| No | Part number | Description ( Function ) | Manufacturers | |
| 7 | H11A3 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS 4N25 4N37 4N26 H11A1 4N27 H11A2 4N28 H11A3 4N35 H11A4 SCHEMATIC 1 6 4N36 H11A5 WHITE PACKAGE (-M SUFFIX) 6 1 6 2 5 3 NC 4 1 6 1 PIN 1. ANODE 2. CATHODE 3. NO CONNECTION 4. EMITTER 5. COLLECTOR 6. BASE BLACK PACKAGE (NO -M SUFFIX) 6 1 6 1 6 1 DESCRIPTION The general purpose optocouplers consist of a gallium arsenide |
 Fairchild Semiconductor |
|
| 6 | H11A3 | PHOTOTRANSISTOR OPTOCOUPLERS |
 QT Optoelectronics |
|
| 5 | H11A3 | Diode ( Rectifier ) |
 American Microsemiconductor |
|
| 4 | H11A3 | (H11Ax) Industry Standard Single Channel 6 Pin DIP Optocoupler PHOTOTRANSISTOR Industry Standard Single Channel 6 Pin DIP Optocoupler DEVICE TYPES Part No. CTR % Min. 4N25 20 4N26 20 4N27 10 4N28 10 4N35 100 4N36 100 4N37 100 4N38 10 H11A1 50 H11A2 20 H11A3 20 H11A4 10 H11A5 30 Dimensions in Inches (mm) Part No. MCT2 MCT2E MCT270 MCT271 MCT272 MCT273 MCT274 MCT275 MCT276 MCT277 CTR % Min. 20 20 50 45–90 75–150 12 |
 Infineon Technologies AG |
|
| 3 | H11A3 | (H11Ax) Industry Standard Single Channel 6 Pin DIP Optocoupler Phototransistor Industry Standard Single Channel 6 Pin DIP Optocoupler DEVICE TYPES Part No. CTR % Min. 4N25 20 4N26 20 4N27 10 4N28 10 4N35 100 4N36 100 4N37 100 4N38 10 H11A1 50 H11A2 20 H11A3 20 H11A4 10 H11A5 30 Dimensions in Inches (mm) Part No. MCT2 MCT2E MCT270 MCT271 MCT272 MCT273 MCT274 MCT275 MCT276 MCT277 CTR % Min. 20 20 50 45–90 75–150 |
 Vishay Siliconix |
|
| 2 | H11A3 | (H11Axx) OPTICALLY COUPLED ISOLATOR PHOTOTRANSISTOR OUTPUT H11A1X, H11A2X, H11A3X, H11A4X, H11A5X H11A1, H11A2, H11A3, H11A4, H11A5 OPTICALLY COUPLED ISOLATOR PHOTOTRANSISTOR OUTPUT APPROVALS l UL recognised, File No. E91231 'X' SPECIFICATION APPROVALS l VDE 0884 in 3 available lead forms : - STD - G form - SMD approved to CECC 00802 l Certified to EN60950 by the following Test Bodies :Nemko - Certificate No. P96 |
 ISOCOM COMPONENTS |
|
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 |
|
| LM317 | This is a popular adjustable voltage regulator. |
 ON Semiconductor |
|
6N137 | LM393 | 2N3906 | 2N2222 | TIP120 | 1N5818 | LM324N | A1015 | SMAJ20CA |
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