aat4601 Datasheet - Analogictech
The AAT4601 is a high-side load switch designed for applications where high current and low voltage drop are required.
📖 Datasheet Preview
⬇️ Download Complete Datasheet
Get the full 14-page technical datasheet in PDF format
📝 Component Overview
The AAT4601 is a high-side load switch designed for applications where high current and low voltage drop are required. It features an ultra-low on-resistance of 40mΩ, allowing it to handle high current loads with minimal power loss. The device also includes overcurrent protection, thermal shutdown, and an enable pin for easy control.
Key Features and Benefits
- High-side load switch
- Ultra-low on-resistance: 40mΩ
- High current capability
- Overcurrent protection
- Thermal shutdown
- Enable pin for easy control
- Low voltage drop
- High efficiency
- Small package size
Typical Applications
- Portable electronics
- Smartphones
- Tablets
- Laptops
- Power banks
- Wireless charging
- USB peripherals
- Audio equipment
- Medical devices
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Input Voltage | 5.5V |
| Operating Temperature | -40°C to 125°C |
| Storage Temperature | -55°C to 150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| On-Resistance | VIN = 5V, IOUT = 1A | 35mΩ | 40mΩ | 45mΩ | mΩ |
| Off-Current | VIN = 5V, VOUT = 0V | 1nA | 10nA | 100nA | nA |
Package Information
- SOP-8: 8-lead small outline package
Pin Configuration
- Pin 1: VIN - Input voltage
- Pin 2: GND - Ground
- Pin 3: OUT - Output voltage
- Pin 4: EN - Enable pin
- Pin 5: NC - No connection
- Pin 6: NC - No connection
- Pin 7: NC - No connection
- Pin 8: NC - No connection
🔧 Application Guidelines
Design Considerations
The AAT4601 is designed for high-current applications, but it is essential to consider the thermal implications of high current flow. Ensure that the device is mounted on a suitable thermal pad or heat sink to maintain a safe junction temperature.
Installation Guidelines
The AAT4601 is available in a SOP-8 package. When mounting the device, ensure that the thermal pad is connected to a suitable ground plane to enhance thermal performance.
Operational Notes
The enable pin can be used to control the device. When the enable pin is low, the device is in a low-power shutdown state, and the output is disconnected from the input.