Overview
The BSS138W-7-F is a high-performance N-channel MOSFET produced by Diodes Incorporated. This small signal MOSFET is housed in a compact SOT-323 package, making it ideal for space-constrained designs. It is designed for general-purpose switching in digital circuits, offering a maximum drain-source voltage rating of 50V and a continuous drain current of 220mA. The MOSFET features a low on-resistance of 3.5 ohms, low threshold voltage, and fast switching speed, making it suitable for a wide range of electronic applications.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| FET Type | N-Channel | |
| No of Channels | 1 | |
| Drain-to-Source Voltage (Vdss) | 50 | V |
| Drain-Source On Resistance (Rds(on)) | 3.5 | Ω |
| Rated Power Dissipation | 200 | mW |
| Gate-Source Voltage (Vgss) | ±20 | V |
| Drain Current (Id) | 220 | mA |
| Turn-on Delay Time | 2.2-3.3 | ns |
| Turn-off Delay Time | 6.7-10 | ns |
| Operating Temperature Range | -55 to 150 | °C |
| Gate Source Threshold Voltage | 1-2 | V |
| Input Capacitance | 32-43 | pF |
| Package Style | SOT-323 (SC-70) | |
| Mounting Method | Surface Mount |
Key Features
- Enhanced Power Dissipation: The MOSFET can handle higher power levels without overheating.
- High Power-Handling Capability: Suitable for applications requiring high current capacity.
- Low Threshold Voltage: Allows the MOSFET to switch on more easily with less input energy.
- Low On-Resistance: Reduces power loss during switching, improving efficiency.
- Fast Switching Speed: Suitable for applications where rapid changes in voltage are required.
- Low Leakage Currents: Reduces unnecessary power consumption.
- ROHS Compliant: Environmentally friendly, without hazardous substances.
- Halogen-Free and Small Size: Ideal for compact designs with reduced emissions.
Applications
The BSS138W-7-F is suitable for various applications due to its high efficiency and compact size. It finds use in:
- Portable Devices: Smartphones, tablets, and wearable technology.
- Industrial Control Systems: For general-purpose switching and control.
- Automotive Electronics: In vehicle systems requiring low power and high efficiency.
- LED Lighting Projects: For efficient switching and control in lighting applications.
- Gaming Consoles: Where fast switching and low power consumption are critical.
Q & A
- What is the maximum drain-source voltage of the BSS138W-7-F MOSFET?
The maximum drain-source voltage is 50V.
- What is the continuous drain current rating of the BSS138W-7-F?
The continuous drain current rating is 220mA.
- What is the on-resistance of the BSS138W-7-F MOSFET?
The on-resistance is 3.5 ohms.
- What is the operating temperature range of the BSS138W-7-F?
The operating temperature range is -55°C to 150°C.
- What package type is the BSS138W-7-F MOSFET available in?
The MOSFET is available in the SOT-323 (SC-70) package.
- Is the BSS138W-7-F ROHS compliant?
Yes, the BSS138W-7-F is ROHS compliant.
- What are the typical applications of the BSS138W-7-F MOSFET?
It is used in portable devices, industrial control systems, automotive electronics, LED lighting projects, and gaming consoles).
- What is the gate-source threshold voltage of the BSS138W-7-F?
The gate-source threshold voltage is between 1 to 2V).
- Does the BSS138W-7-F have fast switching speeds?
Yes, the BSS138W-7-F has fast switching speeds, making it suitable for applications requiring quick response times).
- Is the BSS138W-7-F halogen-free?
Yes, the BSS138W-7-F is halogen-free).
