No | Part number | Description ( Function ) | Manufacturers | |
2 | MQ-4 | GAS SENSOR HANWEI ELECTRONICS MQ-4 www.hwsensor.com TECHNICAL DATA MQ-4 GAS SENSOR FEATURES * High sensitivity to CH4,Natural gas. * Small sensitivity to alcohol, smoke. * Fast response . * Stable and long life * Simple drive circuit APPLICATION They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of CH4,Natural gas.LNG, avoid th |
HANWEI ELETRONICS |
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1 | MQ-4 | Semiconductor Sensor Henan Hanwei Electronics Co., Ltd www.hwsensor.com MQ-4 Semiconductor Sensor for Natural Gas Sensitive material of MQ-4 gas sensor is SnO2, which with lower conductivity in clean air. When the target combustible gas exist, The sensor’s conductivity is more higher along with the gas concentration rising. Please use simple electrocircuit, Convert change of conductivity to co |
Henan Hanwei Electronics |
List of most widely used semiconductors
Part Number | Function | Manufacturers | |
1N4007 | The 1N4007 is a rectification diode that is designed for high-voltage applications, typically up to 1000V. It has a maximum current rating of 1A and a forward voltage drop of around 0.7V. |
Vishay |
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LM317 | This is a popular adjustable voltage regulator. |
ON Semiconductor |
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6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |