Overview
The BSS138-7-F is an N-Channel Enhancement Mode MOSFET produced by Diodes Incorporated. This transistor is part of the BSS138 series and is available in a SOT-23-3 package. It is designed to minimize on-state resistance while maintaining superior switching performance, making it ideal for high-efficiency power management applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| FET Type | N-Channel | |
| Drain-to-Source Voltage (Vdss) | 50 | V |
| Drain-Source On Resistance (RDS(on)) | 3.5 | Ω @ VGS = 10V |
| Rated Power Dissipation (PD) | 300 | mW |
| Package Style | SOT-23 (SC-59, TO-236) | |
| Mounting Method | Surface Mount | |
| Continuous Drain Current (ID) | 200 | mA |
| Thermal Resistance, Junction to Ambient (RθJA) | 417 | °C/W |
| Operating and Storage Temperature Range | -55 to +150 | °C |
Key Features
- Low On-Resistance
- Low Gate Threshold Voltage
- Low Input Capacitance
- Fast Switching Speed
- Low Input/Output Leakage
- Totally Lead-Free & Fully RoHS Compliant
- Halogen and Antimony Free (Green Device)
Applications
The BSS138-7-F is particularly suited for various applications, including:
- System/Load Switches
- Small Servo Motor Control
- Power MOSFET Gate Drivers
- Other switching applications in low voltage, low current scenarios
Q & A
- What is the drain-to-source voltage rating of the BSS138-7-F MOSFET?
The drain-to-source voltage (Vdss) rating is 50V.
- What is the on-state resistance (RDS(on)) of the BSS138-7-F at VGS = 10V?
The on-state resistance (RDS(on)) is 3.5Ω at VGS = 10V.
- What is the package style of the BSS138-7-F?
The package style is SOT-23 (SC-59, TO-236).
- What is the continuous drain current (ID) rating of the BSS138-7-F?
The continuous drain current (ID) rating is 200mA.
- What is the thermal resistance, junction to ambient (RθJA), of the BSS138-7-F?
The thermal resistance, junction to ambient (RθJA), is 417°C/W.
- What is the operating and storage temperature range for the BSS138-7-F?
The operating and storage temperature range is -55 to +150°C.
- Is the BSS138-7-F RoHS compliant?
Yes, the BSS138-7-F is totally lead-free and fully RoHS compliant.
- What are some common applications for the BSS138-7-F?
Common applications include system/load switches, small servo motor control, and power MOSFET gate drivers.
- What is the switching speed of the BSS138-7-F?
The BSS138-7-F has fast switching speeds, with turn-on and turn-off delay times of approximately 20 ns each.
- Is the BSS138-7-F suitable for automotive applications?
While the BSS138-7-F is not specifically automotive-compliant, an automotive-compliant version (BSS138Q) is available under a separate datasheet.
