Manufacturer Part Number
ADP7104ARDZ-3.3-R7
Manufacturer
Analog Devices
Introduction
The ADP7104ARDZ-3.3-R7 is a linear low-dropout (LDO) voltage regulator designed for power-sensitive applications. It offers low noise, high PSRR, and low quiescent current.
Product Features and Performance
Fixed 3.3V output voltage
Maximum input voltage of 20V
55V maximum voltage dropout at 500mA load
500mA output current
Low quiescent current of 900 µA
Power supply rejection ratio (PSRR) of 60dB to 50dB between 10kHz and 100kHz
Enable, Power Good, and Under Voltage Lockout features
Product Advantages
High performance with low voltage dropout
Efficient power management for sensitive electronics
Stable operation over a wide range of frequencies
Power Good indicator for system monitoring
Key Technical Parameters
Input Voltage (Max): 20V
Output Voltage (Min/Fixed): 3.3V
Voltage Dropout (Max): 0.55V @ 500mA
Current Output: 500mA
Quiescent Current (Iq): 900 µA
Supply Current (Max): 1.6 mA
PSRR: 60dB ~ 50dB (10kHz to 100kHz)
Quality and Safety Features
Over Temperature Protection
Short Circuit Protection
Compatibility
Surface mount device compatible
Housed in an 8-SOIC package with exposed pad for thermal management
Application Areas
Power-sensitive electronics including portable and battery-powered devices
Communication infrastructure
Industrial and medical applications
Product Lifecycle
Product Status: Active
No immediate discontinuation announced
Availability of replacements or upgrades expected per industry norms
Reasons to Choose This Product
Reliable voltage regulation with low dropout feature
Suitable for sensitive and high-performance applications
Enhanced safety with integrated protection features
Operational stability across a range of conditions
Low quiescent current suitable for battery-powered applications
Robust PSRR for noise-sensitive circuits
Product longevity with active product status
ADP7104ARDZ-5.0ADI (Analog Devices, Inc.)