aat3216 Datasheet - Analogdevices
The AAT3216 is a low dropout linear regulator designed for portable applications where low input voltage and low noise are required.
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📝 Component Overview
The AAT3216 is a low dropout linear regulator designed for portable applications where low input voltage and low noise are required. It can deliver up to 150mA of output current and has a dropout voltage of typically 200mV at full load. The device is available in a tiny 5-pin SC70JW package, making it ideal for space-constrained designs.
Key Features and Benefits
- Low Dropout Voltage: 200mV typical at 150mA
- Low Noise: Suitable for noise-sensitive applications
- High Accuracy: ±2% over temperature
- Low Quiescent Current: 85uA typical
- Thermal Shutdown Protection
- Current Limit Protection
- Tiny SC70JW Package
Typical Applications
- Portable Electronics
- Cellular Phones
- PDAs and Handheld Computers
- Digital Cameras
- Audio Equipment
- Wireless Modules
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Input Voltage | 5.5V |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage Accuracy | Over temperature | -2% | ±1% | 2% | % |
| Dropout Voltage | IOUT = 150mA | 150mV | 200mV | 250mV | mV |
Package Information
- SC70JW-5: 5-pin SC70JW package
Pin Configuration
- Pin 1: VIN - Input Voltage
- Pin 2: GND - Ground
- Pin 3: FB - Feedback
- Pin 4: OUT - Output
- Pin 5: EN - Enable
🔧 Application Guidelines
Design Considerations
The AAT3216 is designed for low input voltage and low noise applications. Care should be taken to ensure the input capacitor is sufficiently large to filter out noise and provide sufficient bulk capacitance for the regulator.
Installation Guidelines
The device should be mounted on a PCB with adequate thermal dissipation. The input and output capacitors should be placed as close as possible to the device.
Operational Notes
The AAT3216 has built-in thermal shutdown and current limit protection. However, it is still important to ensure the device is not subjected to excessive temperatures or currents during operation.