pF, R = 1.5 k Current through input pin (DC) I +15 , -250 mA IN Current through current sense status pin (DC) I +15 , -250 IS see internal circuit diagrams on page 7 and 8 3 ) Not shorting all outputs will considerably increase the on-state resistance, reduce the peak current capability and decrease the current sense accuracy 4 ) Otherwise add up to 0.7 m (depending on used length of the pin) to the R if the pin is used instead of the ON tab. 5 ) R = internal resistance of the load dump test pulse generator. I 6 ) V is setup without the DUT connected to the generator per ISO 7637-1 and DIN 40839. Load dump Infineon Technologies AG Page 2 2008-Jan-24