TOP221Y
- Mfr.Part #
- TOP221Y
- Manufacturer
- Power Integrations
- Package / Case
- TO-220-3
- Datasheet
- Download
- Description
- IC OFFLINE SW MULT TOP TO220-3
- Stock
- 19,166
- In Stock :
- 19,166
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- * Fullname:
- * Company:
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- Comment:
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- Manufacturer :
- Power Integrations
- Product Category :
- AC DC Converters, Offline Switches
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Fault Protection :
- Current Limiting, Over Temperature
- Packaging :
- Tube
- Output Voltage :
- 5.7V
- Voltage - Breakdown :
- 700V
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- RoHS Status :
- Non-RoHS Compliant
- Pbfree Code :
- No
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Nominal Supply Current :
- 1.2mA
- Internal Switch(s) :
- yes
- JESD-30 Code :
- R-PSFM-T3
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Max Supply Voltage (AC) :
- 265V
- Series :
- TOPSwitch®-II
- Output Isolation :
- Isolated
- Topology :
- Boost, Buck, Flyback, Forward
- Pin Count :
- 3
- Output Current-Max :
- 0.28A
- Number of Terminations :
- 3
- Frequency - Switching :
- 100kHz
- Max Power Dissipation :
- 12W
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Control Mode :
- VOLTAGE-MODE
- Terminal Pitch :
- 2.54mm
- Number of Functions :
- 1
- Mounting Type :
- Through Hole
- ECCN Code :
- EAR99
- Published :
- 2001
- Max Duty Cycle :
- 70 %
- Operating Temperature :
- -40°C~150°C TJ
- Lead Free :
- Contains Lead
- JESD-609 Code :
- e0
- Terminal Position :
- Single
- Control Technique :
- PULSE WIDTH MODULATION
- Package / Case :
- TO-220-3
- Surface Mount :
- No
- HTS Code :
- 8542.39.00.01
- Qualification Status :
- Not Qualified
- Duty Cycle :
- 67%
- Min Supply Voltage (AC) :
- 85V
- Datasheets
- TOP221Y

AC DC Converters, Offline Switches Power Integrations TOP221Y Overview
The TOP221Y from Power Integrations is a pivotal component in the realm of AC DC converters and offline switches, designed for robust and efficient performance. This innovative integrated circuit (IC) ensures reliable power management and conversion in various electronic applications. It is specially engineered to optimize efficiency and minimize system costs, making it a preferred choice for designers and engineers seeking high-quality power solutions. The TOP221Y enhances system reliability through integrated features that reduce external component count and simplify circuit complexity.
TOP221Y Features
This IC incorporates numerous features aimed at improving performance and reliability. It includes a built-in auto-restart and power-up reset, a multi-mode operation to enhance efficiency at different load levels, and thermal shutdown capability for enhanced safety. Its integrated soft-start feature reduces stress on the power supply during startup, significantly increasing the durability and lifespan of the module and associated components.
TOP221Y Applications
- Consumer Electronics: Used in TVs, audio equipment, and home appliances to provide stable and efficient power conversion.
- Industrial Systems: Implements power solutions in industrial controls, automation systems, and robust machinery requiring reliable power under varying load conditions.
- Power Supplies: Integral in developing compact and efficient power supplies for personal computers and peripherals, enhancing overall energy efficiency.
- Lighting: Drives LED-based lighting systems, ensuring optimal efficiency and longevity with minimal energy consumption.
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Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















