Power Integrations LED Driver Solutions
Power Integrations offers a comprehensive range of LED driver ICs designed for efficient, reliable, and cost-effective LED lighting applications. Our LED driver solutions include LinkSwitch-PH, LinkZero, LYTSwitch, and other specialized ICs that provide constant current output for consistent LED performance, along with advanced dimming capabilities and protection features.
Our LED driver ICs are engineered to meet stringent efficiency and THD requirements for both residential and commercial lighting applications. The portfolio includes solutions for isolated and non-isolated designs, with features such as high power factor, low standby power, and flicker-free operation. With integrated MOSFETs and controllers, these devices minimize component count while maximizing system reliability. LiTong Group, as an authorized PI distributor, provides comprehensive support for selecting and implementing LED driver solutions.
The Power Integrations LED driver portfolio stands out for its excellent efficiency across the entire load range, comprehensive protection features, and compliance with global lighting standards. These solutions enable designers to create LED systems that meet demanding requirements for efficacy, lifetime, and dimming performance.
LED Driver Circuit Diagram
Shows a typical LED driver application circuit with Power Integrations ICs.
LiTong FAE Review: "Power Integrations LED drivers continue to be the go-to solution for our customers in the lighting market. The LinkSwitch-PH series is particularly impressive with its ability to achieve high power factors and low THD in a minimal component count solution. The integrated protection features and excellent efficiency across the load range make these ICs ideal for both retrofit and new-build applications. We see strong demand for these solutions in commercial lighting, street lighting, and high-end residential applications where performance and reliability are critical."
LED Driver Series Product Model Table
| Model | Series | Output Power (W) | Topology | Features | Datasheet |
|---|---|---|---|---|---|
| LYT3300P | LYTSwitch-8 | Up to 18W | Offline CV/CC | Integrated Bridge, High PF, Low THD | Download |
| LYT800V2 | LYT800 | Up to 9W | Offline CV/CC | Non-Isolated, High Efficiency | Download |
| LNK6607P | LinkSwitch-PH | Up to 60W | Offline CV/CC | High PF, Primary-side Reg. | Download |
| LNK6755P | LinkZero-XY | Up to 5W | Offline CV/CC | Low Standby Power, Eco-mode | Download |
Alternative & Matching Part Numbers
Looking for alternatives or complementary components? Contact our sales team for recommendations.
- Alternative: [Example PI Part Number]
- Matching: [Example PI Part Number]
LED Driver Series FAQs
Q: What is the difference between LinkSwitch-PH and LYTSwitch?
A: LinkSwitch-PH devices are specifically optimized for high power factor LED drivers, featuring integrated high-voltage MOSFETs and primary-side regulation. LYTSwitch devices are designed for more general offline CV/CC applications, offering integrated bridge rectifiers and excellent efficiency.
Q: Can these drivers support TRIAC dimming?
A: Yes, several LED driver ICs in our portfolio, particularly from the LinkSwitch-PH series, are designed to work well with phase-cut dimmers including TRIAC dimmers, ensuring flicker-free dimming performance.
Q: What is the typical efficiency of PI LED drivers?
A: Efficiency varies by application and design, but Power Integrations LED drivers typically achieve 80-85% efficiency in well-designed applications, with some designs exceeding 90% in specific conditions.