No | Part number | Description ( Function ) | Manufacturers | |
2 | CAT4237 | High Voltage CMOS Boost White LED Driver CAT4237 High Voltage CMOS Boost White LED Driver Features • • • • • • • • • • • Drives 6 to 8 White LEDs in series from 3V Up to 87% Efficiency Low Quiescent Ground Current 0.6mA Adjustable Output Current (up to 40mA) High Frequency 1MHz Operation High Voltage Power Switch Shutdown current less than 1µA Open LED low power mode Automa |
Catalyst Semiconductor |
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1 | CAT4237 | High Voltage CMOS Boost White LED Driver CAT4237 High Voltage CMOS Boost White LED Driver Description The CAT4237 is a DC/DC step−up converter that delivers an accurate constant current ideal for driving LEDs. Operation at a constant switching frequency of 1 MHz allows the device to be used with small value external ceramic capacitors and inductor. LEDs connected in series are driven with a regulated current set by |
ON Semiconductor |
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 |