DL5248B
Zener Single Diode, 18 V, 500 mW, SOD-80 (MiniMELF), 2 Pins, 175 °C, Surface Mount
- Manufacturer: MULTICOMP PRO
- Product type: Zener Single Diodes
- Zener Voltage Vz Typ:18V; Power Dissipation Pd:500mW; Diode Case Style:SOD-80 (MiniMELF); Zener Tolerance ±:5%; No. of Pins:2Pins; Operating Temperature Max:175°C; Product Range:-; Autom
- SVHC: Lead (25-Jun-2025)
- No. of Pins: 2Pins
- Product Range: -
- Qualification: -
- Diode Mounting: Surface Mount
- Diode Case Style: SOD-80 (MiniMELF)
- Power Dissipation: 500mW
- Zener Voltage Nom: 18V
- Operating Temperature Max: 175°C
| Delivery and price | |
|---|---|
| Units per pack | 20000 |
| Price | 0.153 € |
| Current stock | 10+ |
| Lead time | 30 days |
## **Surface Mount Zener Diode** ## **Features** - Planar Die Construction - 500mW Power Dissipation - Ideally Suited for Automated Assembly Processes ## **Mechanical Data** Case : Molded Glass MINI-MELF Terminals : Solderable per MIL-STD-202E, Method 208 Approx. Weight : 0.008 grams Mounting Position : Any Voltage : 2.4 to 75 Volts Power : 500 mWatts ## **Maximum Ratings And Electrical Characteristics** |**Parameter**|**Symbol**|**Value**|**Unit**| |---|---|---|---| |Power Dissipation at Tamb= 25°C|Ptot|500|mW| |Junction Temperature|Tj|175|°C| |Storage Temperature Range|Tstg|-65 to +175|°C| |Vaildprovided that leads at a distance of 10mm from case are kept at ambient temperature|||| |Thermal Resistance Junction to Ambient Air|RθJA|0.3|k/mW(Max.)| |Forward Voltage Typat If = 200mA|Vf|1|Volts(Max.)| * Valid Provided that leads are kept at ambient temperature at a distance of 8mm from case ## **Specification Table** |**Part Number**<br>~~_~~<br>~~a~~|**Nominal Zener Voltage**<br>~~a~~|**Nominal Zener Voltage**<br>~~a~~|**Nominal Zener Voltage**<br>~~a~~|**Maximum Zener Impedance**<br>~~ee~~<br>|**Maximum Zener Impedance**<br>~~ee~~<br>|**Maximum Zener Impedance**<br>~~ee~~<br>|**Maximum Zener Impedance**<br>~~ee~~<br>|**Maximum**<br>**Reverse Current**<br>|**Maximum**<br>**Reverse Current**<br>|**Marking**<br>**code**<br>~~a~~| |---|---|---|---|---|---|---|---|---|---|---| ||**Vz @ Izt**<br>~~es~~<br>~~a~~|||**zzt@Izt**<br>~~es~~<br>~~ee~~<br>||**zzk@Izk**<br>~~es~~<br>||**Ir@Vr**<br>~~es~~<br>||| ||**Nom(V)**<br>~~a~~<br>~~a~~|**Min(V)**<br>~~ee~~<br>~~ee~~|**Max(V)**<br>~~ee~~<br>~~es~~|**Ω**<br>~~ee~~<br>~~ee~~<br>~~es~~|**mA**<br>~~ee~~<br>~~ee~~<br>~~ee~~|**Ω**<br>~~ee~~<br>~~ee~~|**mA**<br>~~ee~~|**μA**<br>~~ee~~|**V**<br>~~ee~~|| |DL5232B+<br>~~a~~<br>~~a~~|5.6<br>~~a~~<br>~~a~~|5.32<br>~~ee~~<br>~~ee~~|5.88<br>~~es~~<br>~~es~~|11<br>~~es~~<br>~~es ee~~|20<br>~~ee~~<br>~~ee~~|1600<br>~~ee~~<br>~~ee~~|0.25<br>~~ee~~|5<br>~~ee~~|3|5232| |DL5236B+<br>~~a ~~<br>~~a~~<br>~~a~~|7.5<br> ~~a~~<br>~~a~~<br>~~se~~|7.13<br>~~ee~~<br>~~ee~~<br>~~se~~|7.88<br>~~es~~<br>~~es~~<br>~~es~~|6<br>~~es ~~<br>~~es ee~~|20<br> ~~ee ~~<br>~~ee~~|500<br> ~~ee~~<br>~~ee~~|0.25<br>~~ee~~|3<br>~~ee~~|6|5236| |DL5248B+<br>~~a ~~<br>~~a~~|18<br> ~~a~~<br>~~se~~|17.1<br>~~ee~~<br>~~se~~|18.9<br>~~es~~<br>~~es~~|21<br>~~es ee~~|7<br>~~ee ~~|600<br> ~~ee~~|0.25<br>~~ee~~|0.1<br>~~ee~~|14|5248| ## **Note:** Standard voltage tolerance is +5%: Suffix “B” for + 5% Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 11/09/19 V1.0 Page <1> ## **Surface Mount Zener Diode** ## **Rating And Characteristic Curves** **Power Derating Curve** ## **Dimensions:** **MINI MELF(DL-35)** 0.063 (1.6) 0.055 (1.4) S | __ DIA. 0.02 (0.5) 0.02 (0.5) 0.012 (0.3) 0.012 (0.3) 0.146 (3.7) ~~r~~ n ~~a~~ 0.13 (3.3) Dimensions : Inches (Millimetres) ## **Part Number Table** |**Part Number Table**|| |---|---| |**Description**|**Part Number**| |Zener - Single 500mW 5.6V DL-35|DL5232B+| |Zener - Single 500mW 7.5V DL-35|DL5236B+| |Zener - Single 500mW 18V DL-35|DL5248B+| **Important Notice :** This data sheet and its contents (the “Information”) belong to the members of the AVNET group of companies (the “Group”) or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence. Multicomp Pro is the registered trademark of Premier Farnell Limited 2019. Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 11/09/19 V1.0 Page <2>
Updated at June 10, 2026
Multicomp Pro is a trusted manufacturer of high-quality electronic components, built upon the rich heritage of established industry names such as SPC Technology, Tenma, Duratool, and Pro Power. Developed to provide engineers and procurement professionals with exceptional value, the brand offers an extensive portfolio of rigorously lab-tested products. By combining strict quality assurance with cost-effective manufacturing, Multicomp Pro delivers premium reliability while providing significant savings compared to leading industry alternatives. The brand's comprehensive lineup is anchored by a vast selection of passive components and essential circuit protection devices. Engineers consistently rely on Multicomp Pro for aluminum electrolytic capacitors, film capacitors, and power inductors designed for demanding applications. The protection portfolio is equally robust, featuring hundreds of standard fuses, resettable fuses, and transient voltage suppression (TVS) diodes to safeguard critical circuitry. Furthermore, the company is a major provider of precision timing solutions, including a wide array of reliable crystals and standard oscillators. Beyond passives and board-level protection, Multicomp Pro offers extensive solutions in power management, discrete semiconductors, and connectivity. This includes highly efficient AC/DC converters, bridge rectifiers, bipolar transistors, and a versatile selection of wire-to-board terminal blocks. Backed by comprehensive factory audits, continuous laboratory testing, and a strong commitment to ethical sourcing, Multicomp Pro ensures that every component consistently meets stringent international safety and performance standards.
About Novapart
Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.
Learn more →Stock Shortage Specialist
When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.
Request a quote →Compliant Alternatives
We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.
BOM Analysis service →