TC62D749CFG,EL

Overview

The TC62D749CFG,EL is a linear LED driver IC manufactured by Toshiba Semiconductor and Storage. It features 16 constant current outputs capable of delivering up to 90mA per channel. The device operates on a supply voltage ranging from 3V to 5.5V, with output voltages reaching up to 17V. Packaged in a 24-SSOP format, it integrates internal switches and utilizes a shift register topology for dimming control. The component supports surface mount installation and functions within an operating temperature range of -40°C to 85°C.

Feature Summary

• Integrates 16 independent constant current channels for precise LED control
• Utilizes linear topology with internal switches for efficient power management
• Supports serial data input via shift register interface for dimming applications

Applications

• LED lighting systems
• Display backlighting modules
• General illumination circuits

Procurement Notes

Verify the specific ordering suffix and package variant when sourcing this component. Confirm that the supplier provides documentation matching the 24-SSOP physical dimensions. Ensure the part meets RoHS3 compliance requirements if mandated by your assembly standards. Cross-reference the manufacturer part number against distributor catalogs to avoid confusion with similar series variants.

Selection Notes

Select this component for designs requiring multiple synchronized LED channels driven by a single controller. The linear regulation approach suits applications where noise sensitivity is low but cost efficiency is prioritized. Consider the 90mA output limit when determining load capacity. The wide input voltage range allows flexibility in power supply design across various industrial and consumer electronics platforms.

Part Context

This part belongs to the TC62D749 series of LED drivers from Toshiba. It is designed as a direct replacement or upgrade for older constant current sources in multi-channel lighting architectures. The device complements Toshiba's portfolio of PMIC solutions focused on display and general lighting markets, offering integrated control logic alongside power delivery.

Replacement Considerations

The TC62D748CFG is a related part within the same product family. Verify pin compatibility and electrical specifications before substituting. Ensure the alternative part matches the required output current and package type for the target application.

FAQ

What is the maximum output current per channel?

Each of the 16 channels can deliver a constant current of up to 90mA.

Does the device include internal switching components?

Yes, the IC integrates internal switches to manage the output channels directly.