aat4626 Datasheet - Analogictech
The AAT4626 is a dual-channel load switch designed for high-side switching applications. It features low on-resistance, low quiescent current, and a small...
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📝 Component Overview
The AAT4626 is a dual-channel load switch designed for high-side switching applications. It features low on-resistance, low quiescent current, and a small package size, making it suitable for a variety of applications including notebook computers, handheld devices, and other portable electronics. The device has an active-low enable input and an open-drain flag output that signals an overcurrent or overtemperature fault condition.
Key Features and Benefits
- Dual-channel load switch
- Low on-resistance (Rds)
- Low quiescent current
- Small package size (SOP-8)
- Active-low enable input
- Open-drain flag output for fault indication
- Overcurrent and overtemperature protection
- Suitable for high-side switching applications
Typical Applications
- Notebook computers
- Handheld devices
- Portable electronics
- Power management for peripherals
- Battery-powered devices
- Low-power systems
- High-side switching applications
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Input Voltage | 6V |
| Operating Temperature | -40°C to 85°C |
| Storage Temperature | -55°C to 150°C |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| On-Resistance (Rds) | VCC = 5V, TA = 25°C | 60mΩ | 70mΩ | 80mΩ | Ω |
| Quiescent Current | VCC = 5V, TA = 25°C | 5μA | 10μA | 20μA | A |
Package Information
- SOP-8: 8-lead small outline package
Pin Configuration
- Pin 1: ENA - Active-low enable input
- Pin 2: OUTA - Channel A output
🔧 Application Guidelines
Design Considerations
When designing with the AAT4626, consider the device’s low on-resistance and quiescent current to minimize power losses and optimize system efficiency. Ensure proper heat sinking and thermal management to prevent overheating.
Installation Guidelines
The AAT4626 is available in a SOP-8 package. Follow standard SMD mounting procedures to ensure reliable connections and minimize the risk of damage during assembly.
Operational Notes
The device features overcurrent and overtemperature protection. Monitor the flag output for fault conditions and implement appropriate system responses to prevent damage and ensure reliable operation.