ADP7105ARDZ-3.3-R7 - Analog Devices Inc.

Manufacturer Part Number

ADP7105ARDZ-3.3-R7

Manufacturer

Analog Devices

Introduction

High-performance low dropout linear regulator for power management applications

Product Features and Performance

Low dropout voltage: 0.55V at 500mA

High output current: 500mA

Low quiescent current: 900 µA

Excellent power supply rejection ratio: 60dB to 50dB from 10kHz to 100kHz

Stable with small ceramic output capacitors

Wide input voltage range: up to 20V

Fixed output voltage: 3.3V

Temperature range: -40°C to 125°C

Product Advantages

Optimized for low noise operations

Integrated features: Enable, Power Good, Under Voltage Lockout

Protection against overcurrent, overtemperature, and reverse polarity

High PSRR results in steady output regardless of input noise

Key Technical Parameters

Input Voltage (Max): 20V

Output Voltage (Fixed): 3.3V

Dropout Voltage (Max): 0.55V @ 500mA

Output Current: 500mA

Quiescent Current (Iq): 900 µA

Supply Current (Max): 1.6 mA

Number of Regulators: 1

PSRR: 60dB ~ 50dB (10kHz ~ 100kHz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Compatibility

Surface Mount Type: 8-SOIC with Exposed Pad

Common footprint for easy interchangeability

Application Areas

Consumer electronics

Telecommunications

Industrial control systems

Portable devices

Product Lifecycle

Active status

Not indicated as nearing discontinuation

Availability of replacements or upgrades not specified

Several Key Reasons to Choose This Product

High efficiency for battery-powered devices

Extensive protection features ensure product longevity

Low noise operation suitable for sensitive applications

Versatile compatibility with various circuits due to standard SOIC-EP footprint

Capable of working in extreme temperatures suitable for harsh environments