Overview
The MMBT3904T-7-F is a small signal NPN bipolar transistor developed by Diodes Incorporated. This transistor is designed to handle collector currents up to 200 mA and collector-emitter voltages up to 40 V. It is fabricated using epitaxial planar die construction and is packaged in an ultra-small SOT523 surface mount package. The device is fully RoHS compliant, lead-free, and halogen and antimony free, making it a 'green' device suitable for environmentally friendly manufacturing processes.
Key Specifications
| Characteristic | Symbol | Value | Unit | Test Condition |
|---|---|---|---|---|
| Collector-Base Breakdown Voltage | VCBO | 60 | V | IC = 10µA, IE = 0 |
| Collector-Emitter Breakdown Voltage | VCEO | 40 | V | IC = 1mA, IB = 0 |
| Emitter-Base Breakdown Voltage | VEB0 | 6 | V | IE = 10µA, IC = 0 |
| Collector Current | IC | 200 | mA | |
| Power Dissipation | PD | 310 | mW | |
| Thermal Resistance, Junction to Ambient | RθJA | 403 | °C/W | |
| DC Current Gain | hFE | 40 - 300 | IC = 100µA to 100mA, VCE = 1V | |
| Collector-Emitter Saturation Voltage | VCE(SAT) | 0.20 - 0.30 | V | IC = 10mA, IB = 1.0mA |
| Base-Emitter Saturation Voltage | VBE(SAT) | 0.65 - 0.85 | V | IC = 10mA, IB = 1.0mA |
| Transition Frequency | fT | 300 | MHz | VCE = 20V, IC = 10mA |
Key Features
- High Voltage and Current Handling: Capable of handling collector-emitter voltages up to 40V and collector currents up to 200mA.
- Ultra-Small Package: Packaged in a SOT523 surface mount package, making it ideal for high-density electronic assemblies.
- Environmental Compliance: Totally lead-free, RoHS compliant, halogen and antimony free, ensuring it meets green manufacturing standards.
- High Performance: Features a transition frequency of 300 MHz, suitable for high-frequency applications.
- Robust Thermal Performance: Operational temperature range up to 150°C and a peak reflow temperature of 260°C.
- Complementary PNP Type: Available with a complementary PNP type, MMBT3906T.
Applications
- Consumer Electronics: Suitable for amplification of low power signals in devices such as audio devices, remote controls, and low-power radio devices.
- Audio and Video Systems: Can be used in driving audio processes or as an amplifier in video signal processing units where precise signal amplification is necessary.
- Medium Power Amplification and Switching: Ideal for medium power amplification and switching applications due to its high voltage and current handling capabilities.
Q & A
- What is the maximum collector-emitter voltage of the MMBT3904T-7-F?
The maximum collector-emitter voltage is 40V.
- What is the maximum collector current of the MMBT3904T-7-F?
The maximum collector current is 200mA.
- What is the package type of the MMBT3904T-7-F?
The package type is SOT523.
- Is the MMBT3904T-7-F RoHS compliant?
Yes, it is fully RoHS compliant, lead-free, and halogen and antimony free.
- What is the transition frequency of the MMBT3904T-7-F?
The transition frequency is 300 MHz.
- What are the typical applications of the MMBT3904T-7-F?
It is used in consumer electronics, audio and video systems, and medium power amplification and switching applications.
- What is the thermal resistance, junction to ambient, of the MMBT3904T-7-F?
The thermal resistance, junction to ambient, is 403°C/W.
- What is the power dissipation of the MMBT3904T-7-F?
The power dissipation is 310 mW.
- Does the MMBT3904T-7-F have a complementary PNP type?
Yes, the complementary PNP type is MMBT3906T.
- What is the operational temperature range of the MMBT3904T-7-F?
The operational temperature range is up to 150°C.
