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ONSEMI 1N4737A Zener Voltage Regulator

The ONSEMI 1N4737A is a robust zener diode specifically engineered for voltage stabilization in diverse electronic applications. Its key features include high reliability, a distinct and sharp reverse characteristic, and a minimized reverse current level, ensuring stable and predictable performance. The device is characterized by a tolerance of ±5% in its Zener voltage, contributing to accuracy in voltage regulation circuits. It is suitable for use in power supplies, voltage regulators, and other circuits where a stable voltage reference is required. Maximum ratings and thermal resistance specifications are provided to ensure safe and reliable operation within defined limits.

Authorized Distributors
Source:Newark
Part No:1N4737A
Stock:578
Inv Date:06-12-2026
Price: Unit price: $0.274
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Source:DigiKey
Part No:1N4737A
Stock:9950
Inv Date:06-12-2026
Price: Unit price: $0.09
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Source:DigiKey
Part No:1N4737A
Stock:26805
Inv Date:06-12-2026
Price: Unit price: $0.26
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Part No:1N4737A
Stock:24261
Inv Date:06-13-2026
Price: Unit price: $0.26
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Part No:1N4737A
Stock:0
Inv Date:06-12-2026
Price: Unit price: $0.0455
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Part No:1N4737A
Stock:2667
Inv Date:06-13-2026
Price: N/A
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ONSEMI 1N4737A Zener Voltage Regulator Specifications:

  • Power Dissipation: 500 mW
  • Z-Current: Pv / Vz mA
  • Junction Temperature: 200 °C
  • Storage Temperature Range: -65 to +175 °C
  • Junction Ambient Thermal Resistance: 100 K/W
  • Forward Voltage: 1.2 V
  • Reverse Zener Voltage at Izt: Vz
  • Reverse Current: Izt
  • Max. Zener Impedance at Izt: Zzt
  • Reverse Current at Vr: Ir
  • Breakdown Voltage: Vr
  • Forward Current at If: If
  • Forward Voltage at If: Vf
  • Zener Impedance at Izk: Zzk

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Frequently Asked Questions

Where can I buy ONSEMI 1N4737A?

You can click on the BUY or RFQ button to purchase 1N4737A from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 1N4737A?

You can download the 1N4737A datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 1N4737A?

ONSEMI

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