Overview
The BSS138 is a Logic Level N-Channel MOSFET produced by Micro Commercial Components. It is designed for low current and low voltage switching applications, making it ideal for various electronic circuits. The MOSFET features a low on-state resistance, low input capacitance, and fast switching speeds, which are crucial for high-efficiency power management and level shifting applications.
The device is packaged in a compact SOT-23 surface mount package, which is suitable for space-constrained and portable applications such as cellular phones and other power management circuits. It is also fully RoHS compliant, lead-free, and halogen-free, adhering to environmental standards.
Key Specifications
| Parameter | Symbol | Min | Unit | ||
|---|---|---|---|---|---|
| Drain-Source Voltage | VDS | 50 | V | ||
| Gate-Source Voltage | VGS | ±20 | V | ||
| Drain Current | ID | 0.22 | A | ||
| On-Resistance (RDS(ON)) @ VGS=10V | RDS(ON) | 2.5 | Ω | ||
| On-Resistance (RDS(ON)) @ VGS=4.5V | RDS(ON) | 3 | Ω | ||
| Gate Threshold Voltage (VGS(th)) | VGS(th) | 0.8 | 1.5 | V | |
| Junction Temperature (Tj) | Tj | 150 | °C | ||
| Input Capacitance (Ciss) | Ciss | 27 | pF | ||
| Output Capacitance (Coss) | Coss | 3 | pF | ||
| Power Rating (PD) | PD | 0.35 | W |
Key Features
- Logic Level N-Channel MOSFET: Suitable for low voltage application circuits and level shifting applications.
- Low On-State Resistance: Maximum RDS(ON) of 2.5Ω at VGS=10V and 3Ω at VGS=4.5V, ensuring efficient switching.
- Low Input Capacitance: Input capacitance of 27 pF, contributing to fast switching speeds.
- Fast Switching Speed: Turn-on and turn-off times of 20ns each, making it suitable for high-speed applications.
- ESD Protected Gate: Enhanced reliability against electrostatic discharge.
- RoHS Compliant and Lead-Free: Environmentally friendly and compliant with RoHS standards.
- Halogen and Antimony Free: Classified as a “Green” device, adhering to environmental regulations.
- Compact SOT-23 Package: Ideal for space-constrained and portable applications.
Applications
- Low Current and Low Voltage Switching Applications: Suitable for circuits requiring low current and voltage switching.
- Logic Level Shifters: Often used in level shifting circuits due to its low threshold voltage.
- DC-DC Converters: Used in power conversion circuits where high efficiency is required.
- eMobility Applications: Applicable in electric vehicle and mobility-related electronics.
- Power Management Applications: Ideal for various power management circuits where low on-state resistance is necessary.
Q & A
- What is the maximum drain-source voltage (VDS) of the BSS138 MOSFET?
The maximum drain-source voltage (VDS) is 50V.
- What is the typical on-state resistance (RDS(ON)) of the BSS138 at VGS=10V?
The typical on-state resistance (RDS(ON)) at VGS=10V is 2.5Ω.
- What is the gate threshold voltage (VGS(th)) range of the BSS138?
The gate threshold voltage (VGS(th)) range is from 0.8V to 1.5V.
- What is the maximum junction temperature (Tj) of the BSS138?
The maximum junction temperature (Tj) is 150°C.
- Is the BSS138 RoHS compliant and lead-free?
Yes, the BSS138 is RoHS compliant and lead-free.
- What is the typical input capacitance (Ciss) of the BSS138?
The typical input capacitance (Ciss) is 27 pF.
- What are some common applications of the BSS138 MOSFET?
Common applications include low current and low voltage switching, logic level shifters, DC-DC converters, eMobility, and power management applications.
- What is the package type of the BSS138 MOSFET?
The BSS138 is packaged in a SOT-23 surface mount package.
- Does the BSS138 have ESD protection?
Yes, the BSS138 has ESD protected gates.
- What is the maximum continuous drain current (ID) of the BSS138?
The maximum continuous drain current (ID) is 0.22A.
