aat3170 Datasheet - Analogictech
The AAT3170 is a high-performance, low-dropout linear regulator designed for handheld devices and other battery-powered systems.
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📝 Component Overview
The AAT3170 is a high-performance, low-dropout linear regulator designed for handheld devices and other battery-powered systems. It provides a high accuracy output voltage with low noise and high stability, making it suitable for powering sensitive analog and digital circuits.
Key Features and Benefits
- High Accuracy Output Voltage: ±1.5% Over Temperature
- Low Dropout Voltage: 300mV at 200mA
- Low Noise: 30μVrms
- High Stability: ±0.1% Line and Load Regulation
- Low Quiescent Current: 50μA
- Thermal Shutdown Protection
- Current Limit Protection
Typical Applications
- Handheld Devices
- Smartphones
- Tablets
- Laptops
- Wearable Devices
- IoT Devices
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Input Voltage | 6V |
| 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 | -1.5% | 0% | 1.5% | % |
| Dropout Voltage | 200mA | 0.25V | 0.3V | 0.35V | V |
Package Information
- TDFN33-12: A 12-pin TDFN package with a 3x3mm footprint
Pin Configuration
- Pin 1: VIN - Input Voltage
- Pin 2: GND - Ground
🔧 Application Guidelines
Design Considerations
The AAT3170 is designed to provide a high accuracy output voltage with low noise and high stability. To achieve optimal performance, it is recommended to use a 10μF ceramic capacitor at the output and a 1μF ceramic capacitor at the input.
Installation Guidelines
The AAT3170 is available in a TDFN33-12 package. To ensure proper thermal performance, it is recommended to mount the device on a PCB with a thermal pad and connect it to a ground plane.
Operational Notes
The AAT3170 has a thermal shutdown protection feature that will turn off the device if the junction temperature exceeds 150°C. It is recommended to ensure that the device is operated within the specified temperature range to prevent damage.