aat1152 Datasheet - Analogdevices
The AAT1152 is a high efficiency, synchronous, step-down converter that delivers up to 2A of output current.
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📝 Component Overview
The AAT1152 is a high efficiency, synchronous, step-down converter that delivers up to 2A of output current. It is designed for applications where high efficiency, small size, and low noise are critical. The device operates at a fixed frequency of 850kHz and has an input voltage range of 2.7V to 5.5V.
Key Features and Benefits
- High efficiency synchronous step-down converter
- Delivers up to 2A of output current
- Fixed frequency of 850kHz
- Input voltage range of 2.7V to 5.5V
- Small size and low noise
- Over-temperature protection
- Over-current protection
- Undervoltage lockout
Typical Applications
- Portable electronics
- Wireless handsets
- PDAs
- Digital cameras
- MP3 players
- GPS devices
- Wireless sensors
📊 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 |
|---|---|---|---|---|---|
| Efficiency | VIN = 3.6V, VOUT = 1.8V, IOUT = 1A | 85% | 90% | 92% | % |
| Output Voltage Accuracy | VIN = 3.6V, IOUT = 1A | -2% | 0% | 2% | % |
Package Information
- MSOP-8: 8-pin MSOP package
Pin Configuration
- Pin 1: VIN - Input voltage
- Pin 2: VOUT - Output voltage
🔧 Application Guidelines
Design Considerations
The AAT1152 is a high efficiency, synchronous, step-down converter that requires careful design consideration to ensure optimal performance. The device should be mounted on a multi-layer PCB with adequate thermal management to prevent overheating.
Installation Guidelines
The AAT1152 should be handled with care to prevent damage to the device. The device should be stored in a dry, clean environment and should not be exposed to extreme temperatures or humidity.
Operational Notes
The AAT1152 is a high efficiency device that requires careful operation to prevent damage. The device should not be operated outside of its specified temperature range and should not be exposed to over-voltage or over-current conditions.