Overview
The NCP45540IMNTWG-H is an integrated load switch from onsemi, designed to provide an efficient and compact solution for power domain switching. This component is part of the ecoSwitch family and is known for its low RON (on-resistance) and inrush current limiting via soft-start, making it ideal for various power management applications. The NCP45540IMNTWG-H is packaged in a 12-pin DFN (Dual Flat No-Lead) package, which minimizes board space while offering high performance.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package Type | 12-DFN | - |
| Input Voltage Range | 0.5 to 5.5 | V |
| Output Current | Up to 5 | A |
| On-Resistance (RON) | Typically 20 mΩ | mΩ |
| Inrush Current Limit | Via soft-start | - |
| Operating Temperature Range | -40 to 125 | °C |
| Enable/Disable Function | Yes | - |
Key Features
- Low On-Resistance (RON): Typically 20 mΩ, reducing power losses and improving efficiency.
- Inrush Current Limiting via Soft-Start: Helps in managing inrush currents during power-up, preventing damage to the system.
- Compact 12-DFN Package: Minimizes board space while maintaining high performance.
- Wide Input Voltage Range: Supports input voltages from 0.5 V to 5.5 V, making it versatile for various applications.
- Enable/Disable Function: Allows for easy control of the power switch).
Applications
The NCP45540IMNTWG-H is suitable for a variety of applications where efficient power domain switching is required. These include:
- Portable Electronics: Smartphones, tablets, and other handheld devices where power efficiency is crucial.
- Industrial Automation: Control systems, sensors, and other industrial equipment that require reliable power management.
- Automotive Systems: Infotainment systems, navigation, and other automotive electronics that need robust power switching.
- Medical Devices: Medical equipment such as patient monitors, diagnostic devices, and portable medical devices.
Q & A
- What is the package type of the NCP45540IMNTWG-H?
The NCP45540IMNTWG-H is packaged in a 12-pin DFN (Dual Flat No-Lead) package.
- What is the input voltage range of the NCP45540IMNTWG-H?
The input voltage range is from 0.5 V to 5.5 V.
- What is the typical on-resistance (RON) of the NCP45540IMNTWG-H?
The typical on-resistance (RON) is 20 mΩ.
- Does the NCP45540IMNTWG-H have inrush current limiting?
Yes, it has inrush current limiting via soft-start.
- What is the operating temperature range of the NCP45540IMNTWG-H?
The operating temperature range is from -40°C to 125°C.
- Does the NCP45540IMNTWG-H have an enable/disable function?
Yes, it has an enable/disable function.
- What are some common applications of the NCP45540IMNTWG-H?
Common applications include portable electronics, industrial automation, automotive systems, and medical devices.
- How does the NCP45540IMNTWG-H manage inrush currents?
The NCP45540IMNTWG-H manages inrush currents via a soft-start mechanism.
- What is the maximum output current of the NCP45540IMNTWG-H?
The maximum output current is up to 5 A.
- Where can I find detailed specifications for the NCP45540IMNTWG-H?
Detailed specifications can be found in the datasheet available on the onsemi website and through distributors like Mouser and Digi-Key.
