Part Details for SML4746A-E3/5A by Vishay Semiconductors
Results Overview of SML4746A-E3/5A by Vishay Semiconductors
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (8 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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.
SML4746A-E3/5A Information
SML4746A-E3/5A by Vishay Semiconductors is a Voltage Regulator Diode.
Voltage Regulator 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 SML4746A-E3/5A
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
SML4746A-E3/5AGICT-ND
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DigiKey | DIODE ZENER 18V 1W DO214AC Min Qty: 1 Lead time: 10 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
5489 In Stock |
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$0.1375 / $0.5500 | Buy Now |
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New Advantage Corporation | RoHS: Compliant Min Qty: 1 Package Multiple: 7500 | 7500 |
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$0.1635 | Buy Now |
Part Details for SML4746A-E3/5A
SML4746A-E3/5A CAD Models
SML4746A-E3/5A Part Data Attributes
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SML4746A-E3/5A
Vishay Semiconductors
Buy Now
Datasheet
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Compare Parts:
SML4746A-E3/5A
Vishay Semiconductors
ZENER SGL 18V 5% 1W 2PIN DO-214AC - Tape and Reel
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| Pbfree Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | VISHAY SEMICONDUCTORS | |
| Part Package Code | DO-214AC | |
| Package Description | R-PDSO-C2 | |
| Pin Count | 2 | |
| Reach Compliance Code | unknown | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.10.00.50 | |
| Additional Feature | LOW IMPEDANCE | |
| Configuration | SINGLE | |
| Diode Element Material | SILICON | |
| Diode Type | ZENER DIODE | |
| Dynamic Impedance-Max | 20 Ω | |
| JEDEC-95 Code | DO-214AC | |
| JESD-30 Code | R-PDSO-C2 | |
| JESD-609 Code | e3 | |
| Moisture Sensitivity Level | 1 | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 150 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Polarity | UNIDIRECTIONAL | |
| Power Dissipation-Max | 1 W | |
| Qualification Status | Not Qualified | |
| Reference Voltage-Nom | 18 V | |
| Surface Mount | YES | |
| Technology | ZENER | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | C BEND | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Tol-Max | 5% | |
| Working Test Current | 14 mA |
Alternate Parts for SML4746A-E3/5A
This table gives cross-reference parts and alternative options found for SML4746A-E3/5A. 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 SML4746A-E3/5A, 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 |
|---|---|---|---|---|
| SMAJ4746A-TP | Micro Commercial Components | $0.1130 | Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-214AC, PLASTIC, SMAJ, 2 PIN | SML4746A-E3/5A vs SMAJ4746A-TP |
| FM4746AW | Rectron Semiconductor | Check for Price | Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-214AC, ROHS COMPLIANT, PLASTIC PACKAGE-2 | SML4746A-E3/5A vs FM4746AW |
| SML4746A-E3/61 | Vishay Semiconductors | Check for Price | Diode Zener Single 18V 5% 1W 2-Pin SMA T/R | SML4746A-E3/5A vs SML4746A-E3/61 |
| SMAJ4746A | Microsemi Corporation | Check for Price | Zener Diode, 18V V(Z), 5%, 2W, Silicon, Unidirectional, DO-214AC, PLASTIC, SIMILAR TO DO-214AC, SMAJ, 2 PIN | SML4746A-E3/5A vs SMAJ4746A |
| 1SMA4746-GT3 | Sangdest Microelectronics (Nanjing) Co Ltd | Check for Price | Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-214AC, PLASTIC, SMA, 2 PIN | SML4746A-E3/5A vs 1SMA4746-GT3 |
| SML4746A | General Instrument Corp | Check for Price | Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-214AC, | SML4746A-E3/5A vs SML4746A |
| SML4746A-E3/5A | Vishay Intertechnologies | Check for Price | Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-214AC, | SML4746A-E3/5A vs SML4746A-E3/5A |
| SMAJ4746A | Micro Commercial Components | Check for Price | Zener Diode, 18V V(Z), 5%, 1W, Silicon, Unidirectional, DO-214AC, PLASTIC, SMAJ, 2 PIN | SML4746A-E3/5A vs SMAJ4746A |
SML4746A-E3/5A Frequently Asked Questions (FAQ)
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Vishay recommends a PCB layout with a thermal pad connected to a large copper area to dissipate heat efficiently. A minimum of 2 oz copper thickness is recommended, and the thermal pad should be connected to a ground plane or a heat sink.
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To ensure reliable soldering, use a soldering iron with a temperature range of 250°C to 260°C. Apply a small amount of solder paste to the pads, and use a reflow oven with a peak temperature of 240°C to 250°C. Avoid using excessive solder or flux, as it can cause reliability issues.
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Vishay recommends derating the voltage by 10% to 15% to ensure reliable operation. For example, if the maximum rated voltage is 50V, the derated voltage would be 42.5V to 45V.
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While the SML4746A-E3/5A is suitable for high-frequency applications, it's essential to consider the parasitic inductance and capacitance of the device. Vishay recommends using a layout with minimal lead length and a low-inductance path to minimize parasitic effects.
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Vishay recommends using ESD protection devices, such as TVS diodes or ESD arrays, to protect the SML4746A-E3/5A from electrostatic discharge. Ensure that the ESD protection device is rated for the maximum voltage and current of the application.