LM3409-Q1, LM3409 - P-FET Buck Controller

Texas Instruments

The LM3409-Q1 by Texas Instruments is a P-FET Buck Controller. Below is the official datasheet preview.

Datasheet Details

Part number	LM3409-Q1, LM3409
Manufacturer	Texas Instruments
File Size	1.70 MB
Description	P-FET Buck Controller
Datasheet	LM3409-etcTI.pdf
Note	This datasheet PDF includes multiple part numbers: LM3409-Q1, LM3409. Please refer to the document for exact specifications by model.
Additional preview pages of the LM3409-Q1 datasheet.

The LM3409, LM3409-Q1, LM3409HV, and LM3409HV-Q1 are P-channel MOSFET (PFET) controllers for step-down (buck) current regulators.

1 LM3409-Q1 and LM3409HV-Q1 are Automotive Grade Products: AEC-Q100 Grade 1 Qualified.
2-Ω, 1-A Peak MOSFET Gate Drive.
VIN Range: 6 V to 42 V (LM3409, LM3409-Q1).
VIN Range: 6 V to 75 V (LM3409HV, LM3409HV- Q1).
Differential, High-Side Current Sense.
Cycle-by-Cycle Current Limit.
No Control Loop Compensation Required.
10,000:1 PWM Dimming Range.
250:1 Analog Dimming Range.
Supports All-Ceramic Output Capac.

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Published: Oct 1, 2019 |