Overview
The MMBT3904T-7 is an NPN small signal surface mount transistor manufactured by Diodes Incorporated. This transistor is designed for general-purpose amplification and switching applications. It features an ultra-small SOT523 package, making it ideal for space-constrained designs. The MMBT3904T-7 is also fully RoHS compliant, halogen and antimony free, and qualified to AEC-Q101 standards for high reliability.
Key Specifications
| Characteristic | Symbol | Min | Max | Unit | Test Condition |
|---|---|---|---|---|---|
| Collector-Base Breakdown Voltage | BVCBO | 60 | - | V | IC = 10µA, IE = 0 |
| Collector-Emitter Breakdown Voltage | BVCEO | 40 | - | V | IC = 1mA, IB = 0 |
| Emitter-Base Breakdown Voltage | BVEBO | 6 | - | V | IE = 10µA, IC = 0 |
| Collector Cutoff Current | ICEX | - | 50 nA | VCE = 30V, VEB(OFF) = 3V | |
| Base Cutoff Current | IBL | - | 50 nA | VCE = 30V, VEB(OFF) = 3V | |
| DC Current Gain | hFE | 40 | 300 | - | IC = 100µA, VCE = 1V |
| Collector-Emitter Saturation Voltage | VCE(SAT) | - | 300 mV | RS = 1kΩ, f = 1MHz | |
| Transition Frequency | fT | - | 300 MHz | - | |
| Max Collector Current | IC | - | 200 mA | - | |
| Max Power Dissipation | Pd | - | 150 mW | - | |
| Package | - | - | - | SOT523 |
Key Features
- High Collector-Emitter Breakdown Voltage: BVCEO > 40V, ensuring robust performance in various applications.
- Ultra-Small Surface Mount Package: SOT523 package, ideal for space-constrained designs.
- High DC Current Gain: hFE ranging from 40 to 300, providing reliable amplification.
- Low Collector-Emitter Saturation Voltage: VCE(SAT) of 300 mV, minimizing power loss.
- High Transition Frequency: fT of 300 MHz, suitable for high-frequency applications.
- Complementary PNP Type: MMBT3906T available for complementary designs.
- RoHS Compliant and Green Device: Totally lead-free, halogen and antimony free, and qualified to AEC-Q101 standards.
Applications
- General-Purpose Amplification: Suitable for a wide range of amplification tasks in electronic circuits.
- Switching Applications: Ideal for switching circuits due to its low saturation voltage and high transition frequency.
- Automotive Electronics: Qualified to AEC-Q101 standards, making it reliable for automotive applications.
- Consumer Electronics: Used in various consumer electronic devices where small size and high reliability are crucial.
Q & A
- What is the maximum collector-emitter breakdown voltage of the MMBT3904T-7?
The maximum collector-emitter breakdown voltage (BVCEO) is 40V.
- What is the typical DC current gain (hFE) of the MMBT3904T-7?
The DC current gain (hFE) ranges from 40 to 300.
- What is the maximum collector current (IC) of the MMBT3904T-7?
The maximum collector current (IC) is 200 mA.
- What is the package type of the MMBT3904T-7?
The package type is SOT523.
- Is the MMBT3904T-7 RoHS compliant?
Yes, the MMBT3904T-7 is fully RoHS compliant and is a green device.
- What is the transition frequency (fT) of the MMBT3904T-7?
The transition frequency (fT) is 300 MHz.
- What is the collector-emitter saturation voltage (VCE(SAT)) of the MMBT3904T-7?
The collector-emitter saturation voltage (VCE(SAT)) is 300 mV.
- Does the MMBT3904T-7 have a complementary PNP type?
Yes, the complementary PNP type is MMBT3906T.
- What are the environmental compliance standards for the MMBT3904T-7?
The MMBT3904T-7 is qualified to AEC-Q101 standards and is halogen and antimony free.
- What is the maximum power dissipation of the MMBT3904T-7?
The maximum power dissipation is 150 mW.
