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1SMA4747 R2 The Taiwan Semiconductor 1SMA4747 R2 is a Zener Diode with a 20V Zener Voltage and 1W power dissipation. It is supplied in a DO-214AC-2 package.
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1SMA4747 R2

Available from 1 distributors
Mfr Name: TSC
TSC
The Taiwan Semiconductor 1SMA4747 R2 is a Zener Diode with a 20V Zener Voltage and 1W power dissipation. It is supplied in a DO-214AC-2 package.
✓ Total Stock: 45,000 pcs
$ Price Range: $0.52

1SMA4747 R2 Available from 1 distributor

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✓ Non-Authorised
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45,000 pcs
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1SMA4747 R2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Height
Length
Mounting Style
Power Dissipation
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Tape & Reel
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1SMA4747 R2 Description

Short technical summary and product information.

The 1SMA4747 R2 from Taiwan Semiconductor is a Zener Diode designed for voltage regulation applications. It features a Zener Voltage of 20V and a power dissipation rating of 1W. The diode offers a voltage tolerance of 5% and an impedance of 22 Ohms at a test current of 12.5 mA.

 

This component operates within a temperature range of -55 C to +150 C. Its mechanical dimensions include a width of 2.83 mm, length of 4.75 mm, and height of 2.41 mm. The unit weight is approximately 0.003739 oz.

 

The 1SMA4747 R2 is mounted using the SMD/SMT style and comes in a Cut Tape, Reel packaging configuration. It is specified as RoHS3 Compliant, MSL 1 Unlimited, and REACH Unaffected.

1SMA4747 R2 Quick Information

Product Type: Zener Diode
Series: 1SMA
Canonical Name: 1SMA4747 R2 Zener Diode
Subcategory: Diodes & Rectifiers

1SMA4747 R2 Compliance

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

1SMA4747 R2 Estimated Pricing

Qty Low High
1+ $0.52 $0.52

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

1SMA4747 R2 Features

  • 20V Zener voltage for stable regulation.
  • 1W power dissipation capability.
  • 5% voltage tolerance.
  • SMD/SMT mounting in DO-214AC-2 package.
  • Wide operating temperature range.

1SMA4747 R2 Applications

  • Used for voltage regulation circuits.
  • Suitable for power supply filtering.
  • Applicable in overvoltage protection.
  • Ideal for general-purpose Zener applications.

1SMA4747 R2 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the Zener voltage of the 1SMA4747 R2?

The Zener voltage is 20V.

What is the power dissipation of the 1SMA4747 R2?

The power dissipation is 1W.

What is the voltage tolerance for this Zener Diode?

The voltage tolerance is 5%.

What is the operating temperature range?

The operating temperature range is -55 C to +150 C.

What package type is the 1SMA4747 R2 supplied in?

It is supplied in a DO-214AC-2 package.

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