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1N5225BT is listed in the Single Zener Diodes range at ChipApex. The manufacturer field lists onsemi. Its product description is DIODE ZENER 3V 500MW DO35. Review the specifications below when checking this part for your BOM.
The onsemi 1N5225BT is a single Zener diode housed in the DO-35 axial through-hole package. It features a nominal Zener voltage of 3 V with a tolerance of ±5%. The device has a maximum power dissipation of 500 mW and a maximum reverse leakage current of 50 µA at the test current of 20 mA. The Zener impedance is specified at 29 Ohms, and the operating temperature range extends from -55 °C to +150 °C.
Verify component authenticity as this part number is listed as obsolete by the manufacturer. Confirm availability from authorized distributors or secondary markets. Ensure the received units match the DO-35 package and electrical specifications. Check for manufacturing date codes and storage conditions to guarantee reliability before integration into designs.
Select this component when a 3 V reference is required in a standard axial package. Consider the 500 mW power rating for thermal management. Evaluate the ±5% voltage tolerance against circuit requirements. Compare alternative manufacturers if supply chain stability is a priority due to the obsolete status.
This component belongs to the 1N522x series of Zener diodes, widely used for general-purpose voltage regulation. The 'B' suffix typically denotes the specific voltage binning within the series. The DO-35 package offers a compact form factor suitable for PCB layouts requiring axial components.
Public confirmed substitute: 1N5225A (Microchip Technology). Verify pinout compatibility and electrical parameter equivalence before substitution.
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