aat1101 Datasheet - Analogictech
The AAT1101 is a triple-channel DC/DC converter designed for portable electronics. It operates from a single-cell lithium-ion battery and provides high...
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📝 Component Overview
The AAT1101 is a triple-channel DC/DC converter designed for portable electronics. It operates from a single-cell lithium-ion battery and provides high efficiency, low noise, and compact size. The device features a 1MHz switching frequency, allowing for the use of small external components. It also includes under-voltage lockout, over-temperature protection, and current limiting to ensure reliable operation.
Key Features and Benefits
- Triple-channel DC/DC converter
- High efficiency
- Low noise
- Compact size
- 1MHz switching frequency
- Under-voltage lockout
- Over-temperature protection
- Current limiting
- Single-cell lithium-ion battery operation
Typical Applications
- Portable electronics
- Smartphones
- Tablets
- Laptops
- Wearable devices
- IoT devices
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Operating Temperature | -40°C to 85°C |
| Storage Temperature | -40°C to 150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Efficiency | VOUT = 3.3V, IOUT = 100mA | 85% | 90% | 92% | % |
| Output Voltage Tolerance | VOUT = 3.3V | -2% | 0% | 2% | % |
Package Information
- TSSOP-16: 16-lead thin shrink small outline package
Pin Configuration
- Pin 1: VIN - Input voltage
- Pin 2: GND - Ground
🔧 Application Guidelines
Design Considerations
The AAT1101 is designed for high-efficiency and low-noise operation. To achieve optimal performance, it is recommended to use a 1MHz switching frequency and to select external components that minimize ESR and ESL.
Installation Guidelines
The AAT1101 should be mounted on a PCB with a solid ground plane to ensure proper heat sinking and to minimize noise. The device should be handled with care to avoid damage to the package or the PCB.
Operational Notes
The AAT1101 is designed to operate from a single-cell lithium-ion battery. The device includes under-voltage lockout and over-temperature protection to ensure reliable operation. However, it is still important to follow proper design and installation guidelines to ensure optimal performance and reliability.