Dell Inspiron BTS436L2 Quick User Guide Manual and User Manual

Summary

Infineon BTS436L2 Smart High-Side Power Switch datasheet featuring a single-channel 38mΩ N-channel vertical power MOSFET with integrated charge pump and diagnostic feedback. Specifications include 4.75-41V operating voltage, 9.8A nominal load current, 40A current limitation, embedded protection functions, and TO-220/TO-263 packaging for automotive and industrial load switching.

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BTS436L2

Smart High-Side Power Switch One Channel: 38mΩ Status Feedback Product Summary Package

On-state Resistance RON 38mΩ TO 220-5-11 TO-263-5-2 TO-220-5-12

Operating Voltage Vbb(on) 4.75...41V Nominal load current IL(NOM) 9.8A Current limitation IL(SCr) 40A

Standard SMD Straight

General Description • N channel vertical power MOSFET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, monolithically integrated in Smart SIPMOS technology. • Providing embedded protective functions

Applications • µC compatible high-side power switch with diagnostic feedback for 5V, 12V and 24V grounded loads • All types of resistive, inductive and capacitve loads • Most suitable for loads with high inrush currents, so as lamps • Replaces electromechanical relays, fuses and discrete circuits

Basic Functions • Very low standby current • CMOS compatible input • Fast demagnetization of inductive loads • Stable behaviour at undervoltage • Wide operating voltage range • Logic ground independent from load ground

Block Diagram

Protection Functions

• Short circuit protection • Overload protection • Current limitation • Thermal shutdown • Overvoltage protection (including load dump) with external

IN Logic

resistor

• Reverse battery protection with external resistor

protection

• Loss of ground and loss of Vbb protection

ST functions

• Electrostatic discharge protection (ESD)

Diagnostic Function Load

PROFET

• Diagnostic feedback with open drain output

• Open load detection in ON-state • Feedback of thermal shutdown in ON-state

Semiconductor Group Page 1 of 12 2003-Oct-01

Page Summary Contents For Dell Inspiron BTS436L2 Quick User Guide Manual and User Manual

Page 1 BTS436L2 Smart High-Side Power Switch One Channel: 38mΩ Status Feedback Product Summary Package On-state Resistance RON 38mΩ TO 220-5-11 TO-263-5-2 TO-220-5-12 Operating Voltage Vbb(on) 4.75...41V Nom...

Page 2 BTS436L2 Functional diagram overvoltage protection current limit gate VBB control charge internal clamp for logic pump voltage supply inductive load temperature sensor Open load detection ST PROFET Pi...

Page 3 BTS436L2 Maximum Ratings at Tj = 25 °C unless otherwise specified Parameter Symbol Values Unit Supply voltage (overvoltage protection see page 4) Vbb 43 Supply voltage for full short circuit protectio...

Page 4 BTS436L2 Electrical Characteristics Parameter and Conditions Symbol Values Unit at Tj =-40...+150°C, Vbb = 12 V unless otherwise specified min typ max Load Switching Capabilities and Characteristics O...

Page 5 BTS436L2 Parameter and Conditions Symbol Values Unit at Tj =-40...+150°C, Vbb = 12 V unless otherwise specified min typ max Protection Functions10) Current limit (pin 3 to 5) IL(lim) (see timing diagr...

Page 6 BTS436L2 Truth Table Input Output Status level level BTS 436L2 Normal operation Open load L Overtem- perature L = "Low" Level X = don't care Z = high impedance, potential depends on external...

Page 7 BTS436L2 Terms Overvolt. and reverse batt. protection + 5V + Vbb bb IR IN IN OUT Logic PROFET ST ST OUT STR VSTV GND Vbb PROFET VOUTIGND GND GND Load R Load GND Signal GND VZ1 = 6.1 V typ., VZ2 = 47 V...

Page 8 BTS436L2 Inductive Load switch-off energy GND disconnect with GND pull up dissipation bb ELoad PROFET OUT bb PROFET OUT VIN VST Vbb VGND {Z RL Any kind of load. If VGND > VIN - VIN(T+) device stays...

Page 9 BTS436L2 Typ. on-state resistance RON = f (Vbb,Tj ); IL = 2 A, IN = high RON [mΩ] Tj = 150°C 3 5 7 9 Vbb [V] Typ. standby current Ibb(off) = f (Tj ); Vbb = 9...34 V, IN1,2 = low Ibb(off) [µA] -50 Tj [...

Page 10 BTS436L2 Timing diagrams Figure 1a: Vbb turn on: Figure 2b: Switching a lamp, ST open drain proper turn on under all conditions The initial peak current should be limited by the lamp and not by the cu...

Page 11 BTS436L2 Figure 3a: Short circuit Figure 5a: Open load: detection in ON-state, open shut down by overtemperature, reset by cooling load occurs in on-state IN other channel: normal operation td(ST OL) ...

Page 12 BTS436L2 Package and Ordering Code .6 5± 0. 1) All dimensions in mm Straight: P-TO220-5-12 .4 Sales code BTS436L2 S Standard (=staggered): P-TO220-5-11 Ordering code: Q67060-S6111-A4 Sales code BTS436...

Manual Details

Brand	Dell
Pages	12
File Size	266.39 KB
Published	July 03, 2026

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