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Analog Devices Inc. LT3791MPFE

IC LED DRIVER CTRLR PWM 38TSSOP

Answer first: this page is a purchasing reference for the exact part number LT3791MPFE from Analog Devices Inc.. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.

Manufacturer: Analog Devices Inc. Category: LED Drivers Part number: LT3791MPFE Package: 38-TFSOP (0.173", 4.40mm Width) Exposed Pad RFQ verification required

Key Parameters

Part NumberLT3791MPFE
ManufacturerAnalog Devices Inc.
CategoryLED Drivers
package38-TFSOP (0.173", 4.40mm Width) Exposed Pad
seriesTrue Color PWM™
packagingTube
product statusObsolete
param 1DC DC Controller
param 2Step-Down (Buck), Step-Up (Boost)
param 3No
param 41
param 54.7V
param 660V
param 70V ~ 60V
param 8-
param 9200kHz ~ 700kHz
param 10Analog, PWM
param 11Lighting
param 12-55°C ~ 150°C (TJ)
param 13Automotive
param 14-
param 15Surface Mount
param 1638-TSSOP-EP

Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.

How to Verify LT3791MPFE Before Ordering

Datasheet and parameter checks

  • Confirm the full manufacturer part number, not only a shortened search keyword.
  • Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
  • Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.

RFQ fields SENICO needs

  • Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
  • State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
  • Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.

For LT3791MPFE, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.

We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.

Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.