Overview
The MMBT3904-AQ is a high-performance NPN bipolar junction transistor (BJT) manufactured by Diotec Semiconductor. This transistor is designed for control and signal processing applications and is qualified to the AEC-Q101 standard, making it suitable for automotive and other demanding environments. It features a compact SOT-23 package and is known for its reliability and robust performance.
Key Specifications
| Parameter | Value |
|---|---|
| Type | NPN Bipolar Junction Transistor |
| Package | SOT-23 (TO-236) |
| Collector-Emitter Voltage (VCEO) | 40 V |
| Collector Current (IC) | 200 mA |
| Power Dissipation (Pd) | 0.35 W |
| Operating Temperature | -55°C to 150°C |
| Frequency | 300 MHz |
| Current Gain (hFE) | 30 to 300 |
| Mounting | Surface Mount |
| Qualification | AEC-Q101 |
| RoHS / REACH Compliance | Yes |
Key Features
- Compact SOT-23 package for space-efficient designs.
- AEC-Q101 qualified, ensuring reliability in automotive and other harsh environments.
- High collector-emitter voltage (VCEO) of 40 V and collector current (IC) of 200 mA.
- Low power dissipation of 0.35 W.
- Wide operating temperature range from -55°C to 150°C.
- High frequency capability of up to 300 MHz.
- Current gain (hFE) range of 30 to 300.
- RoHS and REACH compliant.
Applications
The MMBT3904-AQ is versatile and can be used in a variety of applications, including:
- Automotive systems due to its AEC-Q101 qualification.
- Control and signal processing circuits.
- LED driver circuits and other lighting applications.
- General-purpose switching and amplification.
- Temperature monitoring and sensing circuits.
Q & A
- What is the package type of the MMBT3904-AQ transistor?
The MMBT3904-AQ transistor comes in a SOT-23 (TO-236) package. - What is the collector-emitter voltage (VCEO) of the MMBT3904-AQ?
The collector-emitter voltage (VCEO) of the MMBT3904-AQ is 40 V. - What is the maximum collector current (IC) of the MMBT3904-AQ?
The maximum collector current (IC) of the MMBT3904-AQ is 200 mA. - What is the power dissipation (Pd) of the MMBT3904-AQ?
The power dissipation (Pd) of the MMBT3904-AQ is 0.35 W. - What is the operating temperature range of the MMBT3904-AQ?
The operating temperature range of the MMBT3904-AQ is from -55°C to 150°C. - Is the MMBT3904-AQ RoHS and REACH compliant?
Yes, the MMBT3904-AQ is RoHS and REACH compliant. - What is the frequency capability of the MMBT3904-AQ?
The frequency capability of the MMBT3904-AQ is up to 300 MHz. - What is the current gain (hFE) range of the MMBT3904-AQ?
The current gain (hFE) range of the MMBT3904-AQ is from 30 to 300. - What are some common applications of the MMBT3904-AQ?
The MMBT3904-AQ is commonly used in automotive systems, control and signal processing circuits, LED driver circuits, and general-purpose switching and amplification. - Is the MMBT3904-AQ qualified for automotive use?
Yes, the MMBT3904-AQ is qualified to the AEC-Q101 standard, making it suitable for automotive applications.
