aat3232 Datasheet - Analogictech
The AAT3232 is a low dropout linear regulator designed for handheld devices. It provides a high accuracy output voltage with low noise and high power supply...
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📝 Component Overview
The AAT3232 is a low dropout linear regulator designed for handheld devices. It provides a high accuracy output voltage with low noise and high power supply rejection ratio. The device operates from an input voltage range of 2.5V to 5.5V and can supply an output current up to 200mA.
Key Features and Benefits
- Low Dropout Voltage: 300mV at 200mA
- High Accuracy: ±1% Output Voltage Tolerance
- Low Noise: 30μVrms
- High Power Supply Rejection Ratio: 60dB at 1kHz
- Low Quiescent Current: 40μA
- Thermal Shutdown Protection
- Current Limit Protection
Typical Applications
- Handheld Devices
- Portable Electronics
- Wireless Communication Devices
- PDAs
- Smartphones
- Tablet Computers
📊 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 Tolerance | TA = 25°C | -1% | 0% | 1% | % |
| Line Regulation | VIN = 2.5V to 5.5V, IOUT = 200mA | 0.1 | 0.2 | 0.3 | mV/V |
Package Information
- SOT-23-5: 5-lead SOT-23 package
Pin Configuration
- Pin 1: VIN - Input Voltage
- Pin 2: GND - Ground
- Pin 3: VOUT - Output Voltage
- Pin 4: NC - No Connection
- Pin 5: EN - Enable
🔧 Application Guidelines
Design Considerations
The AAT3232 is designed for use in handheld devices and other portable electronics. The device should be connected to a suitable input capacitor to ensure stable operation.
Installation Guidelines
The AAT3232 should be mounted on a printed circuit board with adequate thermal dissipation. The device is available in a SOT-23-5 package.
Operational Notes
The AAT3232 has a thermal shutdown protection feature that will turn off the device if the junction temperature exceeds 150°C. The device also has a current limit protection feature that will limit the output current to 250mA.