TLF51801ELVXUMA1

$2.18

Description：IC REG CTRLR BUCK
Series：-
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:a822bfbda447 Category: DC DC Switching Controllers Brand: Infineon Technologies

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Product introduction

TLF51801ELVXUMA1 is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC REG CTRLR BUCK. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for TLF51801ELVXUMA1

Description：IC REG CTRLR BUCK
Series：-
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：4.75V ~ 45V
Frequency - Switching：100kHz ~ 700kHz
Duty Cycle (Max)：-
Synchronous Rectifier：Yes
Clock Sync：Yes
Serial Interfaces：-
Control Features：Enable, Frequency Control
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount
Package / Case：14-LSSOP (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package：PG-SSOP-14-EP
Grade：Automotive
Qualification：AEC-Q100

DC DC Switching Controllers datasheet and documents for TLF51801ELVXUMA1

TLF51801ELVXUMA1

DC DC Switching Controllers Overview

The TLF51801ELVXUMA1 is a synchronous step-down DC/DC switching controller manufactured by Infineon Technologies, designed for automotive applications. It features an adjustable switching frequency ranging from 100 kHz to 700 kHz and supports a maximum output current of 10 A. The device operates with a supply voltage between 4.75 V and 45 V, utilizing a PG-SSOP-14-EP package. It includes clock synchronization capabilities and offers adjustable output voltage with a maximum duty cycle of 99%. The component is qualified under the AEC-Q100 standard and functions within a junction temperature range of -40°C to +150°C.

DC DC Switching Controllers Feature Summary

Synchronous buck topology with integrated high-side and low-side driver outputs
Adjustable current limitation using either shunt resistor or MOSFET Rdson sensing
Clock synchronization input for system-wide frequency alignment
Integrated enable pin and frequency control functionality

DC DC Switching Controllers Applications

Automotive power distribution systems
On-board charger (OBC) auxiliary power supplies
Infotainment and instrument cluster power regulation
ADAS sensor node power management

DC DC Switching Controllers Procurement Notes

Verify that the specific ordering suffix matches the required tape and reel configuration for automated assembly processes. Confirm that the component meets the AEC-Q100 qualification requirements for the target automotive application environment. Ensure compatibility with the intended PCB footprint and thermal pad design specifications.

DC DC Switching Controllers Selection Notes

Select this controller when a high-current synchronous buck solution is required in automotive environments. Consider its wide input voltage range and adjustable frequency for flexible system design. Evaluate the need for clock synchronization if multiple converters operate in parallel. Assess thermal performance requirements given the 150°C junction temperature limit.

DC DC Switching Controllers Part Context

This component belongs to the TLF51801 series of automotive-grade synchronous step-down controllers. It is part of Infineon's portfolio aimed at providing robust power management solutions for demanding vehicle electronics. The series is characterized by high efficiency and advanced protection features suitable for modern automotive architectures.