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.
7440430039 Real Image
Same model may have multiple batches, images only for reference.

7440430039

Part No 7440430039
Manufacturer Wurth Electronics Inc
Catalog Fixed Inductors
Description POWER-CHOKE WE-TPC | FIXED IND 3.9UH 1.72A 60 MOHM
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Inductors, Coils, Chokes
Manufacturer Wurth Electronics Inc.
Packaging Tape and Reel
Type Wirewound
Material - Core Ferrite
Inductance 3.9μH
Tolerance ±30%
Current Rating (Amps) 1.72A
Current - Saturation 1.65A
Shielding Shielded
DC Resistance (DCR) 60mOhm Max
Frequency - Self Resonant 55MHz
Temperature Range - Operating -40°C ~ 125°C
Inductance Frequency - Test 100kHz
Mounting Style SMD
Manufacturer Package 1919 (4848 Metric)
Parts Dimension 0.189" L x 0.189" W (4.80mm x 4.80mm)
Height - Seated (Maximum) 0.118" (3.00mm)
Manufacturer Pack Quantity 500
MSL Level 1 (Unlimited)
Win Source Part Number 1129869-7440430039
Manufacturer Homepage www.we-online.com
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian 7440430039 CAD Model

Description

The Wurth Electronics Inc. 1129869-7440430039 is a medium popularity shielded wirewound inductor component that has a packaging of tape and reel.

  • Inductance: 3.9μH
  • Tolerance: ±30%
  • Material: Ferrite
  • Current Saturation: 1.65A
  • Frequency Self-Resonant: 55MHz
  • DC Resistance (DCR): 60mOhm max
  • Temperature Range: -40°C to 125°C
  • Manufacturer Package: 1919 (4848 Metric)

You May Also Be Interested in

SDE0604A-8R2M Real Image
SDE0604A-8R2M
Bourns Inc.
Lowest to $0.4701
SDE0604A-6R8M Real Image
SDE0604A-6R8M
Bourns Inc.
Need more? Email Us
MAKK2016TR68M Real Image
MAKK2016TR68M
Taiyo Yuden
FIXED IND 680NH 2.5A 65 MOHM SMD
Lowest to $0.0836
0805CS-820EK Real Image
0805CS-820EK
Delta Electronics
Lowest to $2.1691
B953AS-820M=P3 Toko America Inc.
B953AS-820M=P3
Toko America Inc.
Lowest to $14.7725
SDE0604A-151K Real Image
SDE0604A-151K
Bourns Inc.
Lowest to $0.3444
MMD-06CZ-2R2M-V1 Real Image
MMD-06CZ-2R2M-V1
Others
Lowest to $0.4897
ELLVFG3R3NC Real Image
ELLVFG3R3NC
Panasonic
Power Inductors / Wire Wound type
Lowest to $0.0681
RLB0914-331KL Real Image
RLB0914-331KL
Bourns Inc.
Lowest to $0.6965

Top Sellers

ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527
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 $32.0752
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.3914
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $9.9790
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $18.8657
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527
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
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $9.5038
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
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 $13.0101

Pricing & Ordering

Quantity Unit Price Ext. Price
4+ $14.5565 $58.2260
10+ $11.9439 $119.4390
15+ $11.5708 $173.5620
21+ $11.1977 $235.1517
27+ $10.8247 $292.2669
36+ $9.7043 $349.3548
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 8,800 pieces
MOQ: 4 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