MCP1703T-2502E/DB

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

The MCP1703T-2502E/DB is a fixed-output CMOS low dropout (LDO) voltage regulator from the MCP1703 family, manufactured by Microchip Technology. It provides a nominal output voltage of 2.5V with a maximum continuous load current of 250 mA. The device operates within an input voltage range of 2.7V to 16.0V and features a typical quiescent current of 2.0 µA. It utilizes a SOT-223-3 surface-mount package and includes integrated short-circuit and overtemperature protection.

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

• Low quiescent current consumption for extended battery life
• Capable of delivering up to 250 mA output current
• Operates with standard ceramic output capacitors
• Integrated thermal shutdown and current limiting

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

• Battery-powered devices
• Microcontroller power supplies
• Portable consumer electronics
• Voltage reference circuits

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

Verify the specific suffix 'T' indicates tape-and-reel packaging and '/DB' denotes the SOT-223-3 package variant. Confirm that the 'E' suffix corresponds to the industrial temperature grade (-40°C to +125°C). Ensure the ordering part number matches the required output voltage tolerance and package type before procurement.

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

Select this component when a fixed 2.5V rail is required with minimal ground current draw. Verify that the input voltage remains above the dropout threshold plus the minimum operating voltage of 2.7V. Ensure the application load does not exceed the 250 mA continuous rating or the 500 mA peak limit.

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

This part belongs to the MCP1703 series of micropower LDO regulators designed for portable applications. The family offers various fixed output voltages and multiple package options including SOT-23A, SOT-89-3, and DFN-8. The 'T' suffix typically signifies reel packaging for automated assembly processes.

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

Direct pin-compatible replacements within the same family include other MCP1703 variants in SOT-223-3 packages, such as MCP1703-2502E/DB or MCP1703AT-2502E/DB, provided the thermal and electrical specifications align with the design requirements.