EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
111-4128PBF
Same model may have multiple batches, images only for reference.

111-4128PBF

Part No 111-4128PBF
Manufacturer Infineon Technologies
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description IC REG BUCK CTRLR SMD / Regulator Output DC-DC Controller IC
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Integrated Circuits (ICs) - Power Management (PMIC) - DC DC Switching Controllers
Mfr Infineon Technologies
Package Tube
Product Status Obsolete
Base Product Number 111-4128
Standard Package 1 pcs
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN OBSOLETE
Win Source Part Number 853731-111-4128PBF
Ultra Librarian 3D Model Ultra Librarian 111-4128PBF CAD Model

Description

The 853731-111-4128PBF is an integrated circuit (IC) in the category of Power Management (PMIC) - DC DC Switching Controllers manufactured by Infineon Technologies.

  • Package: Tube
  • Standard Package: 1 piece
  • ECCN: OBSOLETE
  • MSL Level: 1
  • REACH Status: Unaffected
  • Base Product Number: 111-4128
  • Status: Obsolete

You May Also Be Interested in

Picture of LM5039SQX/NOPB
LM5039SQX/NOPB
Texas Instruments
Lowest to $4.0465
MAX5066AUI+ Maxim Integrated – Price, Stock & Datasheet
MAX5066AUI+
Maxim Integrated
IC REG CTRLR BUCK 28TSSOP
Need more? Email Us
Picture of LM5036RJBT
LM5036RJBT
Texas Instruments
HALF-BRIDGE PWM CONTROLLER WITH
Lowest to $4.7872
Picture of LT3741EUF-1#TRPBF
LT3741EUF-1#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 20QFN
Lowest to $16.7142
Picture of IRS279524SPBF
IRS279524SPBF
Infineon Technologies
Need more? Email Us
Picture of LT3741IFE-1#TRPBF
LT3741IFE-1#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 20TSSOP
Need more? Email Us
Picture of HIP6311CBZ
HIP6311CBZ
Intersil
SWITCHING CONTROLLER
Need more? Email Us
XC9221A09AER-G Torex Semiconductor Ltd – Price, Stock & Datasheet
XC9221A09AER-G
Torex Semiconductor Ltd
16V INPUT STEP-DOWN DCDC CONTROL
Need more? Email Us
Picture of LT8228EFE#TRPBF
LT8228EFE#TRPBF
Analog Devices Inc.
SWITCHING VOLTAGE REGULATORS 100
Lowest to $6.1790

Top Sellers

PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $41.3948
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $4.1579
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1046
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $3.9204
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.3053
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.1782
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.4125
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $4.9895
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542

Pricing & Ordering

Quantity Unit Price Ext. Price
21+ $2.8154 $59.1234
50+ $2.3100 $115.5000
78+ $2.2379 $174.5562
107+ $2.1656 $231.7192
138+ $2.0935 $288.9030
185+ $1.8769 $347.2265
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 21,157 pieces
MOQ: 21 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess