Overview
The BSS138N E6433, produced by Infineon Technologies, is an N-channel small signal MOSFET designed for a variety of automotive and industrial applications. This component is packaged in the SOT-23 format, making it ideal for space-constrained designs. It features a drain-source voltage (VDS) of 60V, a continuous drain current (ID) of 0.23A, and a low on-state resistance (RDS(on)) of up to 3.5Ω. The BSS138N is known for its high efficiency, fast switching capabilities, and compliance with automotive and RoHS standards, ensuring reliability and environmental sustainability.
Key Specifications
| Parameter | Symbol | Conditions | Unit | Min. | Typ. | Max. |
|---|---|---|---|---|---|---|
| Drain-Source Breakdown Voltage | V(BR)DSS | VGS = 0 V, ID = 250 µA | V | 60 | - | - |
| Gate Threshold Voltage | VGS(th) | VGS = VDS, ID = 26 µA | V | 0.6 | 1.0 | 1.4 |
| Continuous Drain Current | ID | TA = 25 °C | A | - | 0.23 | - |
| Pulsed Drain Current | ID,pulse | TA = 25 °C | A | - | 0.92 | - |
| On-State Resistance | RDS(on) | VGS = 4.5 V, ID = 0.19 A | Ω | - | 3.3 | 4.0 |
| Gate Source Voltage | VGS | - | V | - | - | ±20 |
| Power Dissipation | Ptot | TA = 25 °C | W | - | - | 0.36 |
| Operating and Storage Temperature | Tj, Tstg | - | °C | -55 | - | 150 |
Key Features
- Enhancement Mode: The BSS138N operates in enhancement mode, which means it is normally off and requires a positive gate-source voltage to turn on.
- Logic Level Gate: This MOSFET has a logic level gate, making it compatible with low-voltage logic signals.
- Avalanche Rated: The device is rated for avalanche conditions, ensuring it can handle high-energy pulses.
- Fast Switching: It features fast switching times, making it suitable for high-frequency applications.
- Dv/dt Rated: The MOSFET is rated for high dv/dt (voltage change over time), enhancing its reliability in dynamic environments.
- Pb-free Lead-plating and RoHS Compliant: The component is lead-free and compliant with RoHS standards, ensuring environmental sustainability.
- Qualified According to Automotive Standards: It meets AEC Q101 standards, making it reliable for automotive applications.
- Halogen-Free: The device is halogen-free according to IEC 61249-2-21, further enhancing its environmental credentials.
- Low RDS(on): The low on-state resistance provides higher efficiency and extends battery life in portable applications.
- Small Package: The SOT-23 package saves PCB space, making it ideal for compact designs.
Applications
- LED Lighting: Suitable for LED lighting systems due to its high efficiency and fast switching capabilities.
- ADAS (Advanced Driver Assistance Systems): Used in various ADAS components for its reliability and performance.
- Body Control Units: Ideal for body control units in automotive systems.
- SMPS (Switch-Mode Power Supplies): Used in SMPS for its fast switching and high efficiency.
- Motor Control: Suitable for motor control applications requiring low on-state resistance and fast switching.
Q & A
- What is the drain-source breakdown voltage of the BSS138N?
The drain-source breakdown voltage (V(BR)DSS) is 60V.
- What is the continuous drain current of the BSS138N at 25°C?
The continuous drain current (ID) at 25°C is 0.23A.
- What is the on-state resistance of the BSS138N?
The on-state resistance (RDS(on)) is up to 3.5Ω at VGS = 4.5V and ID = 0.19A.
- Is the BSS138N RoHS compliant?
Yes, the BSS138N is RoHS compliant and has Pb-free lead-plating.
- What are the operating and storage temperature ranges for the BSS138N?
The operating and storage temperature ranges are -55°C to 150°C.
- What is the gate threshold voltage of the BSS138N?
The gate threshold voltage (VGS(th)) is between 0.6V and 1.4V.
- Is the BSS138N qualified according to automotive standards?
Yes, it is qualified according to AEC Q101 standards.
- What is the power dissipation of the BSS138N at 25°C?
The power dissipation (Ptot) at 25°C is 0.36W.
- What are some typical applications of the BSS138N?
Typical applications include LED lighting, ADAS, body control units, SMPS, and motor control.
- What package type is the BSS138N available in?
The BSS138N is available in the SOT-23 package.
