Overview
The 1N5337B/TR8 is a 5-watt Zener diode produced by Microsemi Corporation. This component is part of the 1N5333B to 1N5388B series, known for their high power handling and stability. The 1N5337B/TR8 is specifically designed to regulate voltage at 4.7 volts with a tolerance of ±5%. It is encapsulated in a T-18 axial package and is suitable for through-hole mounting. This diode is widely used in various electronic circuits requiring voltage regulation and surge protection.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | 1N5337B/TR8 |
| Manufacturer | Microsemi Corporation |
| Description | DIODE ZENER 4.7V 5W T18 |
| Voltage - Zener (Nom) (Vz) | 4.7V |
| Tolerance | ±5% |
| Power - Max | 5W |
| Impedance (Max) (Zzt) | 2 Ohms |
| Current - Reverse Leakage @ Vr | 5µA @ 1V |
| Voltage - Forward (Vf) (Max) @ If | 1.2V @ 1A |
| Operating Temperature | -65°C ~ 150°C |
| Mounting Type | Through Hole |
| Package / Case | T-18, Axial |
| Packaging | Tape & Reel (TR) |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- JEDEC registered part number for standardization and reliability.
- High power handling of up to 5 watts, making it suitable for applications requiring robust voltage regulation.
- Low thermal resistance design allows for operation at high maximum DC currents with adequate heat sinking.
- RoHS compliant matte/tin plated axial leads, solderable per MIL-STD-750, method 2026.
- Polarity indicated by a band on the cathode end, ensuring easy identification and correct installation.
- Available in tape and reel packaging for automated assembly processes.
- Wide operating temperature range of -65°C to 150°C, making it versatile for various environmental conditions.
Applications
- Voltage regulation in power supplies and DC-DC converters.
- Surge protection and overvoltage protection in electronic circuits.
- Stabilization of voltage in audio and video equipment.
- Use in automotive and industrial control systems where robust voltage regulation is required.
- Employment in medical devices and other critical systems needing reliable voltage stabilization.
Q & A
- What is the nominal Zener voltage of the 1N5337B/TR8?
The nominal Zener voltage is 4.7V with a tolerance of ±5%.
- What is the maximum power handling of the 1N5337B/TR8?
The maximum power handling is 5 watts.
- What is the operating temperature range of the 1N5337B/TR8?
The operating temperature range is -65°C to 150°C.
- Is the 1N5337B/TR8 RoHS compliant?
No, the 1N5337B/TR8 contains lead and is not RoHS compliant.
- What is the packaging type for the 1N5337B/TR8?
The packaging type is Tape & Reel (TR).
- What is the maximum forward voltage drop at 1A current?
The maximum forward voltage drop at 1A current is 1.2V.
- What is the reverse leakage current at 1V?
The reverse leakage current at 1V is 5µA.
- What is the impedance (Zzt) of the 1N5337B/TR8?
The impedance (Zzt) is 2 Ohms.
- Is the 1N5337B/TR8 suitable for through-hole mounting?
- What is the moisture sensitivity level (MSL) of the 1N5337B/TR8?
The moisture sensitivity level (MSL) is 1 (Unlimited).
