1N4148 www.vishay.com Vishay Semiconductors Rev. Compare. I got as far as the MMSD4148, but I suspect there are other "common" old-school diodes that have been converted to SMT.. 1N4148 from Fairchild Semiconductor. Order today, ships today. 1N4148.1N4448 Vishay Semiconductors Rev. John. The 1N4148 and 1N4448 are high-speed switching diodes fabricated in planar technology, and encapsulated in hermetically sealed leaded glass SOD27 (DO-35) packages. 1N4148: High Conductance Fast Diode. Useful for logic speed signals. 1N914 diode, which is compatible with the 1N4148 diode ;) So the 1S2374 is a plain normal diode and couldn't even be a Schottki diode, as I learned the reverse current leakage of those diodes would ruin the non-chargeable Lithium cell when used in a battery backup circuit. Instead it * improves modeling in the reverse * mode of operation. Small Signal Fast Switching Diodes. The 4148 is a fast recovery diode. NOT RECOMMENDED FOR ��� A diode is a diode. Can a 1N4148 be substituted for a 1N4001? Datasheet: Small Signal Diode Rev. Today, I am going to give an www.diodes.com. beaver: 11/5/09 3:59 AM: It depends on your application. September 2014 © Diodes Incorporated . Diode polarity Current can flow from the anode to the cathode only and never from the cathode to the anode ... Dimensions 1N4448 diode. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT The diodes are type branded. Description ; Reviews (0) Description. SKU: RDNA-122.4 Category: Diodes. Since leakage is almost never a desirable property, manufacturers today produce the 1N4148 and sell it as either part number. Document number: DS28002 Rev. Re: TECH: 1N4148 and 1N4001 diodes. 1N4148-1 ��� Diode Standard 75V 200mA Through Hole DO-35 from Microsemi Corporation. Pricing and Availability on millions of electronic components from Digi-Key Electronics. NTE Semiconductors NTE Part Number: NTE519 Description: SI-DIODE, FAST SWITCHING, 4 TO 8 ns + QTY Per Package: 1 QTY In Stock: 390 There is a 1-2 week lead-time for out of stock items. If you are rectifying small low current signals then you can used a 1N4148. You didn't mentioned, in which circuit you are using it, if the use is not critical then you can even use many other equivalent diodes like 1N914, 1N914A, 1N914B, 1N916, 1N916A, 1N916B, 1N4148, 1N4448. You should probably understand that the 1N4148 (or 914 for that matter) get selected for circuits more *because* they are readily available and not due to any specific traits. The term switching and rectifier refer to how the didoe is normally used in a cicuit. Share this product. Breakdown specifications taken from the 1N4148 datasheet are shown highlighted in the figure below. The recommended largest reverse working voltage is given as 75 VDC. 1N4148 from Texas Instruments High-Performance Analog. 1N4001-1N4007. 1N4148, 1N4150, 1N4151, 1N4448 1N4148, 1N4150, 1N4151, 1N4448 Ultrafast Switching Si-Planar Diodes Ultraschnelle Si-Planar-Dioden Version 2012-07-30 Dimensions - Maße [mm] Max. The 1N4148 replaced the 1N914, which had a much higher leakage current (5 microamps vs. 25 nanoamps). 0 #3 5 years ago AJO. Replacement and Equivalent. I hope you will be absolutely fine and having fun. MARKING TYPE NUMBER MARKING CODE 1N4148 1N4148PH or 4148PH 1N4448 1N4448 Fig.1 Simplified outline (SOD27; DO-35) and symbol. 2 of 3 . Verlustleistung 500 mW Repetitive peak reverse voltage If this datasheet link is broken, the datasheet may still be available at ��� 1N4148 4148 DO���204AH (DO���35) Bulk 1N4148TA 4148 DO���204AH (DO���35) Ammo 1N4148���T26A 4148 DO���204AH (DO���35) Ammo ... GENERAL RULE: The Reverse Current of a diode will approximately double for every ten (10) Degree C increase in Temperature Figure 2. power dissipation Max. Add to Wishlist. Package includes: 10 x 1N4148 Diodes. It is like subbing a mustang for a camaro. At room temperature, we expect to observe a breakdown voltage greater than 100 VDC. 1N4148 Small Signal Fast Switching Diodes, available from Vishay Intertechnology, a global manufacturer of electronic components. The 1N4148 is a general-purpose silicon junction diode encapsulated in a glass SOD27 (DO-35) package. Hello everyone! 9 - 3. The NOPPP will work with a normal 1N914, 1N4148 etc. ��� Silicon epitaxial planar diode ��� Electrically equivalent diodes: 1N4148 ��� 1N914. I found some diode comparison charts online. (unless you have a laptop or an otherwise crappy parallel port). Diode Pinout, Equivalent, Datasheet, Features, Specifications & Other Details That is the current should always flow from the Anode to cathode. Adam. 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