Manufacturer Part Number
ADP122ACPZ-3.0-R7
Manufacturer
Analog Devices
Introduction
Linear LDO voltage regulator for power management
Product Features and Performance
Low dropout voltage of 0.15V at 300mA load
Stable with small ceramic output capacitors
High power supply rejection ratio (PSRR) of 60dB from 10kHz to 100kHz
Fixed output voltage of 3V
300mA output current capability
Low quiescent current of 105 µA
Supply current of 240 µA (max)
Enable pin for on/off control
Product Advantages
High efficiency for battery-powered applications
Minimal power loss due to low dropout
Precision output voltage for reliable operation
Compact 6-LFCSP-UD package suitable for space-constrained applications
Key Technical Parameters
Input voltage up to 5.5V
Output voltage fixed at 3V
Dropout voltage 0.15V @ 300mA
Output current of 300mA
Quiescent current 105 µA
Supply current max 240 µA
PSRR of 60dB from 10kHz to 100kHz
Quality and Safety Features
Over current protection
Over temperature protection
Under voltage lockout (UVLO)
Compatibility
Compatible with various MCUs and DSPs that require a 3V power supply
Suitable for use with small ceramic capacitors
Application Areas
Consumer Electronics
Telecommunications
Industrial
Portable Devices
Healthcare
Product Lifecycle
Active status
Not nearing discontinuation
Replacements or upgrades available as part of the Analog Devices portfolio
Several Key Reasons to Choose This Product
Compact LFCSP-UD package for space-limited applications
High integration reduces BOM cost and saves board space
Excellent load and line regulation maintains steady output
Over current and thermal protection enhance reliability
Ultra-low quiescent current extends battery life in portable applications
High PSRR minimizes noise and interference from the power supply
High performance suitable for sensitive electronic equipment
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