Overview
The ADP3338AKC-5-REEL7, produced by Analog Devices Inc., is a high-accuracy, ultralow quiescent current, 1 A anyCAP® low dropout (LDO) voltage regulator. It is part of the ADP33xx family and stands out from conventional LDOs with its novel architecture and enhanced process, offering superior performance and higher output current. This regulator operates with an input voltage range of 2.7 V to 8 V and delivers a load current up to 1 A, making it suitable for a variety of applications requiring precise voltage regulation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Input Voltage Range | 2.7 to 8 | V |
| Output Current | Up to 1 | A |
| Output Voltage Accuracy | ±0.8% @ 25°C, ±1.4% over temperature | % |
| Dropout Voltage | 190 mV (typical) @ 1 A | mV |
| Quiescent Current | 110 µA (typical) in light load situations | µA |
| Ambient Temperature Range | −40°C to +85°C | °C |
| Output Capacitor Requirement | 1 µF for stability | µF |
| Package Type | SOT-223 |
Key Features
- High accuracy over line and load: ±0.8% @ 25°C, ±1.4% over temperature
- Ultralow dropout voltage: 190 mV (typical) @ 1 A
- Requires only a 1 µF output capacitor for stability
- anyCAP is stable with any type of capacitor, including ceramic (MLCC) types
- Current and thermal limiting for safety
- Low noise operation
- Ultralow quiescent current: 110 µA (typical) in light load situations
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-5-REEL7? The input voltage range is 2.7 V to 8 V.
- What is the maximum output current of the ADP3338AKC-5-REEL7? The maximum output current is up to 1 A.
- What is the output voltage accuracy of the ADP3338AKC-5-REEL7? The output voltage accuracy is ±0.8% @ 25°C and ±1.4% over temperature.
- What is the typical dropout voltage of the ADP3338AKC-5-REEL7? The typical dropout voltage is 190 mV @ 1 A.
- What is the quiescent current of the ADP3338AKC-5-REEL7 in light load situations? The quiescent current is 110 µA (typical) in light load situations.
- What type of output capacitor is required for stability? Only a 1 µF output capacitor is required for stability.
- Is the ADP3338AKC-5-REEL7 sensitive to output capacitor ESR? No, the ADP3338AKC-5-REEL7 is insensitive to output capacitor equivalent series resistance (ESR).
- What are the safety features of the ADP3338AKC-5-REEL7? The device includes current and thermal limiting for safety.
- What is the ambient temperature range of the ADP3338AKC-5-REEL7? The ambient temperature range is −40°C to +85°C.
- In what package type is the ADP3338AKC-5-REEL7 available? The ADP3338AKC-5-REEL7 is available in a SOT-223 package.
