TOP221GN
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 355,894.28 AED | Dhs. 355,894.28 AED |
| 15+ | Dhs. 344,655.52 AED | Dhs. 5,169,832.80 AED |
| 25+ | Dhs. 337,163.00 AED | Dhs. 8,429,075.00 AED |
| 50+ | Dhs. 318,431.73 AED | Dhs. 15,921,586.50 AED |
| 100+ | Dhs. 280,969.17 AED | Dhs. 28,096,917.00 AED |
| N+ | Dhs. 56,193.83 AED | Price Inquiry |
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TOP221GN - TOPSwitch-II Offline Switching Power Supply IC
The TOP221GN from Power Integrations is a high-performance offline switcher IC from the TOPSwitch-II family, designed for cost-effective, space-saving AC-DC power conversion applications up to 9 watts. This integrated solution combines a 700V power MOSFET, PWM control, fault protection, and other control circuitry on a single chip, significantly reducing component count and board space.
Key Features & Benefits
- Integrated 700V Power MOSFET - High breakdown voltage for universal input applications
- Multiple Topology Support - Works with Flyback, Forward, Boost, and Buck configurations
- 100kHz Switching Frequency - Enables use of smaller, lower-cost transformers and output filters
- Built-in Protection - Current limiting and over-temperature shutdown for enhanced reliability
- 67% Maximum Duty Cycle - Optimized for efficient power transfer
- Isolated Output - Safe galvanic isolation between input and output
- Wide Operating Temperature Range - -40°C to 150°C junction temperature for demanding environments
- Compact 8-SMD Package - Surface mount gull-wing design for automated assembly
Typical Applications
- AC-DC adapters and chargers
- Auxiliary power supplies
- Standby power supplies
- Consumer electronics
- Industrial control equipment
- Telecommunications equipment
Why Choose TOP221GN?
The TOP221GN simplifies power supply design by integrating multiple functions into a single IC, reducing BOM cost, design time, and board space. Its comprehensive protection features ensure long-term reliability, while the high switching frequency allows for compact transformer designs. Ideal for cost-sensitive applications requiring up to 9W of output power with excellent efficiency and reliability.
All specifications are subject to change without notice. Please refer to the manufacturer's datasheet for the most current information.
Related Products & Resources
Explore our complete range of AC DC Converters, Offline Switchers for more power conversion solutions. Visit HQICKEY to browse our full catalog of semiconductor components. For technical articles, design guides, and industry insights, check out our News & Technical Blog.
| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | TOPSwitch®-II |
| Packaging | | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 700V |
| Topology | Boost, Buck, Flyback, Forward |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 67% |
| Frequency - Switching | 100kHz |
| Power (Watts) | 9 W |
| Fault Protection | Current Limiting, Over Temperature |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-SMD, Gull Wing |
| Supplier Device Package | 8-SMD |
| ROHS |

TOP221GN.pdf