TS2940CW50 RPG

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The TS2940CW50 RPG is a fixed-voltage monolithic micro-power voltage regulator manufactured by Taiwan Semiconductor. It provides a nominal output of 5V with an output current capability up to 1A. The device features ultra-low dropout voltage, typically 600mV at 800mA load. Electrical specifications include line regulation of 0.05% typical and initial output voltage tolerance of ±2%. It operates within an input supply voltage range up to 26V and supports junction temperatures from -40°C to +125°C. The component is housed in a SOT-223 package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Ultra-low dropout voltage performance for efficient battery-powered applications
• Integrated linear current limiting and thermal shutdown protection against fault conditions
• High transient peak voltage tolerance up to 60V for robust operation
• Internal reverse peak voltage protection rated at -18V

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Post regulator for switch-mode power supplies (SMPS)
• Industrial instrumentation circuits
• Battery-powered systems requiring extended life

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific ordering suffix 'RPG' corresponds to the tape and reel packaging format as defined in the manufacturer's ordering information table. Confirm that the part number matches the exact 5.0V output variant required for the design. Ensure compliance with RoHS Directive 2011/65/EU requirements if applicable to the project specifications.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a 1A fixed 5V output is required with minimal dropout voltage under heavy loads. Consider the SOT-223 package thermal resistance of 170°C/W when calculating heat dissipation needs. Ensure the application maintains a minimum load current of 10mA for proper regulation stability.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This regulator belongs to the TS2940 series of fixed-voltage monolithic micro-power voltage regulators. The series includes variants with different output voltages such as 3.3V and 5.0V, available in multiple packages including TO-220, TO-263, TO-252, and SOT-223. The CW50 designation indicates the 5V output version in the SOT-223 package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Datasheet references do not list specific substitute part numbers for the TS2940CW50 RPG. Designers should evaluate other 1A LDO regulators with similar SOT-223 footprints and electrical characteristics if replacement is necessary.