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TLF50201EL
  • TLF50201EL

TLF50201EL

The TLF50201EL supports a wide input voltage range of 4.75 V to 45 V. With a nominal switching frequency of 2.2 MHz, it ensures efficient operation and enables the use of small and cost-effective components. It provides excellent line and load regulation, and includes protection features such as cycle-by-cycle current limitation, over-temperature shutdown, and input under voltage lockout.

Infineon Technologies TLF50201EL Product Info

16 April 2026 0

Parameters

Applications

Standard device for all applications

Base Product

TLF502xx

Budgetary Price €/1k

1.04

Comments

100%DC, f=2,2MHz, Iq<45µA, Automotive Step-down integrated regulator , optimized for low quiescent operation, 5V/500mA

Configuration

TLF50201EL

Family

DC/DC Converter

Inhibit

No

Input Type

DC

IQ max

500 mA

Iq

45 µA

Mounting

SMT

Operating Temperature range

-40 °C to 150 °C

Output Current Type

Buck Converter

Product Description

This application board enables you to test the performance of the TLF50201EL step down converter. It is equipped with a TLF50201EL for 5.0V output voltages. The board shows a possible space efficient layout.

Product Name

DEMOBOARD TLF50201EL

Protect

Yes

Regulator Type

Buck Converter

Reset

No

Target Application

Automotive

Tolerance

2%

Type

Evaluation Board

VQ (multiple)

5V

Watchdog

No

Apps

Light electric vehicle solutions, Industrial automation

Features

  • 500 mA step down voltage regulator
  • 5 V Output voltage
  • ± 2% output voltage tolerance
  • Low quiescent current (less than 45μA at nominal battery voltage)
  • Current mode PWM regulation
  • PFM mode for light load current
  • Input voltage range from 4.75V to 45V
  • Integrated power transistor
  • 2.2 MHz switching frequency
  • 100% Duty cycle
  • Synchronization input
  • Integrated compensation
  • Integrated soft-start function
  • Input undervoltage lockout
  • Suited for automotive applications: Tj = -40 °C to +150 °C
  • Green Product (RoHS compliant)
  • AEC Qualified
  • Pin-compatible family approach

Description

  • Low current consumption for permanently Vbat-connnected systems
  • High switching frequency reduces value and size of coil and output capacitor
  • Low drop-out operation due to 100% DC
  • No external components required for compensation and soft-start
  • One base design for multiple requirements by family approach

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