Overview
The MMBT2222A, produced by Panjit International Inc., is the SMD (SOT-23) version of the popular 2N2222A transistor. This NPN bipolar junction transistor is widely used in electronic design due to its excellent performance in amplifier and fast-switching circuits. It is particularly suited for applications where space is a constraint, making it ideal for low power switching devices and other compact electronic systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (Vce) | 40 | V |
| Collector-Base Voltage (Vcb) | 75 | V |
| Emitter-Base Voltage (Veb) | 6 | V |
| Continuous Collector Current (Ic) | 600 | mA |
| DC Current Gain (hFE) | 100 to 300 | |
| Total Power Dissipation | 350 | mW |
| Rise Time (tr) | 25 | ns |
| Fall Time (tf) | 60 | ns |
| Transition Frequency (fT) | 300 | MHz |
| Package Type | SOT-23 |
Key Features
- Bi-Polar small signal NPN Transistor
- Epitaxial Planar Die Construction
- Low Saturation Voltage VCE(sat) < 300mV @ 150mA
- Complementary PNP Type: MMBT2907A
- Ideal for Low Power Amplification and Switching
- Totally Lead-Free & Fully RoHS Compliant
- Halogen- and Antimony-Free. “Green” Device
- AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities for automotive applications
Applications
- Driver Modules like Relay Driver, LED driver, etc.
- Switching loads up to 600mA
- Motor speed control
- Inverter and Rectifier circuits
- Darlington Pair Designs
- Amplifier circuits, especially for audio signals
- Fast-switching applications in digital logic circuits
Q & A
- What is the MMBT2222A transistor?
The MMBT2222A is an NPN bipolar junction transistor in an SOT-23 package, commonly used in low power switching and amplification applications.
- What are the key specifications of the MMBT2222A transistor?
Key specifications include a Collector-Emitter Voltage of 40V, Collector-Base Voltage of 75V, Emitter-Base Voltage of 6V, and a Continuous Collector Current of 600mA.
- What is the package type of the MMBT2222A transistor?
The MMBT2222A transistor is packaged in an SOT-23 plastic package.
- What are the typical applications of the MMBT2222A transistor?
Typical applications include driver modules, switching loads, motor speed control, inverter and rectifier circuits, and amplifier circuits.
- How does the MMBT2222A differ from the 2N2222A transistor?
The MMBT2222A and 2N2222A have similar specifications but differ in packaging; the MMBT2222A is in an SOT-23 package, while the 2N2222A is in a TO-18 metal can package.
- What is the complementary PNP transistor for the MMBT2222A?
The complementary PNP transistor for the MMBT2222A is the MMBT2907A.
- What is the maximum power dissipation of the MMBT2222A transistor?
The maximum power dissipation of the MMBT2222A transistor is 350mW.
- Is the MMBT2222A transistor RoHS compliant?
Yes, the MMBT2222A transistor is totally lead-free and fully RoHS compliant.
- What is the transition frequency (fT) of the MMBT2222A transistor?
The transition frequency (fT) of the MMBT2222A transistor is 300 MHz.
- How can you identify a faulty MMBT2222A transistor?
A faulty MMBT2222A transistor can be identified by measuring its base-emitter and base-collector junctions with a multimeter.
