The ADP3335 is a high accuracy, low dropout regulator (LDO) offering excellent performance for portable applications. It is designed to provide a stable output voltage even with variations in input voltage and load current. The ADP3335 is characterized by its low dropout voltage, allowing it to operate with a minimal difference between the input and output voltages, maximizing efficiency.

Applications:

• Cellular phones: Provides stable power for sensitive RF and digital circuits.
• PDAs: Enables efficient power management in handheld devices.
• GPS receivers: Regulates voltage for accurate signal processing.
• Portable instruments: Supplies clean power for precise measurements.
• Post regulators for switching supplies: Reduces ripple and noise in power supplies.

Features:

• High accuracy: Ensures stable and precise output voltage.
• Low dropout voltage: Maximizes efficiency in low-voltage applications.
• Low quiescent current: Minimizes power consumption in standby mode.
• Overcurrent and overtemperature protection: Protects the regulator from damage.
• Enable pin: Allows for controlled power sequencing.

Benefits:

• Extended battery life: Low quiescent current reduces power drain.
• Improved system performance: Stable output voltage enhances circuit accuracy.
• Enhanced reliability: Protection features prevent damage from faults.
• Simplified design: Integrated features reduce external component count.
• Compact solution: Small package size enables space-saving designs.

The ADP3335ACBZ18 operates with a fixed output voltage of 1.8V. Its internal protection circuitry guards against overcurrent and overtemperature conditions, ensuring safe and reliable operation. The enable pin allows for controlled power sequencing, which is essential in complex systems. The low dropout voltage characteristic is particularly beneficial in battery-powered applications, where maintaining a stable output voltage even as the battery discharges is crucial. It is a popular choice for applications requiring high accuracy and low power consumption.