BTS436L2 Infineon Technologies, BTS436L2 Datasheet
BTS436L2
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BTS436L2 Summary of contents
Page 1
... Diagnostic feedback with open drain output Open load detection in ON-state Feedback of thermal shutdown in ON-state Semiconductor Group Package 38m TO 220-5-11 4.75...41V 9.8A 40A Standard Block Diagram protection ST Page BTS436L2 TO-263-5-2 TO-220-5-12 SMD Straight Vbb IN Logic with protection functions OUT Load PROFET GND ...
Page 2
... The tab is shorted to pin 3 Semiconductor Group current limit gate control + charge clamp for logic pump inductive load temperature sensor Open load detection Function Logic ground Output to the load Page 2 BTS436L2 VBB OUT LOAD PROFET Pin configuration (top view) Tab = ( GND IN ST OUT 2003-Oct-01 ...
Page 3
... A 25 ° =0.33J: AS IN: ST: Symbol chip - case: R thJC R thJA ) : 5 device on pcb require an external current limit for the GND and status pins (a 150 2 (one layer thick) copper area for V bb Page 3 BTS436L2 Symbol Values Load dump I self-limited L T -40 ...+150 j -55 ...+150 T stg ...
Page 4
... T =-40° bb(AZ) T =25...+150° =-40...+25° bb(off 150° L(off) bb(off) I GND require an external current limit for the GND and status pins (a 150 ON(CL) >5 Page 4 BTS436L2 Values min typ max -- 8.8 9 100 200 50 120 250 0 0 off 4 ...
Page 5
... V ) out bb T =150 ° ON(rev (OL IN(T+) V IN(T-) V IN( IN(off IN(on) t after switch off d(ST OL4 +1.6 mA ST(high +1.6 mA ST(low) 2 (one layer thick) copper area for V bb Page 5 BTS436L2 Values Unit min typ max 1 150 -- -- ° 600 -- mV 100 -- 900 mA 2.5 3.5 ...
Page 6
... Normal L L operation Open load Overtem perature "Low" Level X = don't care H = "High" Level Status signal after the time delay shown in the diagrams (see fig 5. page 11) Semiconductor Group Status BTS 436L2 high impedance, potential depends on external circuit Page 6 BTS436L2 2003-Oct-01 ...
Page 7
... Open-load detection Open load +5V Logic unit ST ESD- ZD GND disconnect < 375 ST(ON OUT Any kind of load. In case of Input=high is V Due to V > GND Page 7 BTS436L2 + Logic OUT V PROFET Z1 GND R Load R GND Load GND Signal GND = 47 V typ 150 , GND Z2 = 3.5 k typ on-state < R ...
Page 8
... OUT 5 = Energy stored in load inductance: While demagnetizing load inductance, the energy dissipated in PROFET OUT with an approximate solution for Maximum allowable load inductance for a single switch off [mH] L 1000 100 10 1 0.1 0 Page 8 BTS436L2 OUT PROFET ST GND · · · (t) dt ON(CL) ...
Page 9
... Typ. on-state resistance high Typ. standby current 9...34 V, IN1,2 = low bb(off bb(off - 100 Semiconductor Group Tj = 150°C 25°C -40° [V] bb 150 200 T [°C] j Page 9 BTS436L2 2003-Oct-01 ...
Page 10
... Figure 2b: Switching a lamp OUT The initial peak current should be limited by the lamp and not by the current limit of the device. Figure 2c: Switching an inductive load IN ST dV/dtoff t V off OUT L(OL the time constant of load is too large, open-load-status may occur Page 10 BTS436L2 t t 2003-Oct-01 ...
Page 11
... Heating up of the chip may require several milliseconds, depending on external conditions Figure 4a: Overtemperature: Reset if T < OUT T J Semiconductor Group Figure 5a: Open load: detection in ON-state, open load occurs in on-state IN t d(ST OL OUT normal typ. d(ST OL) Figure 5b: Open load: turn on/off to open load Page 11 BTS436L2 t d(ST OL) normal open t t d(STOL4) t 2003-Oct-01 ...
Page 12
... Life support devices or systems are intended to be implanted in the human body support and/or maintain and sustain and/or protect human life. If they fail reasonable to assume that the health of the user or other persons may be endangered. Page 12 BTS436L2 BTS436L2 S Q67060-S6111-A4 10 ±0.2 A 9.8 ±0. ...