Product Information Summary for BTS436L2G ATMA1

General Description

The BTS436L2 is a smart high-side power switch designed for automotive and industrial applications. It features a very low standby current, CMOS compatible input, fast demagnetization of inductive loads, and stable behavior at undervoltage. The device is suitable for replacing electromechanical relays, fuses, and discrete circuits.

Key Features

• Very low standby current
• CMOS compatible input
• Fast demagnetization of inductive loads
• Stable behavior at undervoltage
• Wide operating voltage range
• Logic ground independent from load ground
• Short circuit protection
• Overload protection
• Current limitation
• Thermal shutdown
• Overvoltage protection (including load dump) with external resistor
• Reverse battery protection with external resistor
• Loss of ground and loss of Vbb protection
• Electrostatic discharge protection (ESD)
• Green Product (RoHS compliant)
• AEC Qualified

Electrical Specifications

• Operating Voltage (Vbb(on)): 4.7 ... 41 V
• On-state Resistance (RON): 38 mΩ
• Nominal Load Current (IL(NOM)): 9.8 A
• Current Limitation (IL(SCr)): 40 A
• Package: PG-TO263-5-2

Maximum Ratings (T = 25 °C unless otherwise specified)

• Supply Voltage (Vbb): 43 V
• Load Dump Protection (VLoadDump): 60 V
• Operating Temperature Range (Tj): -40 ... +150 °C
• Storage Temperature Range (Tstg): -55 ... +150 °C
• Power Dissipation (Ptot): 75 W (DC), TC ≤ 25 °C
• Maximal Switchable Inductance (ZL): 5.0 mH (Vbb = 12V, Tj,start = 150°C, TC = 150°C const., IL(ISO) = 9.8 A, RL = 0 Ω, EAS=0.33J)
• Electrostatic Discharge Capability (ESD): 1.0 kV (Human Body Model) for IN pin; 4.0 kV for ST pin; 8.0 kV for all other pins
• Input Voltage (VIN): -10 ... +16 V
• Current through Input Pin (IIN): ±2.0 mA
• Current through Status Pin (IST): ±5.0 mA

Pin Configuration (Top View)

• Pin 1 (GND): Logic ground
• Pin 2 (IN): Input, activates the power switch in case of logical high signal
• Pin 3 (Vbb): Positive power supply voltage, the tab is shorted to this pin
• Pin 4 (ST): Diagnostic feedback, low on failure
• Pin 5 (OUT): Output to the load
• Tab (Vbb): Positive power supply voltage, the tab is shorted to pin 3

Applications

• Microcontroller Compatible High-Side Power Switch: Suitable for 5V, 12V, and 24V grounded loads
• All Types of Resistive, Inductive, and Capacitive Loads
• Most Suitable for Loads with High Inrush Currents, Such as Lamps
• Replaces Electromechanical Relays, Fuses, and Discrete Circuits

Ordering Information

• Package Type: PG-TO263-5-2
• Sales Code: BTS436L2G
• Ordering Code: SP001104828