ADP7183ACPZN3.3-R7 - Analog Devices Inc.

Manufacturer Part Number

ADP7183ACPZN3.3-R7

Manufacturer

Analog Devices

Introduction

The ADP7183 is a low dropout linear regulator designed for powering sensitive analog circuits in power management applications, delivering a fixed -3.3V output.

Product Features and Performance

Provides a stable -3.3V output

Very low dropout voltage of 0.22V at 300mA load

Output current capability of 300mA

Low quiescent current of 900µA

High power supply rejection ratio (PSRR) of 85dB at 1kHz

Supports enable control feature for power-saving mode

Offers protection against current limit and thermal overload

Product Advantages

High efficiency due to low dropout voltage

Suitable for battery-powered applications due to low IQ

High PSRR enhances performance in noisy environments

Small footprint with CSP package for compact designs

Key Technical Parameters

Voltage Input (Max): -5.5V

Voltage Output (Min/Fixed): -3.3V

Voltage Dropout (Max): 0.22V @ 300mA

Current Output: 300mA

Current Quiescent (Iq): 900µA

PSRR: 85dB ~ 40dB (1kHz ~ 1MHz)

Operating Temperature Range: -40°C ~ 125°C

Quality and Safety Features

Built-in current limit protection

Thermal overload protection ensures reliability and safety under abnormal conditions

Compatibility

Suited for applications requiring a fixed -3.3V output with high energy efficiency.

Application Areas

Power management for sensitive analog circuits

Portable and battery-powered devices

Communication systems

Data acquisition systems

Product Lifecycle

Active status, not currently nearing discontinuation. The manufacturer supports replacements or upgrades if needed.

Several Key Reasons to Choose This Product

High efficiency and low dropout voltage suitable for battery-powered applications

High PSRR for enhanced performance in noisy environments

Compact and efficient design ideal for space-constrained applications

Robust protection features improve the product’s reliability and safety

Active product lifecycle status with manufacturer support for future replacement and upgrades