TLE9278BQX

Active and preferred

High-efficiency SMPS buck regulator provides 5.0V (up to 750mA). Additional DC/DC boost converter for low input voltages. Controlled via 16-bit SPI. Features: timeout/window watchdog, reset, fail output, undervoltage reset. Low-power modes for battery-connected applications. Wake-up via LIN/CAN bus, monitoring input, or timer. TLE9278BQX in compact PG-VQFN-48 (7x7mm2) package.

Infineon Technologies TLE9278BQX Product Info

16 April 2026 0

Parameters

Compatible Microcontrollers	TRAVEO™ T1G, T2G, AURIX™ TC2x, TC3x
External Voltage Regulator	5V / 3.3V / 1.8V / 1.2V
Family	OPTIREG™ Multi-CAN Power SBC
Iout max	750 mA
Output Current max	750 mA
Planned to be available until at least	2039
Quiescent Current	30 μA (typ) Sleep Mode
Standby Current	55 μA (typ) Stop Mode
Transceiver	4 x CAN FD ISO 11898-2
Transmission Rate max	5 MBit/s
Voltage Regulator Output ((VCC1))	5V / 750 mA
Wake-up Inputs	Wake Pins, CAN

Apps

Domain controller for ADAS & autonomous driving, Automotive body electronics & power distribution, Automotive gateway, Automotive body control module (BCM), Industrial HMI Monitors and Panels

Features

SMPS with integrated switches supplying
Integrated switch at 6.7V,8V,10V & 12V
Low dropout voltage regulator
Very low quiescent current consumption
Dedicated pin for I/O V supply selection
Four CAN transceivers compliant
Cyclic wake feature via integrated timer
O/P to ensure stable supply to the MCU
Fail output to activate external load
Output voltage supervision functions
Fast battery voltage monitoring feature

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ELECTRONIC COMPONENTS
All In One Distributor

TLE9278BQX

Infineon Technologies TLE9278BQX Product Info

Parameters

Apps

Features

SUBMITTED SUCCESSFULLY！

ELECTRONIC COMPONENTS All In One Distributor

TLE9278BQX

Infineon Technologies TLE9278BQX Product Info

Parameters

Apps

Features

SUBMITTED SUCCESSFULLY！

ELECTRONIC COMPONENTS
All In One Distributor