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.
LM7818CT Real Image
Same model may have multiple batches, images only for reference.

LM7818CT

Part No LM7818CT
Manufacturer Fairchild/ON Semiconductor
Catalog PMIC - Voltage Regulators - Linear
Description IC REG LDO 18V 1A TO220-3
Datasheet
LM7818CT Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Fairchild/ON Semiconductor
Packaging Tube/Rail
Status Active
Output Type Fixed
Number of Regulators 1
Maximum Input Voltage 35V
Nominal Output Voltage (Min/Fixed) 18V
Dropout Voltage-Max 2V @ 1A (Typ)
Output Current 1A
Operating Supply Current 8mA
PSRR 69dB (120Hz)
Control Protection Features Over Temperature, Short Circuit
Temperature Range - Operating -40°C to 125°C
Regulator Topology Positive Fixed
Output Voltage 18V
Voltage - Dropout (Typical) 2V @ 1A
Mounting Through Hole
Case / Package TO-220-3
Win Source Part Number 123379-LM7818CT
Popularity Medium
Supply and Demand Status Limited
Quantity per package 50
Ultra Librarian 3D Model Ultra Librarian LM7818CT CAD Model

Description

The Fairchild/ON Semiconductor 123379-LM7818CT is a positive fixed regulator with an output voltage of 18V and an output current of 1A.

  • Maximum Input Voltage: 35V
  • Dropout Voltage: 2V at 1A (typ)
  • PSRR: 69dB (120Hz)
  • Package: TO-220-3

It is ideal for use in power supplies, motor control, and welding applications.

The package contains 50 pieces.

You May Also Be Interested in

ADP1706ARDZ-3.3-R7 Analog Devices Inc.
ADP1706ARDZ-3.3-R7
Analog Devices Inc.
1 A, Low Dropout, CMOS Linear Regulator
Lowest to $3.3897
AP2127N-2.5TRG1 Real Image
AP2127N-2.5TRG1
Diodes Incorporated
IC REG LDO 2.5V 0.3A SOT23
Lowest to $0.0862
TPS7A3725DRVT Real Image
TPS7A3725DRVT
Texas Instruments
High-Accuracy, 1-A, Low-Dropout Regulator With Reverse Current Protection | IC REG LINEAR 2.5V 1A 6SON
Lowest to $2.6910
MC33275DT-2.5 Real Image
MC33275DT-2.5
ON Semiconductor
300 mA, Low Dropout Voltage Regulator | IC REG LINEAR 2.5V 300MA DPAK
Lowest to $1.2657
L7905ACV Real Image
L7905ACV
STMicroelectronics
IC REG LDO -5V 1.5A TO220AB
Lowest to $0.1809
MIC29312WT Real Image
MIC29312WT
Microchip Technology
IC REG LDO ADJ 3A TO220-5
Lowest to $3.2924
MIC5209-3.0YM-TR Real Image
MIC5209-3.0YM-TR
Microchip Technology
IC REG LDO 3V 0.5A 8SOIC
Lowest to $1.8861
MIC2211-WSYML-TR Microchip Technology
MIC2211-WSYML-TR
Microchip Technology
IC REG LDO 1.6V/3.3V 10MLF
Need more? Email Us
S-816A37AMC-BAMT2G Real Image
S-816A37AMC-BAMT2G
SII Semiconductor Corporation
IC REG LDO 3.7V 1A SOT23-5
Lowest to $0.8277

Top Sellers

BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
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 $0.2376
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.9399
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $14.0181
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2767
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0713
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
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
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

Pricing & Ordering

Quantity Unit Price Ext. Price
125+ $0.4800 $60.0000
295+ $0.3940 $116.2300
455+ $0.3816 $173.6280
630+ $0.3693 $232.6590
810+ $0.3570 $289.1700
1,085+ $0.3201 $347.3085
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 4,767 pieces
MOQ: 125 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