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Product Detailed Parameters
- Description：IC LED DRIVER OFFL TO220F-7
- Series：-
- Mfr：Sanken Electric USA Inc.
- Package：Bulk
- Type：AC DC Offline Switcher
- Topology：-
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：-
- Voltage - Supply (Max)：20V
- Voltage - Output：-
- Current - Output / Channel：-
- Frequency：-
- Dimming：-
- Applications：-
- Operating Temperature：-55°C ~ 115°C (TA)
- Mounting Type：Through Hole
- Package / Case：TO-220-7 Formed Leads
- Supplier Device Package：TO-220F-7
- Grade：-
- Qualification：-
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Overview
The LC5546LF is a single-stage, power factor corrected off-line LED driver IC from Sanken Electric. It integrates the controller and power MOSFET into one package. Designed for input capacitorless applications, it serves as an isolated type LED driver. The device operates within a supply voltage of up to 20V and supports a working temperature range of -55°C to 115°C (TA). It features one output and includes internal switching capabilities.
Feature Summary
- Integrates controller and power MOSFET in a single package
- Designed for input capacitorless applications
- Provides power factor correction for off-line switching
Applications
- Isolated type LED drivers
- Input capacitorless AC-DC conversion systems
- Power factor corrected lighting applications
Procurement Notes
Verify component status carefully as this part may be obsolete or discontinued. Confirm availability through authorized distributors only. Check datasheet revisions for any design-in updates. Ensure compatibility with existing thermal management solutions given the TO-220F-7 package constraints.
Selection Notes
Select this IC for designs requiring integrated power switching without external discrete components. Suitable for applications needing power factor correction in a compact form factor. Consider the operating temperature range and isolation requirements when integrating into the final system architecture.
Part Context
Part of the LC554xLF series by Sanken Electric, focusing on efficient LED driving solutions. The series targets cost-effective and space-saving power management for lighting industries. Related models include LC5540LF and LC5549LF, sharing similar integration strategies for offline switchers.
Replacement Considerations
Check for direct substitutes within the LC554xLF family. Verify pinout and electrical specifications against alternative off-line LED driver ICs from other manufacturers if sourcing is unavailable.
