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Power Integrations

LNK501G

Regular price Dhs. 355,916.57
Regular price Dhs. 374,649.02 Sale price Dhs. 355,916.57
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1 Dhs. 355,916.57 AED Dhs. 355,916.57 AED
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Recycling Electronic Components

LNK501G Offline Switcher IC - Power Integrations LinkSwitch® Series

The LNK501G is a high-performance offline switcher IC from Power Integrations' LinkSwitch® family, designed for compact, cost-effective AC-DC power conversion applications up to 5.5W. This integrated solution combines a 700V power MOSFET, oscillator, high-voltage switched current source, current limit, and thermal shutdown circuitry in a single surface-mount package.

Key Features & Benefits

  • Integrated Design: Reduces component count and simplifies PCB layout with built-in 700V MOSFET
  • Flyback Topology: Ideal for isolated power supplies with excellent efficiency
  • Wide Switching Range: 30kHz to 42kHz frequency operation for optimized performance
  • Comprehensive Protection: Current limiting, open loop, over-temperature, and short circuit protection
  • High Duty Cycle: 77% maximum duty cycle for improved transformer utilization
  • Extended Temperature Range: -40°C to 150°C junction temperature for industrial applications
  • Compact SMD-8B Package: Space-saving surface mount design with 7-lead gull wing configuration

Typical Applications

  • Cell phone chargers and adapters
  • Standby power supplies
  • Auxiliary power supplies
  • Consumer electronics power adapters
  • Smart home device power supplies
  • IoT and connected device power systems

Why Choose LNK501G?

The LNK501G offers exceptional value for designers seeking a reliable, cost-effective solution for low-power AC-DC conversion. Its integrated protection features ensure robust operation, while the compact SMD package enables space-efficient designs. Backed by Power Integrations' proven LinkSwitch® technology, this IC delivers consistent performance across a wide range of operating conditions.

Quality Assurance: All components are sourced from authorized distributors and come with full traceability documentation and manufacturer warranties.

Product attributes Property Value
Manufacturer Power Integrations
Product Series LinkSwitch®
Packaging |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) -
Duty Cycle 77%
Frequency - Switching 30kHz ~ 42kHz
Power (Watts) 5.5 W
Fault Protection Current Limiting, Open Loop, Over Temperature, Short Circuit
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SMD (7 Leads), Gull Wing
Supplier Device Package SMD-8B

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