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Product Detailed Parameters
- Description:DIODE ZENER 120V 5W T18
- Series:-
- Mfr:Microsemi Corporation
- Package:Tape & Reel (TR)
- Voltage - Zener (Nom) (Vz):120 V
- Tolerance:±2%
- Power - Max:5 W
- Impedance (Max) (Zzt):170 Ohms
- Current - Reverse Leakage @ Vr:500 nA @ 86.4 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 1N5380CE3/TR12 is a single silicon Zener diode with a nominal voltage of 120 V and a maximum power dissipation of 5 W. It features a tight voltage tolerance of ±2% (C suffix) and operates within a temperature range of -65°C to +150°C. The device utilizes an axial-lead T-18 package and includes a TR suffix indicating tape and reel packaging. Electrical characteristics include a test current of 10 mA, a maximum dynamic impedance of 170 Ohms, and a maximum reverse current of 0.5 µA.
Feature Summary
- Provides stable voltage regulation across a broad operating current and temperature range
- Withstands high surge stresses and offers flexible axial-lead mounting terminals
- Features minimal changes in voltage versus current as specified by voltage regulation
Applications
- Voltage regulation circuits requiring high power handling
- Surge protection applications
- High reliability electronic systems
Procurement Notes
Verify the specific C suffix for ±2% tolerance and e3 suffix for RoHS compliance against official datasheets. Confirm the TR suffix indicates tape and reel packaging. Check for any military screening prefixes if required for your application. Ensure thermal management aligns with the specified derating curves.
Selection Notes
Select this component when a precise 120 V reference with tight tolerance is needed in a high-power environment. The T-18 package supports significant heat sinking capabilities. Consider the thermal resistance values for your specific mounting configuration to ensure operation within the maximum junction temperature limits under steady-state conditions.
Part Context
This part belongs to the JEDEC registered 1N5333B through 1N5388B series of 5.0 watt Zener diodes. The series covers a wide voltage selection from 3.3 to 200 volts. The 'e3' suffix denotes RoHS compliant devices with matte tin plating on the terminals. The 'TR' suffix specifies the tape and reel packaging format.
Replacement Considerations
Equivalent parts within the 1N5333B-1N5388B series may be considered if voltage and tolerance match. Verify that alternative manufacturers offer the same T-18 package dimensions and thermal characteristics. Ensure any replacement maintains the required ±2% tolerance and 5 W power rating.
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