Microsemi Corporation
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1PMT4625C/TR7
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1PMT4625C/TR7

Product Overview

Category: Semiconductor
Use: Voltage regulator diode
Characteristics: Low forward voltage drop, high surge capability
Package: SOD-123
Essence: Regulating voltage in electronic circuits
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Zener (Nom) (Vz): 3.3V
  • Power - Max: 1W
  • Impedance (Max) (Zzt): 20 Ohm
  • Current - Reverse Leakage @ Vr: 100nA @ 1V
  • Tolerance: ±5%
  • Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The 1PMT4625C/TR7 has two pins: 1. Anode (A) 2. Cathode (K)

Functional Features

  • Voltage Regulation: Maintains a constant output voltage under varying load conditions.
  • Surge Capability: Can withstand high surge currents without damage.

Advantages and Disadvantages

Advantages: - Low forward voltage drop - High surge capability - Compact package size

Disadvantages: - Limited power dissipation capability - Sensitive to temperature variations

Working Principles

The 1PMT4625C/TR7 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased.

Detailed Application Field Plans

This voltage regulator diode is commonly used in various electronic circuits such as: - Voltage regulators - Power supplies - Overvoltage protection circuits

Detailed and Complete Alternative Models

  • 1N4728A: 3.3V, 1W, ±5% tolerance, DO-41 package
  • BZX84-C3V3: 3.3V, 250mW, ±5% tolerance, SOT-23 package
  • MM3Z3V3T1G: 3.3V, 200mW, ±5% tolerance, SOD-323 package

In conclusion, the 1PMT4625C/TR7 is a semiconductor device that serves as a voltage regulator diode with specific characteristics and applications. Its compact size and voltage regulation capabilities make it suitable for various electronic circuits, but it also has limitations in power dissipation and temperature sensitivity. Understanding its specifications, pin configuration, functional features, and alternatives is essential for effective utilization in electronic designs.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1PMT4625C/TR7 v technických řešeních

  1. What is 1PMT4625C/TR7?

    • 1PMT4625C/TR7 is a high-performance, low-power zener diode designed for voltage regulation and transient overvoltage protection in various technical solutions.

  2. What are the key features of 1PMT4625C/TR7?

    • The key features include a power dissipation of 500mW, a voltage tolerance of ±5%, and a wide operating temperature range.

  3. In what applications can 1PMT4625C/TR7 be used?

    • It can be used in voltage regulation circuits, surge protection, overvoltage clamping, and as a reference voltage source in various technical solutions.

  4. What is the maximum forward voltage of 1PMT4625C/TR7?

    • The maximum forward voltage is 1.5V at 200mA.

  5. What is the reverse standoff voltage of 1PMT4625C/TR7?

    • The reverse standoff voltage is 25V.

  6. How does 1PMT4625C/TR7 contribute to transient overvoltage protection?

    • It provides a stable voltage reference and clamps the voltage during transient overvoltage events, protecting sensitive components in the circuit.

  7. Can 1PMT4625C/TR7 be used in automotive applications?

    • Yes, it is suitable for automotive electronics where voltage regulation and transient overvoltage protection are required.

  8. What is the typical junction capacitance of 1PMT4625C/TR7?

    • The typical junction capacitance is 100pF.

  9. Does 1PMT4625C/TR7 require any external components for operation?

    • It may require external resistors or capacitors depending on the specific application, but it can function independently as a voltage regulator or transient protector.

  10. Is 1PMT4625C/TR7 RoHS compliant?

    • Yes, it is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious technical solutions.