Power Integrations, Inc. LED Driver IC LYT4321E3

IC LED DRIVER OFFL DIM ESIP-7C Product overview: LYT4321E3 from Power Integrations is a LED Driver IC for LED lighting, display backlights, indicator control, automotive lighting, signage, and regulated current drive circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include LED driver IC, constant current, lighting control, display backlight, External/Internal LED Drivers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 137-LYT4321E3 can be used for catalog matching and distributor lookup.

Manufacturer: Power Integrations
Win Source Part Number: 1064746-LYT4321E3
Packaging: Tube/Rail
Type: AC DC Offline Switcher
Mounting: SMD (SMT)
Frequency: 132kHz
Internal Switch(s): Yes
Topology: Flyback, Step-Down (Buck), Step-Up (Boost)
Number of Outputs: 1
Dimming: Triac
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 150°C (TJ)
Case / Package: eSIP-7C
Maximum Supply Voltage: 300VAC
Operating Input Voltage(Min): 160VAC
Channel Output Current: 1.37A (Switch)
Popularity: Medium
Fake Threat In the Open Market: 48 pct.
Supply and Demand Status: Balance