Overview
The BSS138N, produced by Infineon Technologies, is an N-channel small signal MOSFET designed for high efficiency and reliability in various automotive and industrial applications. This component is packaged in the SOT-23 format, making it ideal for space-constrained designs. With its enhancement mode and logic level characteristics, the BSS138N is well-suited for applications requiring fast switching and low on-state resistance.
Key Specifications
| Parameter | Symbol | Conditions | Unit | Min. | Typ. | Max. |
|---|---|---|---|---|---|---|
| Drain-source breakdown voltage | V(BR)DSS | V GS = 0 V, I D = 250 µA | V | 60 | - | - |
| Gate threshold voltage | V GS(th) | V GS = V DS, I D = 26 µA | V | 0.6 | 1.0 | 1.4 |
| Drain-source on-state resistance | R DS(on) | V GS = 4.5 V, I D = 0.03 A | Ω | - | 3.3 | 4.0 |
| Drain-source on-state resistance | R DS(on) | V GS = 4.5 V, I D = 0.19 A | Ω | - | 3.5 | 6.0 |
| Gate-source voltage | V GS | - | V | - | - | ±20 |
| Operating and storage temperature | T j, T stg | - | °C | -55 | - | 150 |
| Power dissipation | P tot | T A = 25 °C | W | - | - | 0.36 |
Key Features
- Enhancement mode
- Logic level
- Avalanche rated
- Fast switching
- Dv/dt rated
- Pb-free lead-plating
- RoHS compliant, halogen-free
- Qualified according to automotive standards
- PPAP capable
- Low R DS(on) for higher efficiency and extended battery life
- Small SOT-23 package saves PCB space
- Best-in-class quality and reliability
Applications
- LED lighting
- Advanced Driver Assistance Systems (ADAS)
- Body control units
- Switch Mode Power Supplies (SMPS)
- Motor control
Q & A
- What is the drain-source breakdown voltage of the BSS138N?
The drain-source breakdown voltage of the BSS138N is 60 V. - What is the typical gate threshold voltage of the BSS138N?
The typical gate threshold voltage of the BSS138N is 1.0 V. - What is the maximum drain-source on-state resistance of the BSS138N at V GS = 4.5 V and I D = 0.19 A?
The maximum drain-source on-state resistance of the BSS138N at V GS = 4.5 V and I D = 0.19 A is 6.0 Ω. - Is the BSS138N RoHS compliant?
Yes, the BSS138N is RoHS compliant and halogen-free. - What is the operating temperature range of the BSS138N?
The operating temperature range of the BSS138N is -55 °C to 150 °C. - What is the maximum power dissipation of the BSS138N at T A = 25 °C?
The maximum power dissipation of the BSS138N at T A = 25 °C is 0.36 W. - What are some common applications of the BSS138N?
The BSS138N is commonly used in LED lighting, ADAS, body control units, SMPS, and motor control. - Is the BSS138N qualified according to automotive standards?
Yes, the BSS138N is qualified according to automotive standards. - What package type is the BSS138N available in?
The BSS138N is available in the SOT-23 package. - Does the BSS138N have Pb-free lead-plating?
Yes, the BSS138N has Pb-free lead-plating.
