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Exact MPN20 sourced attributes1 source document

Texas Instruments · exact orderable part

LM5145QRGYRQ1

AUTOMOTIVE 75-V SYNCHRONOUS BUCK

Grade: Automotive
Qualification: AEC-Q100
Product Status: Active
Function: Step-Down
Topology: Buck
Voltage - Supply (Vcc/Vdd): 5.5V ~ 75V
Frequency - Switching: 100kHz ~ 1MHz
Clock Sync: Yes
Control Features: Current Limit, Enable, Frequency Control, Phase Control, Power Good, Ramp, Soft Start

Original manufacturerCommercial terms confirmed per lot

ManufacturerTexas Instruments

Package / case20-VFQFN Exposed Pad

Mounting typeSurface Mount, Wettable Flank

PackingTape & Reel (TR) Cut Tape (CT) Digi-Reel®

Technical parameters

Technical specifications

20 normalized values · 1 validated source

LM5145QRGYRQ1 technical parameters
Parameter	Value
Base Product Number	LM5145 [1]
Clock Sync	Yes [1]
Control Features	Current Limit, Enable, Frequency Control, Phase Control, Power Good, Ramp, Soft Start [1]
Duty Cycle (Max)	99% [1]
Frequency - Switching	100kHz ~ 1MHz [1]
Function	Step-Down [1]
Mfr	Texas Instruments [1]
Grade	Automotive [1]
Mounting Type	Surface Mount, Wettable Flank [1]
Number of Outputs	1 [1]
Operating Temperature	-40°C ~ 150°C (TJ) [1]
Output Configuration	Positive [1]
Output Phases	1 [1]
Output Type	Transistor Driver [1]
Product Status	Active [1]
Synchronous Rectifier	Yes [1]
Topology	Buck [1]
Qualification	AEC-Q100 [1]
Voltage - Supply (Vcc/Vdd)	5.5V ~ 75V [1]
Package / Case	20-VFQFN Exposed Pad [1]

Catalog relationships

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