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TPS54540BQDDARQ1 +BOM

4.5-V to 42-V input, 5-A, step-down DC-DC converter with Eco-mode™

Manufacturer:

TI
Mfr.Part #:

TPS54540BQDDARQ1
Datasheet:

TPS54540BQDDARQ1 Datasheet (PDF)
Vin (min) (V):

4.5
Vin (max) (V):

42
Vout (min) (V):

0.8
Vout (max) (V):

41.1
EDA/CAD Models:

Request Free CAD Models for TPS54540BQDDARQ1

TPS54540BQDDARQ1 General Description

The TPS54540BQDDARQ1 is a cutting-edge DC/DC converter designed for automotive applications, offering high efficiency and robust performance. With its integrated FET, this converter can effortlessly handle up to 5A of continuous output current, meeting the power demands of automotive systems. Its wide input voltage range of 4.5V to 18V ensures versatility across various battery voltages, making it a versatile solution for automotive engineers

Key Features

High-efficiency DC-DC converter with high-side FET
Automotive-grade power supply component with programmable soft-start
Efficient thermal management system for prolonged life
AEC-Q100 compliant voltage regulator for harsh environments
Robust over-current detection and shut-off mechanism
Compact form factor for easy integration into designs

Specifications

Vin (min) (V)	4.5	Vin (max) (V)	42
Vout (min) (V)	0.8	Vout (max) (V)	41.1
Iout (max) (A)	5	Iq (typ) (mA)	0.146
Switching frequency (min) (kHz)	100	Switching frequency (max) (kHz)	2500
Features	Enable, Frequency synchronization, Light Load Efficiency, Over Current Protection, Soft Start Adjustable, UVLO adjustable	Operating temperature range (°C)	-40 to 125
Rating	Automotive	Regulated outputs (#)	1
Control mode	current mode	Duty cycle (max) (%)	98
Type	Converter