1N5291-1/TR Overview
The 1N5291-1/TR is a precision Zener diode designed for voltage regulation and reference applications in electronic circuits. With a nominal Zener voltage of approximately 75 volts and a power dissipation rating suitable for moderate load conditions, it ensures stable voltage control under varying current loads. This device is packaged in a DO-41 axial form factor, facilitating easy integration into through-hole PCB designs. Engineers and sourcing specialists rely on this diode for robust performance in industrial, automotive, and communication equipment. For detailed sourcing and technical support, visit IC 제조업체.
1N5291-1/TR Technical Specifications
| 매개변수 | 사양 |
|---|---|
| Zener Voltage (Vz) @ 20 mA | 75 V (typical) |
| 전력 손실(Pd) | 5 W (maximum) |
| Test Current (IzT) | 20mA |
| Maximum Zener Current (IzM) | 400 mA |
| Dynamic Impedance (Zzt) | 7 ?? (maximum) |
| Leakage Current (Ir) @ VR = 60 V | 100 ??A (maximum) |
| 작동 온도 범위 | -65??C to +200??C |
| 패키지 유형 | DO-41 Axial Lead |
1N5291-1/TR Key Features
- Stable Voltage Regulation: Provides a precise 75 V Zener voltage at a nominal test current, ensuring reliable voltage reference in varied circuit environments.
- High Power Dissipation Capability: Supports up to 5 W power dissipation, enabling operation in moderate power applications without thermal compromise.
- Low Dynamic Impedance: Features a maximum dynamic impedance of 7 ??, which reduces voltage fluctuation under changing current loads, enhancing circuit stability.
- 넓은 작동 온도 범위: Maintains performance from -65??C to +200??C, suitable for industrial and harsh environment applications.
1N5291-1/TR Advantages vs Typical Alternatives
This Zener diode offers superior voltage accuracy and thermal stability compared to many generic alternatives. Its low dynamic impedance and high power rating provide improved regulation and reliability in demanding industrial circuits. The DO-41 package supports easy implementation in through-hole designs, making it a preferred choice for engineers focused on durable and consistent voltage reference solutions.
베스트셀러 제품
일반적인 애플리케이션
- Voltage Regulation Circuits: Commonly employed to stabilize voltage levels in power supplies and protect sensitive components from voltage spikes, ensuring operational safety and reliability.
- Voltage Reference Sources: Used in precision analog circuits where a stable voltage reference is critical for measurement accuracy and signal conditioning.
- Surge Protection: Acts as a protective component in industrial and automotive electronics by clamping voltage surges and preventing damage to downstream devices.
- Test and Measurement Equipment: Provides consistent voltage levels required for calibration and testing, enhancing the accuracy of measurement instruments.
1N5291-1/TR Brand Info
The 1N5291-1/TR is a widely recognized Zener diode distributed by established semiconductor manufacturers specializing in discrete components. It aligns with industry standards for reliability and performance, making it a trusted choice for engineers designing voltage regulation and reference circuits. The product is typically supplied in tape and reel packaging (indicated by the “/TR” suffix), facilitating automated assembly processes and streamlined manufacturing workflows.
자주 묻는 질문
What is the nominal Zener voltage of this diode and why is it important?
The diode features a nominal Zener voltage of 75 volts, which is critical for voltage regulation applications. This voltage defines the level at which the diode maintains a stable output, protecting circuits from voltage fluctuations and ensuring consistent operation.
🌟 주요 제품
What is the maximum power rating, and how does it affect usage?
The maximum power dissipation rating is 5 watts, which means the device can safely dissipate heat generated under normal operating conditions up to this limit. Exceeding this rating risks thermal damage and reduced reliability.
What package type does this diode use and what are the benefits?
It is housed in a DO-41 axial lead package, which offers ease of handling and soldering, compatibility with through-hole PCB assembly, and good mechanical robustness for industrial applications.
📩 문의하기
Can this diode be used in high-temperature environments?
Yes, the device operates reliably within a temperature range from -65??C to +200??C, making it suitable for harsh environments such as automotive and industrial electronics.
What is dynamic impedance and why is it relevant?
Dynamic impedance represents the diode’s small-signal resistance at the test current. A low dynamic impedance (7 ?? max) means the diode maintains voltage stability with minimal voltage variation as current changes, which is essential for precise voltage regulation.
