Overview
The ADP3338AKC-2.5-RL is a high-performance, low dropout (LDO) voltage regulator from Analog Devices Inc. This device is part of the ADP33xx family and is known for its precision and reliability. It operates with an input voltage range of 2.7 V to 8 V and can deliver a load current up to 1 A. The ADP3338 stands out with its novel architecture and enhanced process, offering superior performance and higher output current compared to conventional LDOs. It features ultralow quiescent current, high accuracy, and robust protection mechanisms, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.7 to 8 | V |
| Output Voltage | 2.5 | V |
| Output Current | Up to 1 | A |
| Quiescent Current (Typical) | 110 | µA |
| Dropout Voltage (Typical at 1 A) | 190 | mV |
| Accuracy (Room Temperature) | ±0.8% | |
| Accuracy (Over Temperature, Line, and Load) | ±1.4% | |
| Operating Temperature Range | -40°C to +85°C | |
| Package | SOT-223 (KC-3) | |
| Protection Features | Over Current, Over Temperature |
Key Features
- High accuracy: ±0.8% at room temperature and ±1.4% over temperature, line, and load variations.
- Ultralow quiescent current: 110 µA (typical) in light load situations.
- Low dropout voltage: 190 mV (typical) at 1 A.
- Stability with any good quality capacitor, including ceramic (MLCC) types.
- Insensitivity to output capacitor equivalent series resistance (ESR).
- Safety current limit and thermal overload protection.
Applications
- Notebook and palmtop computers.
- SCSI terminators.
- Battery-powered systems.
- Bar code scanners.
- Camcorders and cameras.
- Home entertainment systems.
- Networking systems.
- DSP/ASIC supplies.
Q & A
- What is the input voltage range of the ADP3338AKC-2.5-RL? The input voltage range is 2.7 V to 8 V.
- What is the maximum output current of the ADP3338AKC-2.5-RL? The maximum output current is up to 1 A.
- What is the typical quiescent current of the ADP3338AKC-2.5-RL? The typical quiescent current is 110 µA.
- What is the dropout voltage of the ADP3338AKC-2.5-RL at 1 A? The dropout voltage is 190 mV (typical) at 1 A.
- What are the protection features of the ADP3338AKC-2.5-RL? The device includes over current and over temperature protection.
- What type of capacitors can be used with the ADP3338AKC-2.5-RL? The device is stable with any good quality capacitor, including ceramic (MLCC) types.
- What is the operating temperature range of the ADP3338AKC-2.5-RL? The operating temperature range is -40°C to +85°C.
- What is the package type of the ADP3338AKC-2.5-RL? The package type is SOT-223 (KC-3).
- What are some common applications of the ADP3338AKC-2.5-RL? Common applications include notebook and palmtop computers, SCSI terminators, battery-powered systems, and more.
- How accurate is the ADP3338AKC-2.5-RL in terms of output voltage? The device has an accuracy of ±0.8% at room temperature and ±1.4% over temperature, line, and load variations.
