NCP603SN130T1G

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

The NCP603SN130T1G is a fixed-output low-dropout (LDO) linear voltage regulator manufactured by onsemi. It provides a fixed 1.3V output with a maximum continuous load current of 300mA. The device operates within an input voltage range of 1.75V to 6V and features a typical dropout voltage of 75mV at full load. It incorporates an enable control pin for power management and includes internal protection mechanisms against overcurrent, thermal overload, and transient voltage events. The component is housed in a compact SOT-23-5 surface-mount package.

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

• Integrated enable pin allows for precise power sequencing and system-level energy conservation.
• Built-in protection circuitry safeguards the device and load against overcurrent conditions, excessive temperature, and electrical transients.
• CMOS architecture ensures low quiescent current consumption while maintaining stable regulation under varying load conditions.

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

• Portable battery-powered consumer electronics requiring efficient voltage regulation
• Embedded systems utilizing microcontrollers or digital signal processors
• Wireless communication modules and sensor interfaces

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

Verify the specific suffix '130' confirms the 1.3V fixed output voltage during procurement. Confirm the 'T1G' designation indicates tape-and-reel packaging compatible with standard automated assembly equipment. Ensure compliance with RoHS directives and check for any recent production change notices affecting the SOT-23-5 package dimensions or material composition.

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

Select this component when a stable 1.3V rail is required from a single-cell lithium-ion or similar power source. The wide input voltage range up to 6V accommodates various supply configurations. Consider the 300mA current limit for load requirements and verify that the thermal performance in the SOT-23-5 package meets the application's dissipation needs without additional heatsinking.

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

This part belongs to the NCP603 series of CMOS LDO regulators designed for portable applications. The series offers multiple fixed output voltages and an adjustable variant, all sharing the same low-noise, high-PSRR characteristics and compact footprint. The NCP603SN130T1G specifically targets applications needing a low-voltage core supply for modern low-power integrated circuits.

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

What is the minimum input voltage required for the NCP603SN130T1G?

The minimum operating input voltage is 1.75V, which allows the regulator to maintain regulation even as the supply voltage drops near the output level.

Does the NCP603SN130T1G include an enable function?

Yes, the device features an active-high enable pin that allows the user to shut down the regulator to minimize quiescent current when the system is idle.