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LL4148


Part Number LL4148
Manufacturer Vishay
Title Small Signal Fast Switching Diodes
Description www.vishay.com LL4148, LL4448 Vishay Semiconductors Small Signal Fast Switching Diodes ADDITIONAL RESOURCES 3D 3D 3D Models FEATURES • Silicon...
Features
• Silicon epitaxial planar diode
• Electrical data identical with the devices 1N4148 and 1N4448 respectively
• Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 APPLICATIONS
• Extreme fast switches MECHANICAL DATA Case: MiniMELF (SOD-80) Weight: approx. 31 m...

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LL4148 : LL4148, LL4448 SILICON EPITAXIAL PLANAR DIODES Reverse Voltage 100 Volts Peak Forward Current - 500mA SOD-80 Cathode Indification 0.146(3.70) 0.130(3.30) 0.063(1.60) 0.055(1.40) 0.012(0.30) Glass case Mini MELF / SOD 80 JEDEC DO 213AA technical drawings accarding to DIN specifications FEATURES * Electrical data identical with the devices 1N4148 * and 1N4448 respectively * Extreme fast switches MECHANICAL DATA Case : Mini MELF SOD-80 Glass Case Weight : approx. 0.05 gram *Dimensions in inches and (millimeters) ABSOLUTE MAXIMUM RATINGS ( TJ=25oC ) PARAMETER Repetitive Peak Reverse Voltage Reverse Voltage Peak Forward Surge Current Repetitive Peak Forward Current Forward Current Av.

LL4148 : NOT RECOMMENDED FOR NEW DESIGN USE 1N4148W / 1N4448W LL4148 / LL4448 FAST SWITCHING SURFACE MOUNT DIODE Features and Benefits • Fast Switching Speed • Surface Mount Package Ideally Suited for Automatic Insertion • General Purpose Rectification • Silicon Epitaxial Planar Construction • Lead Free Finish, RoHS Compliant (Note 1) Mechanical Data • Case: MiniMELF • Case Material: Glass: UL Flammability Classification Rating 94V-0 • Moisture Sensitivity: Level 1 per J-STD-020 • Terminals: Finish - Sn97.5Ag2.5. Solderable per MIL-STD-202, Method 208 • Polarity: Cathode Band • Marking: Cathode Band Only • Weight: 0.05 grams (approximate) Ordering Information (Note 2) Notes: Part Number LL4148.

LL4148 : LL4148 Small Signal Diodes MiniMELF FEATURES ♦ Silicon Epitaxial Planar Diodes ♦ Fast switching diode in MiniMELF case especially suited for automatic insertion. ∅ .063 (1.6) .055 (1.4) Cathode Mark ♦ This diode is also available in other case styles .142 (3.6) .134 (3.4) .019 (0.48) .011 (0.28) including: the DO-35 case with the type designation 1N4148, the SOD-123 case with the type designation 1N4148W, and the SOT-23 case with the type designation IMBD4148. Dimensions in inches and (millimeters) MECHANICAL DATA Case: MiniMELF Glass Case (SOD-80) Weight: approx. 0.05 g MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified S.

LL4148 : LL4148 SILICON EPITAXIAL PLANAR DIODE Features Silicon Epitaxial Planar Diode fast switching diode in MiniMELF case especially suited for automatic insertion. Identical electrically to standard 1N4148 These diode are delivered taped. Details see “Taping”. Weight approx. : 0.05g DIMENSIONS DIM A B C inches Min. 0.134 0.055 0.008 Max. 0.142 0.059 0.016 Min. 3.4 1.40 0.2 mm Max. 3.6 1.50 0.4 Note Absolute Maximum Ratings (Ta=25 ) Symbols Values Units Reverse Voltage Peak reverse voltage Rectified current (Average) Half wave rectification with Resist. Load at Tamb=25 and f 50Hz Surge forward current at t1s and Tj=25 Power dissipation at Tamb=25 Junction Temperature Storage temperature ran.

LL4148 : LL 4148, LL 4150, LL 4151, LL 4448 Surface Mount Silicon Planar Diodes Nominal current Nennstrom 0.3 ±0.1 Silizium-Planar-Dioden für die Oberflächenmontage 150...300 mA 50100 V SOD-80 DO-213AA 0.04 g see page 18 siehe Seite 18 1.45 Repetitive peak reverse voltage Periodische Spitzensperrspannung Glass case MiniMELF Glasgehäuse MiniMELF Weight approx. Gewicht ca. Standard packaging taped and reeled Standard Lieferform gegurtet auf Rolle 3.5±0.1 Dimensions / Maße in mm Maximum ratings Type Typ LL 4148 LL 4150 LL 4151 LL 4448 Reverse voltage Sperrspannung VRM [V] 75 50 50 75 0.3 ±0.1 Grenzwerte Reverse Breakdown Voltage Abbruchspannung VRRM [V] 1) 100 50 75 100 LL 4148 LL 4448 Max. a.

LL4148 : Silicon Epitaxial Planar Diodes LL4148.LL4448 Features D Electrical data identical with the devices 1N4148 and 1N4448 respectively Applications Extreme fast switches 94 9371 Absolute Maximum Ratings Tj = 25_C Parameter Repetitive peak reverse voltage Reverse voltage Peak forward surge current Repetitive peak forward current Forward current Average forward current Power dissipation Junction temperature Storage temperature range Test Conditions tp=1ms VR=0 Type Maximum Thermal Resistance Tj = 25_C Parameter Junction ambient Test Conditions on PC board 50mmx50mmx1.6mm Symbol VRRM VR IFSM IFRM IF IFAV PV Tj Tstg Value 100 75 2 500 300 150 500 175 –65...+175 Unit V V A mA mA mA mW °C.

LL4148 : ® WON-TOP ELECTRONICS Features  Silicon Epitaxial Planar Die Construction  Glass Package Version for High Reliability  Fast Switching Speed  High Conductance  For General Purpose Switching Applications Mechanical Data  Case: MiniMELF, Molded Glass  Terminals: Plated Leads Solderable per MIL-STD-202, Method 208  Polarity: Cathode Band  Weight: 0.03 grams  Marking: Cathode Band Only  Lead Free: For RoHS / Lead Free Version, Add “-LF” Suffix to Part Number, See Page 4 LL4148 SURFACE MOUNT FAST SWITCHING DIODE Pb A B C MiniMELF Dim Min Max A 3.30 3.70 B 1.30 1.60 C 0.28 0.50 All Dimensions in mm Maximum Ratings @TA=25°C unless otherwise specified Characteristic Non-Repetitive Peak .

LL4148 : LL4148 FAST SWITCHING DIODES FEATURES ▪ Silicon Epitaxial Planar Diode ▪ Fast switching diode ▪ This diode is also available in other case styles including: the DO-35 case with the type designation 1N4148, the SOD-23 case with the type designation 1N4148W, and the SOT-23 case with the type designation MECHANICAL DATA ▪ Case: MiniMELF ▪ Weight: approx: 0.05gram MiniMELF Cathode Mark ∅ .063 (1.6) .055 (1.4) .142 (3.6) .134 (3.4) .019 (0.48) .011 (0.28) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified Symbol Reverse Voltage VR Peak Reverse Voltage VRM Forward DC current at Tamb = 25 .

LL4148 : LESHAN RADIO COMPANY, LTD. 500 mW LL-34 Hermetically Sealed Glass Fast Switching Diodes Absolute Maximum Ratings TA = 25°C unless otherwise noted Symbol Parameter Value Units PD TSTG TJ VR V RRM IO IFM IFSURGE Power Dissipation Storage Temperature Range Operating Junction Temperature Working Inverse Voltage Repetitive Peak Reverse Voltage Average Rectified Current Non-repetitive Peak Forward Current Peak Forward Surge Current 500 -65 to +200 +175 75 100 150 450 2 mW °C °C V V mA mA A These ratings are limiting values above which the serviceability of the diode may be impaired. LL4148/LL4448 SURFACE MOUNT LL34 Cathode Anode Specification Features: ƒ Fast Switching Device (TRR .

LL4148 : LL4148 / LL4448 SMALL SIGNAL SWITCHING DIODE FEATURES ● Silicon epitaxial planar diode ● Fast switching diodes ● 500mw power dissipation ● High temperature soldering guaranteed 250℃/10S at terminals MECHANICAL DATA Case: MINI MELF glass sealed envelope. Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.002 ounce, 0.05 grams MINI MELF (LL-34) 0.020(0.5) 0.012(0.3) 0.146(3.7) 0.130(3.3) 0.063(1.6) 0.055(1.4) DIA. 0.020(0.5) 0.012(0.3) Dimensions in inches and (millimeters) Maximum Ratings ( TA=25 C Unless otherwise noted) Characteristic Non-Repetitive Peak Voltage Peak Repetitive Reverse Volta.

LL4148 : Technical Data Data Sheet N0230, Rev. - 1N4148 (LL4148) FAST SWITCHING DIODE Features: • Fast Switching Speed • Glass Package Version for High Reliability • High Conductance • Available in Both Through-Hole and Surface Mount Versions • This is a Pb − Free Device • All SMC parts are traceable to the wafer lot • Additional testing can be offered upon request Mechanical Data: • Case: DO-35, Mini MELF/DL-35 • Terminals: Plated leads Solderable per MIL-STD-202, Method 208 • Polarity: Cathode band • Weight: DO-35 0.13 grams Mini MELF/DL-35 0.05 grams • Marking: Cathode band Mechanical Dimensions: In mm/Inches 1N4148 (LL4148) Green Products DO-35 Mini MELF/DL-35 • China - Germany - Korea - Sing.

LL4148 : SURFACE MOUNT FAST SWITCHING DIODE FEATURES • Fast switching device (Trr 4.0 ns) • LL-34 (Mini-MELF) package • Surface device type mounting • Hermetically sealed glass • Compression bonded construction • All external surface are corrosion resistant and terminal are readily solder able • RoHS compliant • Matte Tin(Sn) terminal finish MECHANICAL DATA • Polarity: Indicated by cathode band LL4148 REVERSE VOLTAGE – 75 Volts FORWARD CURRENT – 0.15 Ampere LL-34 LL-34 DIM. A MIN. 3.3 MAX. 3.51 B 1.40 1.50 C 0.35 0.50 All Dimensions in millimeter Maximum Ratings & Thermal Characteristics @ TA = 25℃ unless otherwise specified Characteristic Symbol LL4148 Peak Reverse Voltage Working.

LL4148 : LL4148 — Small Signal Diode LL4148 Small Signal Diode January 2016 Cathode Band SOD80 COLOR BAND MARKING 1ST BAND Black The 1st Band indicates the cathode band Ordering Information Part Number LL4148 Device Marking Color Band Marking Package SOD-80 2L Packing Method Tape and Reel, 7 inch Reel, 2500 pcs Absolute Maximum Ratings(1), (2) Stresses exceeding the absolute maximum ratings may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure to stresses above the recommended operating conditions may affect device reliability. The absolute maxim.

LL4148 : MINIMELF / SOD−80 Electronic versions are uncontrolled except when accessed directly from the Document Repository. Printed versions are uncontrolled except when stamped “CONTROLLED COPY” in red. PAGE 1 OF 1 onsemi and are trademarks of Semiconductor Components Industries, LLC dba onsemi or its subsidiaries in the United States and/or other countries. on.

LL4148 : SURFACE MOUNT LL-34 SWITCHING DIODE FEATURES * Fast Switching Device(TRR4.0nS) * LL-34 Glass Case * Through-Hole Device Type Mounting * Hermetically Sealed Glass * Compression Bonded Construction * All external surfaces are corrosion resistant and leads are readily solderable LL4148 LL-34 MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 oC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Absolute Maximum Ratings (Ta=25 oC) Reverse Voltage Reverse Recovery Time IF=-IR=10mA to IRR=-1mA VR=6V RL=100 ohms Power Dissipatipn at Tamb= 25OC 3.33mW/OC Forward Current Junction Temper.

LL4148 : only. No license, express or implied,to any intellectual property rights is granted by this document. Except as provided in TSC's terms and conditions of sale for such products, TSC assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of TSC products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or seling these products for use in such applications do so at their own risk and agree to .

LL4148 : Peak Repetitive Reverse Voltage SYMBOL VRRM Reverse Voltage (Continuous) VR Average Rectified Forward Current IF (av) Forward Current (DC) IF Repetitive Peak Forward Current Non Repetitive Peak Surge Current t=1 µs t=1 s Power Dissipation up to Tamb=25 ºC IFRM IFSM IFSM Ptot Derating factor Operating and Storage Junction Temperature Range Tj, Tstg VALUE 100 75 150 200 450 2000 500 500 2.85 - 65 to +200 ELECTRICAL CHARACTERISTICS (Ta=25 ºC Unless Otherwise Specified) DESCRIPTION SYMBOL TEST CONDITION Forward Voltage Reverse Current VF IF=10mA IF=5mA IF=100mA IR VR=20V VR=75V LL4148 LL4448 LL4448 Reverse Breakdown Voltage VR=20V, Tj=100º C, LL4448 VR=20V, Tj=150º C VBR IR.




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