Overview
The 1N4746A TR PBFREE, produced by Central Semiconductor Corp, is a highly reliable silicon Zener diode designed for use as a voltage regulator. This component is part of the 1N4728A series and is suitable for various applications including industrial, commercial, entertainment, and computer systems. It features a hermetically sealed glass package (DO-41) and is known for its stability and performance in regulating voltage.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Type Number | 1N4746A | - |
| Package | DO-41 (SOD66) | - |
| Size | 4.8 x 2.6 | mm |
| Nominal Zener Voltage (VZ) | 18 | V |
| Zener Voltage Tolerance | ±5% | - |
| Minimum Zener Voltage (VZmin) | 17.1 | V |
| Maximum Zener Voltage (VZmax) | 18.9 | V |
| Test Current (IZT) | 14 | mA |
| Maximum Forward Current (IFmax) | 500 | mA |
| Total Power Dissipation (Ptot) | 1000 | mW |
| Maximum Junction Temperature (TJmax) | 200 | °C |
| Operating and Storage Temperature | -65 to +200 | °C |
Key Features
- High reliability and stability in voltage regulation.
- Hermetically sealed glass package (DO-41) for durability.
- Wide operating temperature range: -65°C to +200°C.
- Low maximum Zener impedance.
- Low reverse current.
- Pb-free and RoHS compliant.
Applications
The 1N4746A Zener diode is versatile and can be used in various applications, including:
- Industrial voltage regulation.
- Commercial and entertainment electronics.
- Computer systems and peripherals.
- Power supplies and voltage stabilizers.
- Audio and video equipment.
Q & A
- What is the nominal Zener voltage of the 1N4746A? The nominal Zener voltage is 18V.
- What is the tolerance of the Zener voltage? The Zener voltage tolerance is ±5%.
- What is the maximum power dissipation of the 1N4746A? The maximum power dissipation is 1000 mW.
- What is the maximum junction temperature for the 1N4746A? The maximum junction temperature is 200°C.
- Is the 1N4746A Pb-free and RoHS compliant? Yes, it is Pb-free and RoHS compliant.
- What is the package type of the 1N4746A? The package type is DO-41 (SOD66).
- What are the dimensions of the DO-41 package? The dimensions are 4.8 x 2.6 mm.
- What is the test current for the Zener voltage? The test current is 14 mA.
- What is the maximum forward current? The maximum forward current is 500 mA.
- In what types of applications is the 1N4746A commonly used? It is commonly used in industrial, commercial, entertainment, and computer applications.
