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Product Detailed Parameters
- Description：DIODE ZENER ARRAY 4.7V SOT-23-3
- Series：DZ23
- Mfr：Vishay General Semiconductor - Diodes Division
- Package：Tape & Reel (TR)
- Configuration：1 Pair Common Cathode
- Voltage - Zener (Nom) (Vz)：4.7 V
- Tolerance：±5%
- Power - Max：300 mW
- Impedance (Max) (Zzt)：78 Ohms
- Current - Reverse Leakage @ Vr：-
- Operating Temperature：-55°C ~ 150°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- pa_package-case：
- Supplier Device Package：SOT-23-3
- Voltage - Forward (Vf) (Max) @ If：-
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Overview
The DZ23C4V7-E3-08 is a silicon planar Zener diode from the Vishay DZ23 series, housed in an SOT-23 surface-mount package. It features a nominal Zener voltage of 4.7 V with a ±5% tolerance and operates at a test current of 5 mA. The device has a maximum reverse leakage current of 3 µA and a dynamic resistance of 78 Ω at the test current. It supports a power dissipation of up to 500 mW and functions within a temperature range of -55 °C to +150 °C.
Feature Summary
- Silicon planar construction for reliable voltage regulation
- Graded Zener voltages conforming to the international E24 standard
- RoHS-compliant commercial grade configuration
Applications
- Voltage reference circuits requiring stable low-voltage regulation
- General-purpose voltage clamping and protection applications
- Power supply output stabilization in compact designs
Procurement Notes
Verify that the ordering suffix matches the required reel size and minimum order quantity. Confirm RoHS compliance status and ensure the component meets the specific thermal and electrical requirements of the target application before finalizing procurement orders.
Selection Notes
Select this component when a 4.7 V Zener voltage with tight tolerance is needed in a small footprint. Ensure the circuit design accounts for the 78 Ω dynamic resistance and the specified test current of 5 mA to maintain accurate voltage regulation under varying load conditions.
Part Context
This part belongs to the DZ23 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series offers a wide range of Zener voltages from 2.2 V to 75 V, all available in the compact SOT-23 package to support space-constrained electronic designs.
Replacement Considerations
DZ23C4V7-G3-08
FAQ
What is the dynamic resistance of the DZ23C4V7-E3-08?
The dynamic resistance (ZZ) is 78 Ω, measured at a test current (IZT) of 5 mA.
Does the DZ23C4V7-E3-08 have AEC-Q101 qualification?
No, the base P/N-E3 designation indicates it is a commercial grade part without AEC-Q101 qualification.
What is the maximum operating junction temperature?
The maximum junction temperature (Tj) is 150 °C.
