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PTZTE257.5B

PTZTE257.5B Description

The PTZTE257.5B is a high-performance single Zener diode designed and manufactured by ROHM Semiconductor. This device is part of the PTZTE257.5 series and is specifically designed for surface mount applications. With a nominal Zener voltage of 7.9V and a maximum power rating of 1W, the PTZTE257.5B offers excellent voltage regulation and protection capabilities in various electronic circuits.

PTZTE257.5B Features

• Technical Specifications:

  • Nominal Zener Voltage (Vz): 7.9V
  • Maximum Power Rating: 1W
  • Reverse Leakage Current: 20 µA @ 4V
  • Maximum Impedance (Zzt): 4 Ohms
  • Tolerance: ±6%
  • Moisture Sensitivity Level (MSL): 1 (Unlimited)

• Package and Mounting:

  • Surface Mount
  • Supplier Device Package: PMDS (Power Miniature Dual in-line Surface-mount)
  • Package: Tape & Reel (TR)

• Regulatory Compliance:

  • REACH Status: REACH Unaffected
  • RoHS Status: ROHS3 Compliant

• Supplier Information:

  • Manufacturer: ROHM Semiconductor
  • Base Product Number: PTZTE257.5
  • ECCN: EAR99
  • HTSUS: 8541.10.0050
  • Product Status: Not For New Designs

PTZTE257.5B Applications

The PTZTE257.5B is an ideal choice for applications requiring voltage regulation, protection, and stability. Some specific use cases include:

1. Power Supplies: The PTZTE257.5B can be used in power supply circuits to maintain a stable output voltage and protect against voltage spikes.
2. Voltage Reference: This diode can serve as a voltage reference in precision circuits, ensuring accurate and consistent performance.
3. Overvoltage Protection: The PTZTE257.5B can be used in overvoltage protection circuits to prevent damage to sensitive electronic components.
4. Signal Conditioning: In signal conditioning circuits, this diode can help maintain signal integrity by regulating voltage levels.

Conclusion of PTZTE257.5B

The PTZTE257.5B is a versatile and reliable single Zener diode from ROHM Semiconductor. Its unique combination of technical specifications, performance benefits, and regulatory compliance make it an excellent choice for a wide range of applications. While it is not recommended for new designs, the PTZTE257.5B remains a valuable option for existing systems and applications that require its specific performance characteristics.