aat1126 Datasheet - Analogictech
The AAT1126 is a high efficiency, low dropout linear regulator designed for handheld devices.
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📝 Component Overview
The AAT1126 is a high efficiency, low dropout linear regulator designed for handheld devices. It delivers a fixed output voltage with high accuracy and low noise. The device is available in a small SOT23-5 package, making it ideal for space-constrained applications.
Key Features and Benefits
- High efficiency, low dropout linear regulator
- Fixed output voltage with high accuracy
- Low noise operation
- Small SOT23-5 package
- Ideal for handheld devices
- High current capability
Typical Applications
- Handheld devices
- Cellular phones
- PDAs
- Cameras
- Portable audio players
- USB powered devices
📊 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 | At 25°C | 1% | 2% | 3% | % |
| Dropout Voltage | At 200mA | 200mV | 300mV | 400mV | mV |
Package Information
- SOT23-5: Small outline transistor package with 5 leads
Pin Configuration
- Pin 1: VIN - Input voltage pin
- Pin 2: GND - Ground pin
- Pin 3: VOUT - Output voltage pin
- Pin 4: EN - Enable pin
- Pin 5: NC - No connection
🔧 Application Guidelines
Design Considerations
The AAT1126 is designed to be used in a wide range of applications. When designing with this device, it is recommended to use a 1uF ceramic capacitor at the input and a 2.2uF ceramic capacitor at the output.
Installation Guidelines
The device should be mounted on a PCB with a ground plane to ensure proper heat sinking. The input and output capacitors should be placed as close as possible to the device.
Operational Notes
The device is designed to operate in a wide range of temperatures. However, it is recommended to keep the device within the specified operating temperature range to ensure optimal performance.