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.
TEC 3-1221 Real Image
Same model may have multiple batches, images only for reference.

TEC 3-1221

Part No TEC 3-1221
Manufacturer Traco Power
Catalog Power Supplies Board Mount DCDC Converters
Description DC DC CONVERTER +/-5V 3W / Isolated Module DC DC Converter 2 Output 5V -5V 300mA, 300mA 9V - 18V Input
Datasheet
TEC 3-1221 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Power Supplies - Board Mount>DC DC Converters
Manufacturer Traco Power
Packaging Tube
Type Isolated Module
Number of Outputs 2
Voltage - Input (Min) 9V
Voltage - Input (Max) 18V
Voltage - Output 1 5V
Voltage - Output 2 -5V
Current - Output (Max) 300mA, 300mA
Power (Watts) 3 W
Voltage - Isolation 1.6 kV
Applications ITE (Commercial)
Features Remote On/Off, SCP
Temperature Range - Operating -40°C ~ 90°C (With Derating)
Efficiency 81%
Mounting Through Hole
Case / Package 8-SIP Module, 7 Leads
Size / Dimension 0.86" L x 0.36" W x 0.44" H (21.8mm x 9.1mm x 11.2mm)
Base Product Number TEC 3
RoHS Status ROHS3 Compliant
MSL Level Not Applicable
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8504.40.9580
Other Part Number 1951-1465
Standard Package 10
Win Source Part Number 1335504-TEC 3-1221
Ultra Librarian 3D Model Ultra Librarian TEC 3-1221 CAD Model

Description

The TEC 3-1221 is an isolated module DC DC converter manufactured by Traco Power.

  • Applications: ITE (commercial)
  • Package: 8-SIP module, 7 leads
  • Power Rating: 3W
  • Voltage Isolation: 1.6kV
  • Outputs: Two
  • Output Voltage: 5V and -5V
  • Maximum Output Current: 300mA
  • Voltage Input Range: 9V to 18V
  • Features: Remote on/off and SCP
  • Efficiency Rating: 81%
  • Temperature Range: -40°C to 90°C (with derating)
  • ECCN: EAR99 compliant
  • REACH: unaffected

You May Also Be Interested in

TPSM33615RDNRTexas Instruments
TPSM33615RDNR
Texas Instruments
3-V TO 36-V INPUT, 1 TO 15-V OUT
Lowest to $11.5212
TPSM82912RDURTexas Instruments
TPSM82912RDUR
Texas Instruments
17-V, 2-A LOW-NOISE AND LOW-RIPP
Lowest to $9.4417
MPM3620AGQV-P Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPM3620AGQV-P
Monolithic Power Systems Inc.
DC DC CONVERTER 0.8-19.9V
Need more? Email Us
MPM3695GRF-25-0022 Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPM3695GRF-25-0022
Monolithic Power Systems Inc.
DC DC CONVERTER 0.5-5.5V
Lowest to $82.1053
MPM3510AGQV-Z Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPM3510AGQV-Z
Monolithic Power Systems Inc.
DC DC CONVERTER 0.81-32V
Lowest to $4.0391
TMR 6-2423WI Traco Power
TMR 6-2423WI
Traco Power
DC DC CONVERTER +/-15V 6W
Need more? Email Us
MPM3620GQV-P Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPM3620GQV-P
Monolithic Power Systems Inc.
DC DC CONVERTER 0.8-18.48V
Need more? Email Us
MPM3510AGQV-P Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPM3510AGQV-P
Monolithic Power Systems Inc.
DC DC CONVERTER 0.81-32V
Lowest to $4.0391
MPM3515GQV-Z Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPM3515GQV-Z
Monolithic Power Systems Inc.
DC DC CONVERTER 0.8-30V
Lowest to $1.7820

Top Sellers

BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $4.0391
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
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
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
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $17.6608
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
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
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
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
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

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