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Power Integrations LNK3302D | Demoboard DER-865

2-wire Forward / Reverse Phase BLE Smart Dimmer using LinkSwitchTM-TNZ LNK3302D with Lossless AC Zero-Crossing Detection

Overview

TopologyFlyback Converter
Input voltage90-305 V
Output 17 V / 0.07 A
IC revision1.1

Description

The LinkSwitch™-TNZ family of ICs combine power conversion with lossless generation of AC zero crossing signal used typically for system clock and timing functions. Designs using the highly integrated LinkSwitch-TNZ ICs are more flexible than discrete implementations reducing component count by 40% or higher. Besides enabling 80+ efficiencies in low power flyback designs, very low consumption at light loads enabled by On/Off control allow for more functions (display, wireless connectivity, sensors etc.) to be active during system standby. The device family supports buck, buck-boost and flyback converter topologies.

Features

  • Compatible with 2-wire (no neutral) and 3-wire home/building wiring
  • Highly integrated non-isolated power supply with LNK3302D
  • Low-component count with integrated 725 V power MOSFET, current sensing and protection
  • Lossless Zero-crossing signal output synchronized to AC line
  • Wide-range AC input
  • User selectable forward (leading-edge) or reverse (trailing-edge) dimming mode
  • Compatible with 3 W to 250 W low-PF and high-PF dimmable lamps
  • <200 mA standby input current (including BLE) across AC line
  • Meets EN55022 and CISPR-22 Class B conducted EMI

Typical applications

  • Home and Building Automation
  • Lighting Control

Products

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(mm)
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702917000SPEC
3 files WA-SNSR Self-Retaining Spacer 5 3
Order Code Data­sheet
702917000SPEC
Samples
Order Code Data­sheet Downloads Product seriesL
(mm)
f
(mm)
Samples