Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image

Exact MPN18 sourced attributes1 source document

Infineon Technologies · exact orderable part

111-3053PBF

Name: 111-3053PBF
Brand: Infineon Technologies

IC REG CTRLR BUCK 14SOIC

Original manufacturerCommercial terms confirmed per lot

ManufacturerInfineon Technologies

Package / case14-SOIC (0.154", 3.90mm Width)

Mounting typeSurface Mount

PackingTube

Technical parameters

Technical specifications

18 normalized values · 1 validated source

111-3053PBF technical parameters
Parameter	Value
Base Product Number	111-3053 [1]
Clock Sync	Yes [1]
Control Features	Current Limit, Enable, Soft Start [1]
Duty Cycle (Max)	80% [1]
Frequency - Switching	100kHz ~ 400kHz [1]
Function	Step-Down [1]
Mfr	Infineon Technologies [1]
Mounting Type	Surface Mount [1]
Number of Outputs	1 [1]
Operating Temperature	-40°C ~ 125°C (TJ) [1]
Output Configuration	Positive [1]
Output Phases	1 [1]
Output Type	Transistor Driver [1]
Product Status	Obsolete [1]
Synchronous Rectifier	Yes [1]
Topology	Buck [1]
Voltage - Supply (Vcc/Vdd)	4.5V ~ 13.2V [1]
Package / Case	14-SOIC (0.154", 3.90mm Width) [1]

Catalog relationships

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

Related exact parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.