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 compact SOT-23 format, making it ideal for space-constrained designs. With its enhancement mode and logic level operation, the BSS138N offers fast switching capabilities and is avalanche rated, ensuring robust performance under different operating conditions.
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 operation
- Logic level gate drive
- Avalanche rated for robustness
- Fast switching capabilities
- Dv/dt rated for high reliability
- Pb-free lead-plating and RoHS compliant, halogen-free
- Qualified according to automotive standards and PPAP capable
- Low R DS(on) for higher efficiency and extended battery life
- Compact SOT-23 package to save PCB space
Applications
- LED lighting
- Advanced Driver Assistance Systems (ADAS)
- Body control units
- Switch Mode Power Supplies (SMPS)
- Motor control systems
Q & A
- What is the BSS138N MOSFET used for? The BSS138N is used in various automotive and industrial applications, including LED lighting, ADAS, body control units, SMPS, and motor control.
- What is the package type of the BSS138N? The BSS138N is packaged in the SOT-23 format.
- What is the maximum drain-source breakdown voltage of the BSS138N? The maximum drain-source breakdown voltage is 60 V.
- What is the typical gate threshold voltage of the BSS138N? The typical gate threshold voltage is 1.0 V.
- Is the BSS138N RoHS compliant? Yes, the BSS138N is RoHS compliant and halogen-free.
- What is the maximum operating temperature of the BSS138N? The maximum operating temperature is 150 °C.
- What is the power dissipation of the BSS138N at 25 °C? The power dissipation is 0.36 W at 25 °C.
- Is the BSS138N qualified according to automotive standards? Yes, the BSS138N is qualified according to automotive standards and is PPAP capable.
- What are the benefits of the low R DS(on) in the BSS138N? The low R DS(on) provides higher efficiency and extends battery life.
- What are some of the key features of the BSS138N? Key features include enhancement mode operation, logic level gate drive, avalanche rating, fast switching, and compact packaging.
