Single channel LED driver with PFC –
High Performance Optocouplers –
MOSFET‘s for LED Lighting

Single channel LED driver with PFC – R2A20134 and R2A20135 –
a dedicated solution for LED retrofit bulbs PFC function IC with a single channel LED drive

Topology

Flexibility

• High-side step-down retrofit
• Low-side buck-boost
• Low side step down
• High-side buck-boost
• Flyback topology
• Peak current
• Average current
• Constant input-power control

• Adjustable frequency 25 KHz - 250 KHz
• Wide choice of inductors for the application BOM cost reduction accordingly Integrated over voltage protection
• High temperature support of up to 150 °C
• Small package: SOP-8

High performance Optocouplers to match any type of lighting system requirements

Features

Applications

• Renesas is one of the World largest supplier of optocouplers
• High isolation for high and low voltage with safty certificate (UL, VDE, …)
• Very small packages were offered

NEW:

• A part with a 2,3 mm thin LSOP package but still with 8 mm creepage distance
• High temperature support up to 115°C

• Isolation specified by DALI communications protocol
• Power supply stage isolation in mains-powered LED drivers
• Isolation for a lighting control system from LED drivers
• Isolation for mains failure or battery failure detection in emergency lighting applications

MOSFET‘s for LED Lighting

Features

• Renesas is one of the World largest supplier of MOSFET`s
• The range of supported current goes to 180A at 40 Volt devices and to 10aA at 600V devices.
• Lowest Rdson

• New parts with low gate charge are available (ex. 6nC at a 10A /600 Volt Device).
• Wide range of package options
• Up to Tchmax = 175°C on selected Devices