STP16CPS05PTR

Overview

The STP16CPS05PTR is a monolithic, low voltage, low current power 16-bit shift register designed for LED panel displays. It contains a 16-bit serial-in, parallel-out shift register feeding a D-type storage register. The output stage provides sixteen regulated constant current sources ranging from 5 mA to 100 mA to drive LEDs. Key parameters include a supply voltage range of 3 V to 5.5 V, an operating temperature range of -40°C to +125°C, and a maximum clock frequency of 30 MHz. The device features auto power-saving capabilities and guarantees a 20 V output driving capability.

Feature Summary

• Provides sixteen regulated constant current sources for LED driving
• Features auto power-shutdown and auto power-ON functionality
• Supports high data rate transmission with a 30 MHz clock frequency
• Compatible with 3.3 V microcontroller interfaces

Applications

• LED panel displays
• High data rate transmission systems
• Applications interfacing with 3.3 V microcontrollers

Procurement Notes

Verify the specific suffix 'PTR' against official STMicroelectronics documentation to confirm tape and reel packaging details. Ensure the component matches the active status of the STP16CPS05 series. Cross-reference the ordering code with authorized distributors to confirm availability and authenticity. Check RoHS compliance status as indicated in the product specifications.

Selection Notes

Select this component when designing LED display systems requiring low voltage operation and adjustable constant current outputs. It is suitable for applications needing high clock speeds up to 30 MHz and compatibility with 3.3 V logic levels. Consider the thermal performance and package type if heat dissipation is a concern in dense layouts.

Part Context

The STP16CPS05PTR belongs to the STP16CPS05 family of LED sink drivers. This series is characterized by its ability to drive multiple LEDs with constant current while minimizing quiescent current through auto power-saving features. It serves as a solution for efficient LED control in portable and industrial display applications.

Replacement Considerations

STP16CP05MTR

FAQ

How is the LED brightness controlled?

Brightness can be adjusted using an external resistor to set the output current or via the OE pin.

What is the maximum output voltage capability?

The device guarantees a 20 V output driving capability, allowing more LEDs to be connected in series.