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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 LC5523F is a power factor controller manufactured by Sanken Electric USA Inc. It operates in current-mode control with pulse width modulation technology. The device supports a maximum switching frequency of 18 kHz and delivers a maximum output current of 9.2 A. Designed for robust performance, it functions within an operating temperature range from -55 °C to 125 °C. The component is housed in a TO-220F flange mount package featuring seven pins. It is RoHS compliant and classified under the military temperature grade.
Feature Summary
- Implements current-mode control architecture utilizing pulse width modulation for precise regulation.
- Engineered for high thermal stability with a wide operating temperature range extending to 125 °C.
- Features a single switcher configuration suitable for dedicated power factor correction applications.
Applications
- Power factor correction circuits
- AC-DC power conversion systems
- Offline controller designs
Procurement Notes
Verify the specific suffix against official Sanken documentation to confirm pinout compatibility and thermal characteristics. Ensure the procurement specification matches the required military temperature grade and RoHS compliance status. Cross-reference the TO-220F package dimensions with the target PCB layout to guarantee proper mechanical fit and heat dissipation requirements are met before finalizing orders.
Selection Notes
Select this component when designing systems requiring current-mode PFC with high output current capabilities up to 9.2 A. The TO-220F package is appropriate for applications needing efficient heat dissipation through flange mounting. Consider the 18 kHz maximum switching frequency when evaluating electromagnetic interference filtering requirements and transformer sizing constraints for the intended power supply topology.
Part Context
This part belongs to the power management category, specifically within power factor controllers produced by Sanken Electric. It is designed for AC-DC power conversion applications where efficiency and power quality are critical. The manufacturer specializes in power semiconductors, and this controller integrates essential functions for managing input current phase relative to voltage.
Replacement Considerations
Consult official Sanken substitution lists for verified alternatives. Generic cross-references may not match the specific current-mode control parameters or thermal ratings required for this application.
