Welcome to our websites!
section02_bg(1)
head(1)

China Wholesale Voltmeter Suppliers – LEEM-10A Experimental Apparatus of PN Junction Characteristics – Labor

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

abide by the contract", conforms on the market requirement, joins from the market competition by its good quality likewise as provides more comprehensive and superb support for customers to let them become large winner. The pursue of the company, is definitely the clients' pleasure for Hearing Threshold, Reflective Holography, Fiber Communication, Our tenet is "Reasonable prices, efficient production time and best service" We hope to cooperate with more customers for mutual development and benefits.
China Wholesale Voltmeter Suppliers – LEEM-10A Experimental Apparatus of PN Junction Characteristics – Labor Detail:

Experiments

1. The relation between the PN junction diffusion current and the junction voltage is measured, and this relation shall be proved to follow the exponential distribution law through data processing;

2. The Boltzmann constant is measured more accurately(The error shall be less than 2%);

3. Learn to use operational amplifier to form a current-voltage converter to measure the weak current from 10-6A to 10-8A;

4. The relation between PN junction voltage  and temperature is measured and the sensitivity of junction voltage with temperature is calculated;

5. Approximate to calculate the energy gap of the semiconductor (silicon) material at 0K.

Technical Indexes

1. DC power supply

An adjustable 0-1.5V DC power supply;

An adjustable 1mA-3mA DC power supply.

2. LCD measurement module

LCD resolution ratio: 128×64 pixels

Two digital indicators of voltage Range: 0-4095mV, Resolution ratio: 1mV

Range: 0-40.95V, Resolution ratio: 0.01V

3. Experimental device

It is composed of operational amplifier LF356, connector socket, multi-turn potentiometer, etc. TIP31 and type 9013 triode are externally connected.

4. Heater

Dry well copper adjustable heater;

Temperature control range of thermostat: Room temperature to 80.0℃;

Resolution ratio of temperature control 0.1℃.

5. Temperature measuring equipment

DS18B20 digital temperature sensor


Product detail pictures:

China Wholesale Voltmeter Suppliers –  LEEM-10A Experimental Apparatus of PN Junction Characteristics – Labor detail pictures


Related Product Guide:

We are experienced manufacturer. Wining the majority of the crucial certifications of its market for China Wholesale Voltmeter Suppliers – LEEM-10A Experimental Apparatus of PN Junction Characteristics – Labor , The product will supply to all over the world, such as: Buenos Aires, Sri Lanka, Madras, You can always find the products you need in our company! Welcome to inquire us about our product and anything we know and we can help in auto spare parts. We are looking forward to work with you for a win-win situation.
  • This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Natalie from Japan - 2018.06.21 17:11
    Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
    5 Stars By Phoebe from Russia - 2018.09.23 17:37
    Write your message here and send it to us