Vishay TZN5221B...TZN5267B Data Handbook / Specifications
Summary
These high-stability Silicon Zener Diodes are specialized components used for reliable, precise voltage regulation and overvoltage protection in electronic circuits. This detailed technical manual provides comprehensive electrical specifications, absolute maximum ratings, and operational curves across a wide series of models, ensuring engineers can select the perfect diode for their application. It is essential reading for power electronics designers who require stable reference voltages and high performance for robust power management systems.
Page 1 Text Content
查询TZM5221B供应商
TZM5221B...TZM5267B
Vishay Telefunken
Silicon Z–Diodes
Features Very sharp reverse characteristic Very high stability Electrical data identical with the devices 1N5221B...1N5267B Low reverse current level VZ–tolerance ± 5%
Applications Voltage stabilization
Absolute Maximum Ratings Tj = 25C Parameter Test Conditions Type Symbol Value Unit Power dissipation Rth JA<300K/W, Tamb=25C PV m W Z–current IZ PV/VZ m A Junction temperature Tj Storage temperature range Tstg –65...+175
Maximum Thermal Resistance Tj = 25C Parameter Test Conditions Symbol Value Unit Junction ambient on PC board 50mmx50mmx1.6mm Rth JA K/W
Electrical Characteristics Tj = 25C Parameter Test Conditions Type Symbol Min Typ Max Unit Forward voltage IF=200m A VF 1.1
www.vishay.de • Fax Back +1-408-970-5600Document Number 85609
Rev. 2, 01-Apr-99 1 (4)
Page Summary Contents For Vishay TZN5221B...TZN5267B Data Handbook / Specifications
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 4 |
| File Size | 59.92 KB |
| Published | June 06, 2026 |
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Frequently Asked Questions
What is the maximum allowable junction temperature?
The maximum junction temperature (Tj) is 175 °C for storage and 175 °C for operation.
How are the TZM series diodes comparable to older parts?
They feature electrical data identical with devices like 1N5221B through 1N5267B.
What is the maximum power dissipation rating?
The full junction (thJA) package has a maximum rated power dissipation of 500 mW.
Does this product comply with ODS regulations?
Vishay can certify that these semiconductors are not manufactured with ozone depleting substances (ODSs).
Who is responsible for validating operating parameters?
All operating parameters must be validated for each customer application by the customer.