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ONSEMI 1N4738ATR Zener Diode

The ONSEMI 1N4738ATR is a Zener diode within the 1N4728A to 1N4758A series, offering a range of Zener voltages for various voltage regulation and protection applications. It is encapsulated in a DO-41 glass case and features a color band to indicate the cathode. Key electrical characteristics include a Zener voltage ranging from 7.79V to 11.4V, a Zener impedance, and a non-repetitive peak reverse current. This diode is suitable for applications requiring stable voltage regulation and overvoltage protection in circuits.

Authorized Distributors
Source:DigiKey
Part No:1N4738A-TR
Stock:14207
Inv Date:06-10-2026
Price: Unit price: $0.78
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Part No:1N4738AT/R
Stock:5000
Inv Date:06-10-2026
Price: Unit price: $0.05
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Source:DigiKey
Part No:1N4738ATR
Stock:15611
Inv Date:06-10-2026
Price: Unit price: $0.28
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Source:DigiKey
Part No:1N4738ATR
Stock:12900
Inv Date:06-10-2026
Price: Unit price: $0.05
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Part No:1N4738ATR
Stock:12877
Inv Date:06-11-2026
Price: Unit price: $0.28
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Part No:1N4738A-TR
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.41
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Part No:1N4738A T/R
Stock:0
Inv Date:06-11-2026
Price: N/A
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Part No:1N4738A/TR
Stock:0
Inv Date:06-11-2026
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Part No:1N4738A-TR
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.37
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Authorized Distributors
Part No:1N4738A-TR
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0418
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Part No:1N4738ATR
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0455
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Part No:1N4738ATR
Stock:9435
Inv Date:06-11-2026
Price: N/A
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ONSEMI 1N4738ATR Zener Diode Specifications:

  • Absolute Maximum Ratings: Ta = 25°C unless otherwise noted
  • Power Dissipation: 1.0 W @ TL50C, Lead Length = 3/8”
  • Derate: 6.67 mW/C above 50C
  • Operating and Storage Temperature Range: -65 to +200 C
  • Zener Voltage (VZ): Measured with the device junction in thermal equilibrium at the lead temperature (TL) at 30C ± 1C and 3/8” lead length.
  • Non-Repetitive Peak Reverse Current: Measured at 8.3 msec soak time
  • Cathode Band: Denotes cathode
  • Top Mark Information: First line: ON Semiconductor Logo, Second line: Device Name (3rd to 4th characters for 1Nxx series or 4th to 6th characters for BZXyy series), Third line: Device Name (5th to 6th characters for 1Nxx series or Voltage rating for BZXyy series), Fourth line: Device Name (7th to 8th characters for 1Nxx series or Large Die identification for BZXyy series), Fifth line: Date Code (Two Digit - Six Weeks Date Code)

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Frequently Asked Questions

Where can I buy ONSEMI 1N4738ATR?

You can click on the BUY or RFQ button to purchase 1N4738ATR from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 1N4738ATR?

You can download the 1N4738ATR datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 1N4738ATR?

ONSEMI

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