1N4148-P-TRAlternatives & Equivalent Parts
About 1N4148-P-TR
1N4148-P-TR is a Diode component manufactured by Vishay. It comes in a Diodes, Axial Diameter Horizontal Mounting package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | 1N4148-P-TRSource | SZ1SMA5929BT3G | S1G-13-F | 2SC1815GRTE2FT | PAM2401YPADJ |
|---|---|---|---|---|---|
| Manufacturer | Vishay | ON Semiconductor | Diodes Inc. | Toshiba | Diodes Inc. |
| Package Type | Diodes, Axial Diameter Horizontal Mounting | Diodes Moulded | Diodes Moulded | Other | Small Outline No-lead |
| Pin Count | 2 | 2 | 2 | 3 | 13 |
| Temperature Range | ~ 175.0°C | -65.0°C ~ 150.0°C | -65.0°C ~ 150.0°C | — | -40.0°C ~ 85.0°C |
| Price | $0.0090 | $0.3013 | $0.0141 | — | $0.4320 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| YTEOL | 0 | 6.65 | 6 | — | 6 |
| Application | GENERAL PURPOSE | — | GENERAL PURPOSE | — | — |
| Case Connection | ISOLATED | — | — | — | — |
| Configuration | SINGLE | SINGLE | SINGLE | — | — |
| Diode Element Material | SILICON | SILICON | SILICON | — | — |
| Diode Type | RECTIFIER DIODE | ZENER DIODE | RECTIFIER DIODE | — | — |
| Forward Voltage-Max (VF) | 1 V | — | 1.1 V | — | — |
| JEDEC-95 Code | DO-35 | — | — | — | — |
| JESD-30 Code | O-XALF-W2 | R-PDSO-C2 | R-PDSO-C2 | — | S-PDSO-N12 |
| JESD-609 Code | e3 | e3 | e3 | — | e4 |
| Non-rep Pk Forward Current-Max | 2 A | — | 30 A | — | — |
| Number of Elements | 1 | 1 | 1 | — | — |
| Number of Phases | 1 | — | 1 | — | — |
| Output Current-Max | 0.15 A | — | 1 A | — | — |
| Package Body Material | UNSPECIFIED | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Shape | ROUND | RECTANGULAR | RECTANGULAR | — | SQUARE |
| Package Style | LONG FORM | SMALL OUTLINE | SMALL OUTLINE | — | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | — | 260 |
| Power Dissipation-Max | 0.5 W | 0.5 W | — | — | — |
| Qualification Status | Not Qualified | — | Not Qualified | — | — |
| Rep Pk Reverse Voltage-Max | 100 V | — | 400 V | — | — |
| Reverse Recovery Time-Max | 0.008 µs | — | 3 µs | — | — |
| Surface Mount | NO | YES | YES | — | YES |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | MATTE TIN | — | NICKEL PALLADIUM GOLD |
| Terminal Form | WIRE | C BEND | C BEND | — | NO LEAD |
| Terminal Position | AXIAL | DUAL | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | — | — |
| Pbfree Code | — | Yes | No | — | — |
| Manufacturer Package Code | — | 403D-02 | SMA | — | — |
| Factory Lead Time | — | 8 Weeks | — | — | 12 Weeks |
| Dynamic Impedance-Max | — | 9 Ω | — | — | — |
| Knee Impedance-Max | — | 600 Ω | — | — | — |
| Polarity | — | UNIDIRECTIONAL | — | — | — |
| Reference Standard | — | AEC-Q101 | — | — | — |
| Reference Voltage-Nom | — | 15 V | — | — | — |
| Reverse Current-Max | — | 0.5 µA | — | — | — |
| Reverse Test Voltage | — | 11.4 V | — | — | — |
| Technology | — | ZENER | — | — | — |
| Voltage Tol-Max | — | 5% | — | — | — |
| Working Test Current | — | 25 mA | — | — | — |
| Additional Feature | — | — | HIGH RELIABILITY | — | OUTPUT VOLTAGE RANGE FROM 2.5 V TO 5 V |
| Analog IC - Other Type | — | — | — | — | SWITCHING REGULATOR |
| Control Mode | — | — | — | — | CURRENT-MODE |
| Control Technique | — | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | — | — | — | — | 4.75 V |
| Input Voltage-Min | — | — | — | — | 0.9 V |
| Input Voltage-Nom | — | — | — | — | 3.3 V |
| Number of Functions | — | — | — | — | 1 |
| Output Voltage-Nom | — | — | — | — | 5 V |
| Switcher Configuration | — | — | — | — | BOOST |
| Switching Frequency-Max | — | — | — | — | 1000 kHz |
| Temperature Grade | — | — | — | — | INDUSTRIAL |
| Terminal Pitch | — | — | — | — | 0.45 mm |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for 1N4148-P-TR — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for 1N4148-P-TR is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating 1N4148-P-TR replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to 1N4148-P-TR?
Known equivalents for 1N4148-P-TR include SZ1SMA5929BT3G, S1G-13-F, 2SC1815GRTE2FT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of 1N4148-P-TR?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify 1N4148-P-TR alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.