1N4148_1N4448

High-speed diodes


Quick ordering

DistributorIn Stock
OR:  

Product description

The 1N4148 and 1N4448 are high-speed switching diodes fabricated in planar technology, and encapsulated in hermetically sealed leaded glass SOD27 (DO-35) packages.

Features

  • Hermetically sealed leaded glass SOD27 (DO-35)package
  • High switching speed: max. 4 ns
  • General application
  • Continuous reverse voltage: max. 100 V
  • Repetitive peak reverse voltage: max. 100 V
  • Repetitive peak forward current: max. 450 mA.

Applications

  • High-speed switching.
All information on this product information page is subject to the subsequent disclaimers:
Go to the parametric search
Parametric search

Show functional diagram

Block diagram: 1N4148, 1N4448
Block diagram: 1N4148, 1N4448

Products / Packages

Type numberOrderable part numberOrdering code (12NC)Product statusPackagePackingMarkingECCN
1N41481N4148,1139330 839 90113Volume productionSOD27
(ALF2)
Reel pack axial radialStandard Marking
1N41481N4148,1339330 839 90133Volume productionSOD27
(ALF2)
Ammo pack axial radial tapedStandard Marking
1N41481N4148,1439330 839 90143Volume productionSOD27
(ALF2)
Ammo pack axial radial tapedStandard Marking
1N44481N4448,1139331 203 50113Volume productionSOD27
(ALF2)
Reel pack axial radialStandard Marking
1N44481N4448,1339331 203 50133Volume productionSOD27
(ALF2)
Ammo pack axial radial tapedStandard Marking
1N44481N4448,1439331 203 50143Volume productionSOD27
(ALF2)
Ammo pack axial radial tapedStandard Marking

The variants in the table below are discontinued. See the table Discontinuation information at the bottom of this page for more information.

Type numberOrderable part numberOrdering code (12NC)Product statusPackagePackingMarkingECCN
1N41481N4148,1169330 839 90116Withdrawn
Replacement product
SOD27
(ALF2)
Reel pack axial radialStandard Marking
1N41481N4148,1369330 839 90136Withdrawn
Replacement product
SOD27
(ALF2)
Reel Pack, Radial, ReverseStandard Marking

Discontinuation information

Type numberOrdering code (12NC)Last-time buy dateLast-time delivery dateReplacement productDN NoticeStatusComments
1N4148933083990116DN
1N4148933083990136DN

Parametrics of this product

Type numberPackageVR max(V)Cd max.(pF)trr
max(ns)
IFSM max.(A)IFRM(mA)VFmax(mV)IF max(mA)IRmax(nA)Configuration
1N4148SOD27
(ALF2)
1004444501000@IF=10mA20025@VR=20Vsingle
1N4448SOD27
(ALF2)
1004444501000@IF=100mA20025@VR=20Vsingle

Similar products

Quality, reliability & chemical content

Type numberOrderable part numberChemical contentRoHSLeadfree conversion dateRHFIFR (FIT)MTBF (hours)MSLMSL LF
1N41481N4148,1131N4148week 13, 2005nullnull1NA
1N41481N4148,1331N4148week 13, 2005nullnull1NA
1N41481N4148,1431N4148week 13, 2005nullnull1NA
1N44481N4448,1131N4448week 13, 2005nullnull1NA
1N44481N4448,1331N4448week 13, 2005nullnull1NA
1N44481N4448,1431N4448week 13, 2005nullnull1NA

The variants in the table below are discontinued. See the table Discontinuation information at the bottom of this page for more information.

Type numberOrderable part numberChemical contentRoHSLeadfree conversion dateRHFIFR (FIT)MTBF (hours)MSLMSL LF
1N41481N4148,1161N4148nullnull1NA
1N41481N4148,1361N4148nullnull1NA
Quality and reliability disclaimer

Quality and reliability disclaimer

Important Legal Notice on the product/generic quality information, No Warranty

NXP Semiconductors is providing this data for your convenience only. Please note however that NO WARRANTY, REPRESENTATION, GUARANTEE OR LEGALLY BINDING PRODUCT DESCRIPTION is provided by publishing this informational data, nor does NXP Semiconductors acknowledge or accept any liability related thereto. The documentation and data on NXP Semiconductors products can be found in the data sheets as officially published by NXP Semiconductors. For all purchase of products from NXP Semiconductors the NXP Semiconductors' General Terms and Conditions of Commercial Sale will apply.

NXP SEMICONDUCTORS PROVIDES THE DATA HEREUNDER “AS IS” WITHOUT WARRANTY WHATSOEVER. NXP SEMICONDUCTORS DOES NOT WARRANT OR REPRESENT THAT ANY DATA PROVIDED ON THIS WEBSITE IS CORRECT OR FIT FOR A PARTICULAR PURPOSE WHATSOEVER. IT IS PROVIDED WITHOUT ANY WARRANTY WHATSOEVER, WHETHER EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, COMPLETENESS NONINFRINGEMENT OF INTELLECTUAL PROPERTY OR OTHERWISE AND MAY BE CHANGED, MODIFIED OR DELETED BY NXP SEMICONDUCTORS AT ANY TIME.

Any use of the data provided hereunder is at your own risk.

IN NO EVENT SHALL NXP SEMICONDUCTORS, BE LIABLE FOR ANY DIRECT, SPECIAL, INDIRECT, CONSEQUENTIAL, PUNITIVE, OR INCIDENTAL DAMAGES (INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS OF BUSINESS, BUSINESS INTERRUPTION, LOSS OF USE, LOSS OF DATA OR INFORMATION, AND THE LIKE) ARISING OUT OF THE USE OF THE DATA, WHETHER OR NOT BASED ON TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY, BREACH OF CONTRACT, BREACH OF WARRANTY OR ANY OTHER THEORY, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. NOTWITHSTANDING ANY DAMAGES THAT YOU MIGHT INCUR FOR ANY REASON WHATSOEVER (INCLUDING, WITHOUT LIMITATION, ALL DAMAGES REFERENCED ABOVE AND ALL GENERAL DAMAGES), THE ENTIRE LIABILITY OF NXP SEMICONDUCTORS, AND YOUR EXCLUSIVE REMEDY FOR ALL OF THE FOREGOING SHALL BE LIMITED TO ACTUAL DAMAGES INCURRED BY YOU BASED ON REASONABLE RELIANCE UP TO ONE DOLLARS (US$1.00). THE FOREGOING LIMITATIONS, EXCLUSIONS AND DISCLAIMERS SHALL APPLY TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, EVEN IF ANY REMEDY FAILS OF ITS ESSENTIAL PURPOSE.

Your use of this data, and all consequences of such use, is solely your responsibility. You must perform sufficient engineering and additional qualification testing in order to properly evaluate your application and determine whether a candidate NXP Semiconductors device is suitable for use in that application.

NXP Semiconductors' products are specifically designed and manufactured to be used within the electrical, thermal, mechanical and other parameters set forth in NXP Semiconductors' data sheets. Quality and reliability data provided by NXP Semiconductors, such as MTBF, MSL and FIT, is intended to be a non-binding estimate of product performance based upon diffusion process, history only. It does not imply that any performance levels reflected in such data can be met if the product is operated outside the conditions expressly stated in the latest published data sheet for a device or in your application.

The RoHS data provided hereunder is preliminary and non binding for NXP Semiconductors. NXP Semiconductors does not accept any liability related to this data.

NXP Semiconductors products are not designed, authorized or warranted to be suitable for use in medical, military, aircraft, space or life support equipment, nor in applications where failure or malfunction of an NXP Semiconductors product can reasonably be expected to result in personal injury, death or severe property or environmental damage nor for any other use that is not explicitly agreed between the parties. NXP Semiconductors accepts no liability for inclusion and/or use of NXP Semiconductors products in such equipment or applications and therefore such inclusion and/or use is at the customer's own risk.

Any use of NXP Semiconductors' products beyond the scope defined in the current NXP Semiconductors' data sheet voids all warranty responsibility of NXP Semiconductors with respect to such devices, and also voids all responsibility of NXP Semiconductors with respect to any applications assistance, product design, software performance or services of any kind that were or may have been performed in connection with the sale of any such devices.

Further, resale of NXP Semiconductors' products or services with statements different from or beyond the parameters stated by NXP Semiconductors for that product in official NXP Semiconductors data sheets, or without the warnings or instructions provided by NXP Semiconductors, voids all express and any implied warranties for the associated NXP Semiconductors product or service, and is an unfair and deceptive business practice.

Discontinuation information

Type numberOrdering code (12NC)Last-time buy dateLast-time delivery dateReplacement productDN NoticeStatusComments
1N4148933083990116DN
1N4148933083990136DN

Documentation for this product

TypeFormatTitleDate
Data sheetpdfHigh-speed diodes (v.5.0)2004-08-10
Application notepdfECO-monitor (v.1.0)2000-11-08
Application notepdfVacuum cleaner with Philips P89LPC901 (v.1.0)2006-08-10
Application notepdf22 MHz Video Amplifier for Large Jumbo Picture Tubes (v.1.0)1996-03-16
Application notepdfCircuit description of CCM420 monitor (v.1.0)1997-10-14
Application notepdf90W Resonant SMPS with TEA1610 SwingChip (tm) (v.1.0)2000-09-14
Other typepdfLetter Symbols - Diodes General (v.1.0)1999-05-01
User manualpdfSSL2102 19 W to 22 W mains dimmable LED driver (v.2.0)2011-02-01

Support models

Ordering & availability

Type numberOrdering code(12NC)Orderable part numberRegionDistributorIn stockOrder quantityInventory dateBuy onlineSamples
1N41489330 839 901131N4148,113NAARROW ELECTRONICS6,849,7542/10/2012Buy onlinenot available
   ASIAFUTURE ELECTRONICS- ASIA1,980,0002/6/2012Buy online 
   NAWPG AMERICAS INC.1,960,0002/10/2012Buy online 
   EUFUTURE ELECTRONICS UK610,0002/6/2012Buy online 
   EUFARNELL361,2162/11/2012Buy online 
   ASIAELEMENT14 APAC280,1382/11/2012Buy online 
   NAFUTURE ELECTRONICS275,7012/6/2012Buy online 
   NAAVNET ELECTRONICS MARKETING150,0002/11/2012Buy online 
   NADIGI-KEY CORPORATION122,0772/11/2012Buy online 
   EUARROW EUROPE70,0002/3/2012Buy online 
   NAMOUSER ELECTRONICS57,0932/11/2012Buy online 
   NAMOUSER ELECTRONICS57,0932/11/2012Buy online 
   ASIAAVNET EXPRESS ASIA40,0001/12/2012Buy online 
   NANEWARK/ELEMENT141,8012/10/2012Buy online 
   JAPANCHIP ONE STOPno02/10/2012Buy online 
1N41489330 839 901331N4148,133ASIAAVNET EXPRESS ASIA1,650,0001/12/2012Buy online 
   EUFUTURE ELECTRONICS UK810,0002/6/2012Buy online 
   EUFARNELL361,2162/11/2012Buy online 
   EUARROW EUROPE347,4002/3/2012Buy online 
   ASIAELEMENT14 APAC280,1382/11/2012Buy online 
   ASIAWPI160,9451000002/11/2012Buy online 
   NAWPG AMERICAS INC.50,0002/10/2012Buy online 
   NADIGI-KEY CORPORATION49,3432/11/2012Buy online 
   NAARROW ELECTRONICS10,0002/10/2012Buy online 
   NAMOUSER ELECTRONICS8,8542/11/2012Buy online 
   NAMOUSER ELECTRONICS8,8542/11/2012Buy online 
   NANEWARK/ELEMENT141,8012/10/2012Buy online 
   ASIAFUTURE ELECTRONICS- ASIA502/6/2012Buy online 
   JAPANCHIP ONE STOPyes02/10/2012Buy online 
   ASIASAC - Taiwanyes1000002/01/2012Buy online 
1N41489330 839 901431N4148,143EUFARNELL361,2162/11/2012Buy onlinenot available
   ASIAELEMENT14 APAC280,1382/11/2012Buy online 
   NAARROW ELECTRONICS90,0002/10/2012Buy online 
   NAAVNET ELECTRONICS MARKETING70,0002/11/2012Buy online 
   NADIGI-KEY CORPORATION39,4042/11/2012Buy online 
   NAMOUSER ELECTRONICS35,7442/11/2012Buy online 
   NAMOUSER ELECTRONICS35,7442/11/2012Buy online 
   ASIAWPI25,000500002/11/2012Buy online 
   NANEWARK/ELEMENT141,8012/10/2012Buy online 
   JAPANCHIP ONE STOPyes02/10/2012Buy online 
1N44489331 203 501131N4448,113NAARROW ELECTRONICS97,4952/10/2012Buy onlinenot available
   NADIGI-KEY CORPORATION81,9782/11/2012Buy online 
   EUFARNELL38,9292/11/2012Buy online 
   NAFUTURE ELECTRONICS38,2072/6/2012Buy online 
   ASIAELEMENT14 APAC34,1672/11/2012Buy online 
   NAMOUSER ELECTRONICS30,4722/11/2012Buy online 
   NAMOUSER ELECTRONICS30,4722/11/2012Buy online 
   ASIAAVNET EXPRESS ASIA20,0001/12/2012Buy online 
   NANEWARK/ELEMENT141102/10/2012Buy online 
   JAPANCHIP ONE STOPyes02/10/2012Buy online 
   ASIASACL - Hong Kong/Chinayes1000002/01/2012Buy online 
1N44489331 203 501331N4448,133NADIGI-KEY CORPORATION39,9982/11/2012Buy online 
   EUFARNELL38,9292/11/2012Buy online 
   NAMOUSER ELECTRONICS38,3612/11/2012Buy online 
   NAMOUSER ELECTRONICS38,3612/11/2012Buy online 
   ASIAELEMENT14 APAC34,1672/11/2012Buy online 
   ASIAFUTURE ELECTRONICS- ASIA30,0002/6/2012Buy online 
   EUARROW EUROPE29,5542/3/2012Buy online 
   ASIAWPI20,0001000002/11/2012Buy online 
   NANEWARK/ELEMENT141102/10/2012Buy online 
   JAPANCHIP ONE STOPno02/10/2012Buy online 
1N44489331 203 501431N4448,143EUFARNELL38,9292/11/2012Buy onlinenot available
   ASIAELEMENT14 APAC34,1672/11/2012Buy online 
   NANEWARK/ELEMENT141102/10/2012Buy online 
   JAPANCHIP ONE STOPno02/10/2012Buy online 

Sample

Sample orders normally take 2-4 days for delivery.
If you do not have a direct account with NXP our network of global and regional distributors is available and equipped to support you with NXP samples. As a NXP customer you also have the option to order samples via our sales organisation.

Technical support

Do you want to ask technical questions to an NXP expert?
Please select one of the following options:

How to search?

Restricted Document

You are accessing a password protected document.
Please choose an option below

Fill in your name, company and e-mail address and you will receive an e-mail with a username and password for this restricted document.

First name*

Last name*

Company*

E-mail*

Comments

* required.

Print password request form:

Before we can grant you access to our confidential documents you are required to fill in, print and sign the password request form by which you comply with the NXP Non-disclosure agreement (NDA). Please email or fax the signed form to the email-address or fax-number specified on the form. After approval you will receive username and password via email. In case you already signed an NDA with NXP and already have username and password, you can skip this step.

Open document:

If you have received the username and password, you can open the document by clicking on the "open document" link. You will be prompted for username and password. After you fill in the username and password the download will start.

Forgot your password:

In case you forgot your password you can click on the "forgot your password" link to retrieve your password. Please complete the small form with your personal details and your request will be sent to NXP. You will receive an answer with your password shortly.

Request secure documentation

Fill in your name, company and e-mail address and you will receive an e-mail with a username and password for this secure document.

First name*

Last name*

Company*

E-mail*

Comments

* required.

Datasheet confidential

Fill in your details and you will be contacted

First name*

Last name*

Company*

Country*

Telephone number*

E-mail*

* required.

Your e-mail address will only be used to send the datasheet and will not be used for any other purposes.

No datasheet available

Fill in your details to receive notification when the datasheet becomes available

First name*

Last name*

Company*

E-mail*

* required.

Your email address will only be used to send the datasheet and will not be used for any other purposes.