Overview
The 1N5343BE3/TR8 is a silicon 5-watt Zener diode produced by Microchip Technology. This component is part of the JEDEC registered series of axial-leaded Zeners, offering a range of voltage selections. The 1N5343BE3/TR8 is specifically designed to provide a nominal Zener voltage of 7.5 volts with a tolerance of 5% (indicated by the 'B' suffix in the part number). This diode is encapsulated in a molded plastic body with RoHS compliant matte/tin plated axial leads, ensuring environmental compliance and ease of soldering.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Zener Voltage (VZ) | 7.5 | V |
| Maximum Zener Voltage Tolerance | 5% | - |
| Maximum Zener Test Current (IZT) | 175 | mA |
| Maximum Zener Impedance (ZZT @ IZT) | 1.5 | Ω |
| Maximum Leakage Current (IR @ VR) | 10 | µA |
| Thermal Resistance Junction-to-Lead (RӨJL) | 25 | °C/W |
| Thermal Resistance Junction-to-Ambient (RӨJA) | 85 | °C/W |
| DC Power Dissipation @ TL=75 °C | 5 | W |
| Junction and Storage Temperature (TJ and TSTG) | -65 to +150 | °C |
| Solder Temperature @ 10 s | 260 | °C |
Key Features
- JEDEC registered part number for standardization and reliability.
- Zener voltage available with 5% tolerance.
- Low inductance design.
- RoHS compliant and plastic package classification 94V-0.
- Flexible axial lead mounting terminals with built-in strain relief.
- Minimal changes in voltage vs current, ensuring stable voltage regulation over broad operating current and temperature ranges.
- Adequate heat sinking capability due to low thermal resistance design.
Applications
- Voltage regulation in power supplies and electronic circuits.
- Surge protection and transient voltage suppression.
- Current limiting and overvoltage protection.
- Stabilization of voltage in audio and video equipment.
- Use in automotive, industrial, and consumer electronics where stable voltage regulation is critical.
Q & A
- What is the nominal Zener voltage of the 1N5343BE3/TR8?
The nominal Zener voltage is 7.5 volts.
- What is the tolerance of the Zener voltage for this component?
The tolerance is 5%.
- What is the maximum DC power dissipation of the 1N5343BE3/TR8?
The maximum DC power dissipation is 5 watts at TL=75 °C.
- Is the 1N5343BE3/TR8 RoHS compliant?
- What is the thermal resistance junction-to-ambient (RӨJA) of this diode?
The thermal resistance junction-to-ambient is 85 °C/W.
- What are the junction and storage temperature ranges for this component?
The junction and storage temperature ranges are -65 to +150 °C.
- Can the 1N5343BE3/TR8 be used for surge protection?
- What type of package does the 1N5343BE3/TR8 come in?
- Are the leads of the 1N5343BE3/TR8 solderable?
- What is the weight of the 1N5343BE3/TR8?
