SML4746A-E3/61 The Vishay Semiconductors SML4746A-E3/61 is a surface mount Zener diode with an 18V voltage rating and 1W power dissipation. It features a DO-214AC (SMA) package and a standard voltage tolerance of ±5%.
Mfr Part #:

SML4746A-E3/61

Available from 1 distributors
Mfr Name: Vishay
Vishay
The Vishay Semiconductors SML4746A-E3/61 is a surface mount Zener diode with an 18V voltage rating and 1W power dissipation. It features a DO-214AC (SMA) package and a standard voltage tolerance of ±5%.
✓ Total Stock: 105 pcs
$ Price Range: $0.02

SML4746A-E3/61 Available from 1 distributor

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SML4746A-E3/61 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Impedance (Max) (Zzt)
Junction Temperature
Mounting Type
Operating Temperature
Power
Power Dissipation
SVHC Present
Storage Temperature
Supplier Device Package
Tolerance
Voltage

SML4746A-E3/61 Description

Short technical summary and product information.

The Vishay Semiconductors SML4746A-E3/61 is a single Zener diode designed for surface-mounted applications. It offers a nominal Zener voltage of 18V with a standard tolerance of ±5%, and a power dissipation rating of 1W at 75°C.

 

This diode is housed in a DO-214AC (SMA) package, making it suitable for compact designs. Key electrical characteristics include a maximum reverse current of 5 µA at 13.7V and a maximum Zener impedance of 20 Ω at the test current IZT of 76 mA. The operating junction temperature can reach up to 150°C, with a storage temperature range of -65°C to +150°C.

 

The component is manufactured with a plastic package that has an Underwriters Laboratory flammability classification of 94 V-0. It is designed for high temperature soldering, guaranteed up to 260°C for 10 seconds at the terminals. The AEC-Q101 qualification indicates suitability for automotive applications.

SML4746A-E3/61 Quick Information

Product Type: Zener Diode
Series: SML4746A
Canonical Name: Vishay Dale SML4746A-E3/61 Zener Diode
Subcategory: Single

SML4746A-E3/61 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SML4746A-E3/61 Estimated Pricing

Qty Low High
1+ $0.02 $0.02

Estimated market price range - modelled values for guidance only, not live distributor offers.

SML4746A-E3/61 Features

  • 18V nominal Zener voltage rating.
  • 1W power dissipation capability.
  • DO-214AC (SMA) surface mount package.
  • ±5% standard voltage tolerance.
  • AEC-Q101 qualified for automotive use.

SML4746A-E3/61 Applications

  • Voltage regulation in compact power supply circuits.
  • Overvoltage clamping for sensitive electronic loads.
  • Shunt regulator in low-power reference applications.
  • Precise 18V rail in shunt regulator circuits.

SML4746A-E3/61 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of SML4746A-E3/61?

18V at 76mA test current.

What is the voltage tolerance of the SML4746A-E3/61?

±5%.

What is the power dissipation rating of the SML4746A-E3/61?

1W at 75°C lead temperature.

What is the Zener impedance of the SML4746A-E3/61?

20Ω maximum at 76mA.

What is the reverse leakage current of the SML4746A-E3/61?

5µA at 13.7V reverse voltage.

What are the temperature ranges for the SML4746A-E3/61?

Junction temperature up to 150°C, storage temperature -65°C to +150°C.

What is the package type for the SML4746A-E3/61?

DO-214AC (SMA) surface-mount package.

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