0.3-16V; high accuracy ultralow Iq, 300mA, anyCAP low dropout regulator. For cellular phones, PCMCIA cards, personal digital assistants (PDAs), DSP/ASIC supplies The ADP3333ARM-1.8 is a low dropout (LDO) linear regulator manufactured by Analog Devices (AD). Key specifications include:

- **Output Voltage:** 1.8V
- **Output Current:** Up to 500mA
- **Dropout Voltage:** 300mV at 500mA load
- **Input Voltage Range:** 2.5V to 12V
- **Accuracy:** ±1% over line, load, and temperature
- **Quiescent Current:** 75µA typical
- **Package:** 8-lead MSOP
- **Operating Temperature Range:** -40°C to +125°C
- **Protection Features:** Overcurrent and thermal shutdown

This LDO is designed for applications requiring high accuracy and low noise, such as portable devices, instrumentation, and communication systems.