SMM4F8.5A-TR is available for purchase but is not normally stocked.
Available Substitutes:

MFR Recommended

SMA6J8.5A-TR
STMicroelectronics
In Stock: 1,717
Unit Price: $5.09000
Datasheet
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DO-220AA SMP
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

SMM4F8.5A-TR

DigiKey Part Number
SMM4F8.5A-TR-ND - Tape & Reel (TR)
Manufacturer
STMicroelectronics
Manufacturer Product Number
SMM4F8.5A-TR
Description
TVS DIODE 8.5VWM 19.5VC DO222-AA
Customer Reference
Detailed Description
19.5V Clamp 124A (8/20µs) Ipp Tvs Diode Surface Mount STmite Flat (DO222-AA)
Datasheet
 Datasheet
EDA/CAD Models
SMM4F8.5A-TR Models
Product Attributes
Type
Description
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Category
Mfr
STMicroelectronics
Series
SMM4F, TRANSIL™
Packaging
Tape & Reel (TR)
Part Status
Last Time Buy
Type
Zener
Unidirectional Channels
1
Voltage - Reverse Standoff (Typ)
8.5V
Voltage - Breakdown (Min)
9.5V
Voltage - Clamping (Max) @ Ipp
19.5V
Current - Peak Pulse (10/1000µs)
124A (8/20µs)
Power - Peak Pulse
400W
Power Line Protection
No
Applications
General Purpose
Capacitance @ Frequency
-
Operating Temperature
-55°C ~ 175°C (TJ)
Mounting Type
Surface Mount
Package / Case
DO-222AA
Supplier Device Package
STmite Flat (DO222-AA)
Base Product Number
SMM4F8.5
Product Questions and Answers

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Last Time Buy
Last Time Buy Date: 1/2/2026
Quantity
All prices are in HKD
Tape & Reel (TR)
QuantityUnit PriceExt Price
12,000$1.64990$19,798.80
24,000$1.56420$37,540.80
Manufacturers Standard Package