PROFET BTS 443 P Smart Highside Power Switch Reversave Product Summary Reverse battery protection by self turn on of V 5.0 ... 36 V Operating voltage bb(on) power MOSFET On-state resistance R 16 m ON Features Load current (ISO) I 25A L(ISO) Short circuit protection Current limitation Current limitation I 65A L(SCr) Overload protection Package Thermal shutdown PG-TO252-5-11 Overvoltage protection (including load dump) Loss of ground protection Loss of V protection (with external diode for bb charged inductive loads) Very low standby current Fast demagnetisation of inductive loads Electrostatic discharge (ESD) protection Optimized static electromagnetic compatibility (EMC) Green product (RoHS compliant) AEC qualified Diagnostic Function Proportional load current sense (with defined fault signal during thermal shutdown) Application Power switch with current sense diagnostic feedback for 12V and 24 V DC grounded loads All types of resistive, capacitive and inductive loads (no PWM with 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 protective functions. 3 & Tab + V bb R bb Voltage Overvoltage Current Gate source limit protection protection 1, 5 OUT Limit for Voltage Charge pump unclamped I L sensor ind. loads Level shifter Current Sense Rectifier Output 2 Voltage Load IN Logic ESD detection I IN Temperature sensor I IS PROFET IS Load GND 4 V IN R V IS IS Logic GND Data Sheet Page 1 of 15 Rev. 1.0, 2007-02 PROFET BTS 443 P Pin Symbol Function Output to the load. The pin 1 and 5 must be shorted with each 1 OUT O other especially in high current applications *) Input, activates the power switch in case of short to ground 2 IN I Positive power supply voltage, the tab is shorted to this pin. Tab/(3) V + bb Diagnostic feedback providing a sense current proportional to the load 4 IS S current high current on failure (see Truth Table on page 6) Output to the load. The pin 1 and 5 must be shorted with each 5 OUT O other especially in high current applications *) *) Not shorting all outputs will considerably increase the on-state resistance, reduce the peak current capability and decrease the current sense accuracy Maximum Ratings at Tj = 25 C unless otherwise specified Parameter Symbol Values Unit Supply voltage (overvoltage protection see page 4) V 36V bb ) 1 Supply voltage for full short circuit protection V 24 V bb (see also diagram on page 9) T=-40...150 C: j 2) Load dump protection V = U + V , U = 13.5 V V 60 V LoadDump A s A Load dump R = 2 , R = 2.7 , t = 200 ms, IN= low or high I L d Load current (Short-circuit current, see page 4) I self-limitedA L Operating temperature range T -40 ...+150 C j Storage temperature range T -55 ...+150 stg Power dissipation (DC) TC 25C P 42W tot Inductive load switch-off energy dissipation, single pulse U=12V, I=10A, L=3mH T=150 C: E 0.15J j AS Electrostatic discharge capability (ESD) V 4.0 kV ESD (Human Body Model) acc. ESD assn. std. S5.1-1993 R=1.5k C=100pF Current through input pin (DC) I +15, -100 mA IN +15, -100 Current through current sense pin (DC) I IS see internal circuit diagrams page 7 1 ) Short circuit is tested with 100m and 20H 2) V is set-up without the DUT connected to the generator per ISO 7637-1 and DIN 40839 Load dump Data Sheet Page 2 of 13 Rev. 1.0, 2007-02