The ADP3338AKCZ285RL7 is a high-performance, low-dropout (LDO) regulator from Analog Devices (ADI). This regulator is designed to provide a stable and precise 2.85 V output voltage with a low dropout voltage, making it ideal for battery-powered and portable applications. It combines high accuracy, low quiescent current, and robust protection features to ensure reliable operation in demanding environments.

Applications

• Portable devices
• Battery-powered equipment
• Post regulation for switching power supplies
• Microprocessor and DSP core power
• High-efficiency linear regulation

Features

• High accuracy: ±0.8% over temperature
• Low dropout voltage: 130 mV at 200 mA
• Low quiescent current: 45 μA
• Stable with ceramic output capacitors
• Overcurrent and thermal protection
• Enable/disable function

Benefits

• Provides a stable and accurate 2.85 V output voltage
• Extends battery life in portable devices due to low quiescent current
• Protects the regulator and load from overcurrent and thermal overload conditions
• Simplifies design and reduces the need for external components due to ceramic capacitor stability
• Offers flexibility in power management with the enable/disable feature

Technical Specifications

The ADP3338AKCZ285RL7 operates from an input voltage range of 2.5 V to 12 V and delivers a fixed output voltage of 2.85 V. The dropout voltage is typically 130 mV at an output current of 200 mA. The quiescent current is 45 μA. It is stable with ceramic output capacitors and includes overcurrent and thermal protection. The device comes in a small TSOT-23-5 package. The operating temperature range is from -40°C to +125°C.

This LDO regulator is well-suited for a wide range of applications where a stable and efficient 2.85 V supply is required. Its combination of high accuracy, low dropout voltage, and low quiescent current makes it an excellent choice for portable and battery-powered devices.