LYT4221E
IC OFFLINE SWITCH MULT TOP 7ESIPManufacturer: Power Integrations
Categories: AC DC Converters, Offline Switches
Quality Control: Learn More
The Power Integrations LYTSwitch™-4 series LYT4221E is an offline switcher IC designed for high-efficiency LED driver applications. This eSIP-7C packaged component operates at a switching frequency of 140kHz and supports Flyback, Buck, and Boost topologies. It features integrated switching capability and provides 12W of power output with isolated operation. The device is rated for a breakdown voltage of 725V and an operating junction temperature range of -40°C to 150°C. Its through-hole mounting and 7-SSIP package with formed leads facilitate straightforward integration into printed circuit boards. This component is commonly employed in general lighting, residential lighting, and commercial lighting systems where power efficiency and reliable operation are critical.
Additional Information
Series: LYTSwitch™-4RoHS Status: RoHS CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 7-SSIP, 6 Leads, Exposed Pad, Formed Leads |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Duty Cycle | 99.9% |
| Frequency - Switching | 140kHz |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Output Isolation | Isolated |
| Topology | Flyback, Step-Down (Buck), Step-Up (Boost) |
| Voltage - Supply (Vcc/Vdd) | - |
| Supplier Device Package | eSIP-7C |
| Fault Protection | - |
| Control Features | - |
| Power (Watts) | 12 W |
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