Datasheets
LL4148 by:
Fairchild Semiconductor Corporation
American Power Devices Inc
Bkc Semiconductors Inc
Bytesonic Corporation
Changzhou Starsea Electronics Co Ltd
CHENMKO Enterprise Co Ltd
ChipNobo Co Ltd
Comchip Technology Corporation Ltd
Compensated Devices Inc
Continental Device India Ltd
Daco Semiconductor Co Ltd
Diodes Incorporated
Diotec Semiconductor AG
EIC Semiconductor Inc
Excel (Suzhou) Semiconductor Co Ltd
Fairchild Semiconductor Corporation
FCI Semiconductor
Fenghua (HK) Electronics Ltd
FOJAN
Formosa Microsemi Co Ltd
FuxinSemi
Galaxy Microelectronics
Galaxy Semi-Conductor Co Ltd
Goodwork Semiconductor Co Ltd
HXY
HY Electronic Corp
International Semiconductor Inc
ITT Corporation
Jiangsu High diode Semiconductor Co Ltd
JUXING Electronics
KEC
Lite-On Semiconductor Corporation
LRC Leshan Radio Co Ltd
Luguang Electronic Technology Co Ltd
Lumimax Optoelectronic Technology
Microchip Technology Inc
Microdiode Semiconductor
Microsemi Corporation (now Microchip)
National Semiconductor Corporation
Nexperia
North American Philips Discrete Products Div
NXP Semiconductors
onsemi
PanJit Semiconductor
Philips E C G Inc
Philips Semiconductors
Promax-Johnton Electronic Corporation
Realtek Semiconductor
Rectron Semiconductor
RFE International Inc
Rugao Dachang Electronics Co Ltd
Sangdest Microelectronics (Nanjing) Co Ltd
Secos Corporation
Semtech Electronics Limited
Sensitron Semiconductors
Shanghai Lunsure Electronic Technology Co Ltd
Shenzhen City Xiangyunfeiwu Technology Co Ltd
Shikues Semiconductor
Silicon Standard Corp
SLKOR
SPC Multicomp
Surge Components Inc
Suzhou Good-Ark Electronics Co Ltd
SY Sinyork Co Ltd
SynSemi Inc
Taitron Components Inc
Taiwan Semiconductor
Tak Cheong Electronics (Holdings) Co Ltd
TDK Corporation
TDK Micronas GmbH
Telefunken Microelectronics Gmbh
Telefunken Semiconductor GmbH & Co Kg
Temic Semiconductors
Texas Instruments
Transys Electronics Limited
VENKEL LTD
Ventronics Inc
Vishay Dale
Vishay Intertechnologies
Vishay Semiconductors
WEITRON INTERNATIONAL CO., LTD.
Weitronic Enterprise Co Ltd
Won-Top Electronics Co Ltd
YAGEO Corporation
Yangzhou Yangjie Electronics Co Ltd
Zowie Technology Corp
Not Found

Rectifier Diode, 1 Element, 0.2A, 100V V(RRM), Silicon, DO-213AC, DO-213AC, 2 PIN

Part Details for LL4148 by Fairchild Semiconductor Corporation

Results Overview of LL4148 by Fairchild Semiconductor Corporation

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Space Technology Aerospace and Defense Energy and Power Systems Renewable Energy

LL4148 Information

LL4148 by Fairchild Semiconductor Corporation is a Rectifier Diode.
Rectifier Diodes are under the broader part category of Diodes.

A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.

Price & Stock for LL4148

Part # Distributor Description Stock Price Buy
Bristol Electronics   Min Qty: 131 17393
  • 131 $0.0382
  • 394 $0.0255
  • 1,374 $0.0064
  • 11,720 $0.0038
$0.0038 / $0.0382 Buy Now
Bristol Electronics   8034
RFQ
Bristol Electronics   Min Qty: 75 6115
  • 75 $0.0675
  • 224 $0.0450
  • 779 $0.0113
$0.0113 / $0.0675 Buy Now
Bristol Electronics   5000
RFQ
Bristol Electronics   2336
RFQ
Bristol Electronics   2248
RFQ
Quest Components 0.3 A, SILICON, SIGNAL DIODE, DO-213AA 4979
  • 1 $0.0250
  • 501 $0.0150
  • 1,668 $0.0100
$0.0100 / $0.0250 Buy Now
Quest Components 0.3 A, SILICON, SIGNAL DIODE, DO-213AA (Alt For: LL4148-13) 4979
  • 1 $0.0250
  • 501 $0.0150
  • 1,668 $0.0100
$0.0100 / $0.0250 Buy Now
Quest Components 0.3 A, SILICON, SIGNAL DIODE, DO-213AA (Alt For: LL4148-7) 4979
  • 1 $0.0250
  • 501 $0.0150
  • 1,668 $0.0100
$0.0100 / $0.0250 Buy Now
Quest Components 0.3 A, SILICON, SIGNAL DIODE, DO-213AA (Alt For: LL4148F) 4979
  • 1 $0.0250
  • 501 $0.0150
  • 1,668 $0.0100
$0.0100 / $0.0250 Buy Now
Quest Components 0.3 A, SILICON, SIGNAL DIODE, DO-213AA (Alt For: LL4148-GS08) 4979
  • 1 $0.0250
  • 501 $0.0150
  • 1,668 $0.0100
$0.0100 / $0.0250 Buy Now
Rochester Electronics Rectifier Diode, 0.2A, 100V, DO-213AC RoHS: Not Compliant Status: Active Min Qty: 1 164553
  • 100 $0.0129
  • 500 $0.0116
  • 1,000 $0.0107
  • 10,000 $0.0095
  • 100,000 $0.0080
$0.0080 / $0.0129 Buy Now
ComSIT USA AVAILABLE EU 25776
RFQ
DISTI # LL4148
IBS Electronics LL4148 by Fairchild is a small signal diode with a 100V reverse voltage, 150mA forward current, and ... a fast switching speed of 4ns. Ideal for high-speed switching applications. more Min Qty: 2500 Package Multiple: 1 162500
  • 2,500 $0.0153
  • 10,000 $0.0147
  • 25,000 $0.0144
  • 62,500 $0.0140
  • 100,000 $0.0135
$0.0135 / $0.0153 Buy Now
Component Electronics, Inc IN STOCK SHIP TODAY 1500
  • 1 $0.3800
  • 100 $0.2900
  • 1,000 $0.2500
$0.2500 / $0.3800 Buy Now
Win Source Electronics DIODE GEN PURP 100V 200MA SOD80 1400000
  • 2,195 $0.0228
  • 5,320 $0.0188
  • 8,245 $0.0182
  • 11,365 $0.0176
  • 14,710 $0.0170
  • 19,740 $0.0152
$0.0152 / $0.0228 Buy Now

US Tariff Estimator: LL4148 by Fairchild Semiconductor Corporation

Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.

LL4148
Fairchild Semiconductor Corporation
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Not Found
Please specify a country of origin.
$
Please specify an import value in USD.
Estimator Results:
Tariff Percentage Tariff Calculation
Import Value
$.
Total Duty
$.
Total Estimate
$.
$.
Based on tariff data from 11/4/2025

Part Details for LL4148

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LL4148 Part Data Attributes

LL4148 Fairchild Semiconductor Corporation
Buy Now Datasheet
Compare Parts:
LL4148 Fairchild Semiconductor Corporation Rectifier Diode, 1 Element, 0.2A, 100V V(RRM), Silicon, DO-213AC, DO-213AC, 2 PIN
Select a part to compare:
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP
Part Package Code SOD-80
Package Description DO-213AC, 2 PIN
Pin Count 2
Manufacturer Package Code 2 TERMINAL,SOD-80,JEDEC DO-213AC, MINI-MELF
Reach Compliance Code Compliant
ECCN Code EAR99
HTS Code 8541.10.00.70
Case Connection ISOLATED
Configuration SINGLE
Diode Element Material SILICON
Diode Type RECTIFIER DIODE
Forward Voltage-Max (VF) 1 V
JEDEC-95 Code DO-213AC
JESD-30 Code O-LELF-R2
JESD-609 Code e3
Moisture Sensitivity Level 1
Non-rep Pk Forward Current-Max 2 A
Number of Elements 1
Number of Phases 1
Number of Terminals 2
Operating Temperature-Max 175 °C
Output Current-Max 0.2 A
Package Body Material GLASS
Package Shape ROUND
Package Style LONG FORM
Peak Reflow Temperature (Cel) 260
Power Dissipation-Max 0.5 W
Qualification Status Not Qualified
Rep Pk Reverse Voltage-Max 100 V
Reverse Recovery Time-Max 0.004 µs
Surface Mount YES
Terminal Finish MATTE TIN
Terminal Form WRAP AROUND
Terminal Position END
Time@Peak Reflow Temperature-Max (s) 30

Alternate Parts for LL4148

This table gives cross-reference parts and alternative options found for LL4148. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LL4148, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
PMLL4148L NXP Semiconductors Check for Price 0.2A, 100V, SILICON, SIGNAL DIODE, HERMETIC SEALED, GLASS PACKAGE-2 LL4148 vs PMLL4148L
LL4148T/R13 PanJit Semiconductor Check for Price Rectifier Diode, 1 Element, 0.15A, 100V V(RRM) LL4148 vs LL4148T/R13
JAN1N4148UR-1 Defense Logistics Agency Check for Price Rectifier Diode, 1 Phase, 1 Element, 0.2A, Silicon, LL4148 vs JAN1N4148UR-1
LL4148T/R7 PanJit Semiconductor Check for Price Rectifier Diode, 1 Element, 0.15A, 100V V(RRM) LL4148 vs LL4148T/R7
equivalents icon

LL4148 Related Parts

LL4148 Frequently Asked Questions (FAQ)

  • The recommended operating temperature range for the LL4148 is -55°C to 150°C.

  • To ensure reliability, it's essential to follow proper thermal management practices, such as providing adequate heat sinking and ensuring good airflow around the device.

  • The maximum allowable current through the LL4148 is 1A, but it's recommended to derate the current based on the ambient temperature to ensure reliability.

  • Yes, the LL4148 can be used in switching power supplies, but it's essential to ensure that the device is properly snubbed to prevent voltage spikes and ringing.

  • To protect the LL4148 from ESD, it's recommended to handle the device with proper ESD precautions, such as using an ESD wrist strap or mat, and storing the device in an anti-static bag or container.