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LM5155QDSSRQ1 +BOM

2.2-MHz wide VIN, 1.5-A MOSFET driver, non-synchronous boost controller, AEC-Q100 qualified

Manufacturer:

TI
Mfr.Part #:

LM5155QDSSRQ1
Datasheet:

LM5155QDSSRQ1 Datasheet (PDF)
Topology:

Boost, Flyback, SEPIC
Vin (min) (V):

1.5
Vin (max) (V):

45
Vout (min) (V):

1.5
EDA/CAD Models:

Request Free CAD Models for LM5155QDSSRQ1

LM5155QDSSRQ1 General Description

In conclusion, the LM5155QDSSRQ1 stands out as a top-of-the-line solution for automotive power management. Its advanced features, robust protection mechanisms, and automotive-grade qualifications make it a reliable choice for engineers looking to develop efficient and dependable power solutions for vehicles. With its compact size and high level of integration, the LM5155QDSSRQ1 offers significant advantages for automotive applications, setting a new standard for performance and reliability in the industry

Key Features

Automotive Grade product

Wide input voltage range of 4.5V to 65V

Integrated 75mΩ N-channel MOSFET

Adjustable output voltage

High efficiency up to 95%

Synchronous Buck controller

Adjustable switching frequency up to 2.5MHz

Integrated protection features

AEC-Q100 qualified and PPAP capable

Specifications

Topology	Boost, Flyback, SEPIC	Vin (min) (V)	1.5
Vin (max) (V)	45	Vout (min) (V)	1.5
Vout (max) (V)	300	Regulated outputs (#)	1
Switching frequency (min) (kHz)	100	Switching frequency (max) (kHz)	2200
Iq (typ) (mA)	0.45	Features	Adjustable current limit, Frequency synchronization, Nonsynchronous rectification, Power good, UVLO adjustable
Duty cycle (max) (%)	93	TI functional safety category	Functional Safety-Capable
Rating	Automotive	Operating temperature range (°C)	-40 to 125, -40 to 150
Type	Controller