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TLE9243QK
  • TLE9243QK

TLE9243QK

Active and preferred

TLE9243QK: Application-specific PMIC for power management and transmission systems. Sensor interfaces, 9V LDO per channel, external power switch drivers. Developed according to ISO26262 up to ASIL-D. Window and functional watchdogs for ASIL-D compliance. Grade 0 thermally enhanced LQFP-64 package. Contact sales representative for datasheet and support.

Infineon Technologies TLE9243QK Product Info

16 April 2026 0

Parameters

Base Product

TLE9243QK

Classification

ISO 26262-compliant

Comments

Companion power IC for Aurix™ MCU and peripherals, Buck/Boost PreReg, 3 linear PostRegs (µC, COM, REF), 2 trackers, 3 battery supplied linear regulators and sensor interface channels, ISO 26262-compliant, 2 High-side gate drivers, Safety Features, Grade 0, Automotive Transmission PMIC

Compatible Microcontrollers

AURIX™ TC2x, TC3x , TRAVEO™ T1G

Enable (=Inhibit)

Yes

Iout

50 mA, 50 mA, 50 mA, 150 mA, 150 mA, 150 mA, 1500 mA, 800 mA, 240 mA

Iq

25 µA

ISO 26262

ASIL-D

Operating Temperature range

-40 °C to 175 °C

Operating Voltage range

3 V to 40 V

Over Voltage Protection

Yes

Package

PG-LQFP-64

Planned to be available until at least

2039

Product Group

PMIC

Qualification

Automotive

Regulator Type

Buck-boost

Reset

Yes

Target Application

Safe Control

Tolerance

2 %, 3.3 %, 0.2 %, 2 %, 2.6 %, 1 %, 3.3 %, 0.2 %, 3.3 %

VQ (multiple)

5.0 V, 5.0 V, 5.8 V, 5.0 V, 5.0 V, 5.0 V, 9.0 V, 9.0 V, 9.0 V

Watchdog

Window-WD, Functional-WD

Apps

Automotive, Active suspension control, Electric parking brake

Features

  • Transmission Functions high side drivers
  • Three 9.0V LDOs ±3%;50mA
  • 3Current-Based Speed Sensor Channels
  • Boost and buck/LDOs and trackers forμC
  • Transceivers
  • Sensors
  • Flexible watchdogs
  • Error-monitoring
  • Safe state controller
  • Support of Active Reverse Polarity Prot

Description

  • Reduced external components cut costs.
  • Optimized system FuSa
  • Enables ASIL-D on system level
  • ISO 26262: Complete Documentation Set
  • Interoperable with AURIX™
  • Interoperable with XENSIV™
  • Interoperable with Drivers

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