NCP3334DADJR2G

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

The NCP3334DADJR2G is a high-performance, adjustable low dropout regulator manufactured by onsemi. It provides a maximum output current of 500 mA with an input voltage range of 2.6 V to 12 V. The device features ultra-low quiescent current and noise, ensuring stability without a minimum load requirement and compatibility with any capacitor type as small as 1.0 µF. It includes reverse bias protection, thermal shutdown, and current limitation within a SOIC-8 package.

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

• High accuracy over line and load conditions
• Ultra-low dropout voltage capability
• Reverse bias protection for input/output scenarios
• Stable operation with minimal output capacitance

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

• PCMCIA Card systems
• Cellular Phones
• Camcoders and Cameras
• Networking Systems, DSL/Cable Modems
• DSP Supply

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

Verify the specific ordering suffix R2G to confirm tape and reel packaging quantities. Confirm RoHS compliance status and Pb-Free designation during procurement. Check for discontinuation notices or recommended new design alternatives via official onsemi channels before finalizing component selection.

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

Select this component for applications requiring precise voltage regulation with minimal power consumption. Ensure the output capacitor meets the 1.0 µF minimum requirement for stability. Verify that the input-to-output voltage differential remains within specified limits to maintain optimal dropout performance under varying load conditions.

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

This part belongs to the NCP3334 series of low dropout regulators designed for consumer electronics. It shares architectural features with other devices in the family but is distinguished by its adjustable output configuration and specific pinout arrangement in the SOIC-8 package. The series emphasizes low noise and high accuracy for sensitive analog circuits.

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

Consult the datasheet's ordering information table for discontinued variants such as the NCP3334DADJG. Contact onsemi representatives for current alternative recommendations if the specific reel quantity or package style requires modification.

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

What is the reference voltage accuracy at 25°C?

The reference voltage accuracy is ±0.9% at 25°C when Vin ranges from 2.9 V to Vout + 4.0 V and IL is between 0.1 mA and 500 mA.

How does the device handle reverse bias conditions?

The NCP3334 offers reverse bias protection, allowing it to withstand up to 7.0 V on the output pin with negligible current flow from output to ground when the input is zero.

Is a minimum load current required for stability?

No, the device is guaranteed to be stable without a minimum load current requirement and can operate stably with any type of capacitor as small as 1.0 µF.