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Product Detailed Parameters
- Description:DIODE ZENER 180V 5W T18
- Series:-
- Mfr:Microsemi Corporation
- Package:Tape & Reel (TR)
- Voltage - Zener (Nom) (Vz):180 V
- Tolerance:±10%
- Power - Max:5 W
- Impedance (Max) (Zzt):430 Ohms
- Current - Reverse Leakage @ Vr:500 nA @ 130 V
- Operating Temperature:-65°C ~ 150°C
- Mounting Type:Through Hole
- Package / Case:T-18, Axial
- Voltage - Forward (Vf) (Max) @ If:1.2 V @ 1 A
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Overview
The Microsemi Corporation 1N5386AE3/TR8 is a silicon 5.0-watt Zener diode with a nominal voltage of 180 V and a ±10% tolerance. It operates within a temperature range of -65°C to +150°C, features a maximum reverse current of 500 nA at 130 V, and has a dynamic impedance of 430 Ohms. The component utilizes a T-18 axial lead package and is supplied in tape and reel format.
Feature Summary
- Provides stable voltage regulation across a broad operating current and temperature range
- Withstands high surge stresses and exhibits minimal changes in voltage versus current
- Features flexible axial-lead mounting terminals for secure installation
Applications
- Voltage regulation circuits requiring high power dissipation
- Power supply protection against overvoltage conditions
- Reference voltage generation in industrial equipment
Procurement Notes
Verify the RoHS compliance status by confirming the presence of the e3 suffix on the part number. Ensure the TR8 designation matches the required tape and reel packaging specifications. Confirm that the manufacturer and lot details align with official procurement records before finalizing orders.
Selection Notes
Select this component when a 180 V Zener voltage with ±10% tolerance is required. Consider the 5 W power rating and thermal resistance characteristics for adequate heat sinking. Verify that the T-18 through-hole package fits the available board space and mounting constraints.
Part Context
This device belongs to the JEDEC registered 1N5333B through 1N5388B series of silicon 5-watt Zener diodes. The series offers a wide selection of voltages from 3.3 V to 200 V. Different tolerances are identified by specific suffix letters on the part number.
Replacement Considerations
Equivalent parts include 1N5386B and 1N5386E3. Verify compatibility regarding voltage tolerance, power dissipation, and package dimensions before substitution.
FAQ
What does the 'e3' suffix indicate?
The 'e3' suffix indicates that the device is RoHS compliant.
How is the polarity indicated on the component?
Polarity is indicated by a band on the cathode end of the diode.
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