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.
TOP221G Real Image
Same model may have multiple batches, images only for reference.

TOP221G

Part No TOP221G
Manufacturer Power Integrations
Catalog PMIC - AC DC Converters, Offline Switchers
Description Three-terminal Off-line PWM Switch | IC OFFLINE SWIT PWM OCP HV 8SMD
Sample
Rohs State Need to verify
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Power Integrations
Packaging Tube
Status Obsolete
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Boost, Buck, Flyback, Forward
Duty Cycle 67%
Switching Frequency 100kHz
Power (W) 9W
Fault Protection Current Limiting, Over Temperature
Temperature Range - Operating -40°C ~ 150°C
Manufacturer Package 8-SMD, Gull Wing
Supplier Device Package 8-SMD
Mounting Style SMT
Manufacturer Pack Quantity 50
MSL Level 4 (72 Hours)
Win Source Part Number 1271583-TOP221G
Manufacturer Homepage www.powerint.com
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian TOP221G CAD Model

Description

The Power Integrations TOP221G is an integrated circuit (IC) with an internal switch.

  • Output Isolation: Yes
  • Voltage Breakdown: 700V
  • Topology: Boost, buck, flyback, and forward
  • Duty Cycle: 67%
  • Switching Frequency: 100kHz
  • Power: 9W
  • Package: Surface mountable 8-SMD package/case with a gull wing
  • Supply and Demand Status: Limited
  • Manufacturer Pack Quantity: 50
  • MSL Level: 4 (72 Hours)
  • Operating Temperature: -40°C to 150°C
  • Fault Protection: Current limiting and over temperature

You May Also Be Interested in

AP3968DMTR-G1 Real Image
AP3968DMTR-G1
Diodes Incorporated
IC OFFLINE SWITCH FLYBACK 7SO / Converter Offline Flyback Topology 60kHz 7-SO
Need more? Email Us
IDP2303AXUMA1 Infineon Technologies
IDP2303AXUMA1
Infineon Technologies
IC OFFLINE SW HALF-BRDG 16DSO / Converter Offline Half-Bridge Topology 100kHz ~ 600kHz PG-DSO-16
Lowest to €6.1752
NCP1399ASDR2G ON Semiconductor
NCP1399ASDR2G
ON Semiconductor
IC OFFLINE SW HALF-BRDG 16SOIC
Lowest to €1.9012
NCP13992AWDR2G ON Semiconductor
NCP13992AWDR2G
ON Semiconductor
HIGH PERF CURRENT MODE RESONANT
Lowest to €3.8225
LNK3604G-TL Real Image1
LNK3604G-TL
Power Integrations
IC OFFLINE SWITCH FLYBACK 8SMD / Converter Offline Flyback Topology 132kHz SMD-8C
Lowest to €2.1460
NCP1399ATDR2G ON Semiconductor
NCP1399ATDR2G
ON Semiconductor
IC OFFLINE SW HALF-BRDG 16SOIC
Lowest to €1.8829
Picture of NCP10672BD100R2G
NCP10672BD100R2G
ON Semiconductor
IC OFFLINE SWITCH MULT TOP 8SOIC
Lowest to €2.6826
NCP1340B8D1R2G ON Semiconductor
NCP1340B8D1R2G
ON Semiconductor
IC OFFLINE SWITCH FLYBACK 9SOIC
Lowest to €3.9937
NCP1076BAP065G ON Semiconductor
NCP1076BAP065G
ON Semiconductor
IC OFFLINE SWITCH FLYBACK 8DIP
Lowest to €1.4048

Top Sellers

EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to €3.0202
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 €0.0870
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to €4.9991
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 €0.2174
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to €3.4777
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to €9.7809
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to €17.6899
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to €11.9543
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to €6.0859
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 €3.9123
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to €17.2583
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 €11.9016
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to €11.9543
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to €0.8853
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to €8.6941

Pricing & Ordering

Quantity Unit Price Ext. Price
25+ €2.1533 €53.8337
60+ €1.7667 €105.9997
93+ €1.7117 €159.1865
128+ €1.6567 €212.0580
166+ €1.6007 €265.7190
221+ €1.4359 €317.3273
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 23,000 pieces
MOQ: 25 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