2DA1971 PDF Datasheet, Equivalent

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List of most widely used semiconductors

No	Part number	Description ( Function )	Manufacturers	PDF
1	2DA1971	400V PNP HIGH VOLTAGE SWITCHING TRANSISTOR 2DA1971 400V PNP HIGH VOLTAGE SWITCHING TRANSISTOR IN SOT89 Features  BVCEO > -400V  IC = -0.5A Continuous Collector Current  ICM = 1A Peak Pulse Current  High Gain Holds up hFE ≥ 140 @ IC = -100mA  Totally Lead-Free & Fully RoHS compliant (Notes 1 & 2)  Halogen and Antimony Free. “Green” Device (Note 3)  Qualified to AEC-Q101 Standards for High Reli	Diodes Incorporated

Part Number	Function	Manufacturers	PDF
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. ( 1.2V to 37V)	ON Semiconductor
6N137 \| LM393 \| 2N3906 \| 2N2222 \| TIP120 \| 1N5818 \| LM324N \| A1015 \| SMAJ20CA