What is BSS138?
It is an N-channel enhancement mode MOSFET transistor that is commonly used in low-power switching applications. It is similar to the BSS123 transistor but with a slightly higher voltage and current rating.
1. N-channel enhancement mode MOSFET transistor
2. Maximum drain-source voltage rating of 50V
3. Maximum continuous drain current rating of 200mA
4. Low threshold voltage (0.8V to 2.5V)
5. Small size
Part Number: BSS138
Function: 50V, 200mA, N-CHANNEL ENHANCEMENT MODE MOSFET
Package: SOT-23 Type
Manufacturer: Diodes Incorporated.
Image and Pinouts:
Description
This is 50V, 200mA, N-channel enhancement mode MOSFET. It is similar to the BSS123 transistor but with a slightly higher voltage and current rating.
Advantages Vs Disadvantages
Advantages:
1. Low power consumption
2. Suitable for use in portable devices and consumer electronics
3. Fast switching speeds make it suitable for use in digital circuits
4. Can operate at low voltages, reducing the need for voltage regulation circuits
5. Cost-effective compared to other types of transistors
Disadvantages:
1. Limited maximum current and voltage capacity compared to other types of transistors
2. May not be suitable for high-power applications
Features
1. Low On-Resistance
2. Low Gate Threshold Voltage
3. Low Input Capacitance
4. Fast Switching Speed
5. Low Input/Output Leakage
6. Totally Lead-Free & Fully RoHS Compliant
7. Halogen and Antimony Free. “Green” Device
8. Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data:
1. Case: SOT23
2. Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0
3. Moisture Sensitivity: Level 1 per J-STD-020
4. Terminals: Matte Tin Finish Annealed over Alloy 42 Leadframe
5. Terminal Connections: See Diagram
6. Weight: 0.008 grams (Approximate)
Maximum Ratings:
1. Drain-Source Voltage : VDSS = 50 V
2. Drain-Gate Voltage : VDGR = 50 V
3. Drain Current Continuous : Id = 200 mA
Similar Parts:
1. BSS123: Lower maximum voltage and current rating
2. BS170: Lower maximum voltage and current rating and higher threshold voltage
Other data sheets are available within the file: BSS138-7-F, BSS138Q-7-F
BSS138 Datasheet PDF Download
