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How can the thermal noise level of a small signal bipolar transistor be reduced in low-noise applications?

How can the thermal noise level of a small signal bipolar transistor be reduced in low-noise applications?

2026-01-12

Increased temperature enhances the thermal motion of charge carriers, leading to an exponential increase in thermal noise power.

What impact does the reverse recovery time of a photovoltaic diode have on system efficiency?

What impact does the reverse recovery time of a photovoltaic diode have on system efficiency?

2025-12-29

When there are rapid changes in light intensity or sudden changes in load, photovoltaic systems need to adjust the operating state of the inverter to maintain stable output.

Can a high-efficiency rectifier maintain stable performance and avoid the risk of thermal runaway?

Can a high-efficiency rectifier maintain stable performance and avoid the risk of thermal runaway?

2025-12-16

In modern power electronic systems, the rectifier, as a key component in AC-to-DC conversion, directly affects the reliability and safety of the entire device.

Shenzhen Zhengyan Microelectronics Showcases New Products and Secures Key Honors at Xiamen Exhibition

Shenzhen Zhengyan Microelectronics Showcases New Products and Secures Key Honors at Xiamen Exhibition

2025-12-15

From December 10 to 12, 2025, the Xiamen International Optoelectronic Expo was held at the Xiamen International Conference & Exhibition Center.

The 22nd China International Semiconductor Expo 2025 (IC China 2025)

The 22nd China International Semiconductor Expo 2025 (IC China 2025)

2025-12-05

During the expo, Zhengyan Microelectronics secured a large number of customers from both domestic and international markets.

How does a bridge rectifier achieve full-wave rectification and improve power supply efficiency using only four diodes?

How does a bridge rectifier achieve full-wave rectification and improve power supply efficiency using only four diodes?

2025-12-01

In the power supply system—the "heart" of modern electronic devices—the efficient and stable conversion of alternating current (AC) to direct current (DC) is a prerequisite for the normal operation of all functions.

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