MMBT5551
Manufacturer: NTE Electronics
Part Number: MMBT5551
| Attribute | Value |
| cate_name | Bipolar Transistors (BJT) |
| Datasheet | MMBT5551 NTE Electronics |
| rohs | Non compliant |
| reference_package | SOT-23-3 |
| mounting | SMD mount |
| application_level | Industrial |
| lifecycle | On sale |
| spm | Bagged |
| min_operating_temperature | -55℃(TJ) |
| max_operating_temperature | 150℃(TJ) |
| length_width_height | |
| collector_current | 600mA |
| collector_emitter_voltage_max | 160V |
| configure | - |
| max_collector_base_voltage | 180V |
| max_collector_cut_off_current | 50nA |
| max_collector_emitter_saturation_voltage | 0.2@ 5mA,50mA |
| max_emitter_base_voltage | 6V |
| max_power_dissipation | 300mW |
| transistor_type | NPN |
| vce_max_saturation_value_at_different_ib_ic | 200mV |
Overview:
The NTE Electronics MMBT5551 is a high-performance NPN bipolar junction transistor (BJT) designed for a wide range of applications that require robust switching and amplification capabilities. Manufactured by NTE Electronics, a reputable semiconductor company, this device is built to meet the demands of modern electronic systems.
Features:
1. High Current Gain: The MMBT5551 boasts a high current gain (hFE), making it suitable for applications that require significant current amplification.
2. Robust Construction: With its robust construction, this transistor can withstand high temperatures and voltages, ensuring reliability in various environments.
3. Wide Operating Voltage Range: It operates efficiently across a broad voltage spectrum, enhancing its versatility in different circuit configurations.
4. Low Noise Operation: Designed to minimize noise, the MMBT5551 is ideal for use in sensitive audio or RF applications.
5. High-Speed Switching: Capable of fast switching times, this transistor is perfect for high-speed digital circuits.
Development Support:
NTE Electronics provides comprehensive datasheets and application notes for the MMBT5551, ensuring that engineers have all the necessary information to integrate this component into their designs effectively. Additionally, technical support is available to assist with any development challenges.
Application Fields:
The MMBT5551 finds its place in a variety of applications, including:
- Audio Amplifiers: For amplifying audio signals with minimal distortion.
- Switching Regulators: In power supply circuits for efficient voltage regulation.
- RF Amplifiers: In radio frequency applications for signal amplification.
- Motor Drives: For controlling the speed and direction of motors.
- Digital Circuits: In high-speed logic and switching applications.
Parameter Introduction:
- Collector-Emitter Voltage (Vce): The maximum voltage that can be applied across the collector and emitter.
- Collector Current (Ic): The maximum current that can flow through the collector.
- Power Dissipation (Pd): The maximum power the transistor can dissipate without overheating.
- Gain (hFE): The current gain from base to collector, indicating amplification capability.
- Switching Time: The speed at which the transistor can switch between on and off states.
Frequently Asked Questions (FAQs):
1. Q: What is the maximum power dissipation of the MMBT5551?
A: The maximum power dissipation (Pd) is specified in the datasheet and depends on the operating conditions and the thermal resistance of the device's junction to ambient.
2. Q: Can the MMBT5551 be used in high-temperature environments?
A: Yes, the MMBT5551 is designed to operate within a wide temperature range, making it suitable for high-temperature applications.
3. Q: How do I determine the appropriate base resistor value for the MMBT5551 in a switching circuit?
A: The base resistor value can be calculated using the transistor's hFE and the desired base current. A common formula is Rb = (Vcc - Vbe) / Ib, where Vcc is the supply voltage, Vbe is the base-emitter voltage, and Ib is the base current.
4. Q: Is the MMBT5551 suitable for use in RF applications?
A: Given its low noise characteristics and high-speed switching capabilities, the MMBT5551 can be used in RF applications for signal amplification.
5. Q: How can I get technical support for the MMBT5551?
A: Technical support can be obtained directly from NTE Electronics through their customer service channels, including phone, email, or online support forums.
Remember to always refer to the latest datasheet for the most accurate and detailed information regarding the MMBT5551's specifications and operating conditions.
Please refer to the product rule book for details.
The company's extensive product line includes semiconductors such as diodes, rectifiers, transistors, and integrated circuits; passive components like capacitors, resistors, and inductors; and a variety of other electronic components such as switches, relays, and connectors. NTE Electronics is particularly renowned for its comprehensive selection of replacement parts, making it a go-to source for hard-to-find components for repair and maintenance purposes.
NTE Electronics is committed to quality and reliability. To ensure that its products meet stringent quality standards, NTE Electronics operates with rigorous testing and quality control procedures. This commitment is underscored by its certifications, which include ISO 9001:2015 for its quality management systems, demonstrating its dedication to continuous improvement and customer satisfaction.
Innovation is at the heart of NTE Electronics' operations. The company invests heavily in research and development to stay at the forefront of technological advancements. This focus on innovation enables NTE Electronics to regularly introduce new and improved products, ensuring that they meet the evolving needs of their customers.
Customer service is another pillar on which NTE Electronics builds its reputation. The company prides itself on providing exceptional support, from technical assistance to customer service, ensuring that clients have the information and products they need to succeed. NTE Electronics' extensive distribution network ensures timely delivery of products across the globe, enhancing its ability to serve customers efficiently and effectively.
Furthermore, NTE Electronics is dedicated to sustainability and environmental responsibility. The company adheres to environmental regulations and strives to minimize its ecological footprint by promoting the recycling of electronic components and reducing waste throughout its operations.
In conclusion, NTE Electronics stands as a leader in the electronic component industry, driven by its commitment to quality, innovation, and customer service. With over four decades of experience, NTE Electronics continues to serve the needs of its global customer base, delivering reliable products and solutions that power a wide range of electronic applications. Whether for a complex industrial system or a simple consumer device, NTE Electronics remains a trusted partner in the electronics sector.
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