SupportDesign ResourcesSample & Buy
support@octatronics.com|
Send RFQ
Power Integrations

Power Integrations LinkSwitch-TNZ | Power Integrations

LinkSwitch-TNZ series from Power Integrations

Power Integrations LinkSwitch-TNZ Series Overview

Zero-crossing detection offline switcher for TRIAC-dimmer-compatible LED drivers.

The LinkSwitch-TNZ from Power Integrations is a Zero-crossing detection offline switcher for TRIAC-dimmer-compatible LED drivers. This series includes 8 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.

Designed for offline power conversion, the LinkSwitch-TNZ integrates key power components to minimize external component count, reduce board space, and simplify the design process. these devices help engineers meet increasingly stringent energy-efficiency standards while reducing time to market.

Octatronics stocks LinkSwitch-TNZ variants in multiple package options. Request a quote for volume pricing, check real-time availability, or contact our engineering team for application support and alternative part recommendations.

Key Features

  • Highest IntegrationPrimary, secondary, and feedback circuits integrated on a single IC, reducing external component count by up to 50%.
  • Up to 15W Output PowerSupports output power up to Up to 15W with excellent load and line regulation.
  • Comprehensive Protection SuiteIntegrated over-voltage, over-current, over-temperature, and short-circuit protection eliminates external protection circuitry.
  • Ultra-Low No-Load PowerAdvanced burst-mode operation achieves <30mW no-load power consumption, meeting the strictest standby regulations.
  • Simplified Design ProcessReference designs, PI Expert design software, and application notes accelerate time-to-production.

Target Applications

  • Dimmable LED lamps
  • Smart bulbs
  • Retrofit LED tubes
  • Architectural lighting

Technical Specifications

Compare key LinkSwitch-TNZ specifications across available variants. All parameters are typical values at 25 degC unless otherwise noted.

Power Specifications

Output Power
Up to 15W
Input Voltage Range
85–265 VAC (universal input)
Peak Efficiency
>90%
No-Load Power
<30 mW

Safety & Compliance

Safety Certifications
UL, IEC 62368-1
EMI Standard
EN 55032 Class B
Energy Star
CoC Tier 2 / DoE Level VI compliant

Frequently Asked Questions

Common technical questions about the LinkSwitch-TNZ series.

The LinkSwitch-TNZ is a Power Integrations Zero-crossing detection offline switcher for TRIAC-dimmer-compatible LED drivers. The series includes 8 variants optimized for different application requirements.
The LinkSwitch-TNZ series currently includes 8 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
The LinkSwitch-TNZ series is used in Dimmable LED lamps, Smart bulbs, Retrofit LED tubes, and Architectural lighting. Contact our applications team for design-in support and recommendation.
Octatronics is an authorized distributor of Power Integrations products including the LinkSwitch-TNZ series. We provide competitive pricing, fast delivery, and full traceability for all components. Request a quote or contact us for availability and lead times.
Yes, Octatronics supports both prototype and production quantities for the LinkSwitch-TNZ series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.