Overview
The ADP3338AKC-3-RL7, produced by Analog Devices Inc., is a high-accuracy, ultralow quiescent current (IQ), 1 A anyCAP low dropout (LDO) voltage regulator. This device is part of the ADP33xx family and is known for its precision and performance advantages. It operates with an input voltage range of 2.7 V to 8 V and delivers a load current up to 1 A. The ADP3338 is notable for its stability with any good quality capacitor, including ceramic (MLCC) types, making it suitable for space-restricted applications.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.7 V to 8 V |
| Output Voltage | 3 V (Fixed) |
| Output Current | Up to 1 A |
| Quiescent Current (Iq) | 110 µA (typical) in light load situations |
| Voltage Dropout (Max) | 0.4 V @ 1 A |
| Accuracy | ±0.8% at room temperature, ±1.4% over temperature, line, and load variations |
| Operating Temperature Range | −40°C to +85°C |
| Package | SOT-223 (TO-261-4, TO-261AA) |
| 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.
- Stable with any good quality capacitor, including ceramic (MLCC) types.
- Low noise and high power supply ripple rejection.
- Current and thermal limiting for safety.
- Low dropout voltage: 190 mV (typical) at 1 A.
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-3-RL7?
The input voltage range is 2.7 V to 8 V.
- What is the maximum output current of the ADP3338AKC-3-RL7?
The maximum output current is up to 1 A.
- What type of capacitors can be used with the ADP3338AKC-3-RL7?
The device is stable with any good quality capacitor, including ceramic (MLCC) types.
- What is the quiescent current of the ADP3338AKC-3-RL7?
The quiescent current is 110 µA (typical) in light load situations.
- What are the protection features of the ADP3338AKC-3-RL7?
The device includes over current and over temperature protection.
- What is the operating temperature range of the ADP3338AKC-3-RL7?
The operating temperature range is −40°C to +85°C.
- What is the typical dropout voltage of the ADP3338AKC-3-RL7?
The typical dropout voltage is 190 mV at 1 A.
- What package types are available for the ADP3338AKC-3-RL7?
The device is available in SOT-223 (TO-261-4, TO-261AA) packages.
- What are some common applications of the ADP3338AKC-3-RL7?
Common applications include notebook and palmtop computers, SCSI terminators, battery-powered systems, and more.
- How accurate is the ADP3338AKC-3-RL7?
The device achieves an accuracy of ±0.8% at room temperature and ±1.4% over temperature, line, and load variations.
