Vishay SM8S Series New Product Introduction Vishay Semiconductors (formerly General Semiconductor) Owner's Manual - User Guide
Summary
The SM8S Series provides robust surface mount transient voltage suppressors (TVS) designed for critical load dump and surge protection across electronics systems. This comprehensive manual details ideal application guidelines, including mechanical parameters, packaging options, and high-temperature soldering procedures. It is essential reading for electrical engineers and PCB designers who require reliable components to manage extreme transients caused by overvoltage events in demanding industrial or power applications.
Page 1 Text Content
查询SM8S供应商
SM8S Series
New Product Vishay Semiconductors
formerly General Semiconductor
Surface Mount Automotive Transient Voltage Suppressors
DO-218AB Stand-off Voltage 10 to 43V
Peak Pulse Power 6600W (10/1000µs)
0.539(13.7) Patented* 0.524(13.3)
Extended
0.413(10.5) 0.342(8.7) Mounting Pad Layout 0.374(9.5) 0.327(8.3)
Voltage Range
Dimensions in
inches and (millimeters)
LEAD 1
0.016 (0.4) Min. *Patent #’s:
LEAD 2/METAL HEATSINK 0.059(1.5)
Features Mechanical Data • Ideally suited for load dump protection Case: Molded plastic body, surface mount with heatsink
• Plastic package has Underwriters Laboratory integrally mounted in the encapsulation
Flammability Classification 94V-0 Terminals: Plated, solderable per MIL-STD-750, Method 2026 • High temperature stability due to unique oxide passiva-
Polarity: Heatsink is anode
tion and patented PAR® construction
Mounting Position: Any
• Integrally molded heatsink provides a very low thermal
resistance for maximum heat dissipation Weight: 0.091 oz., 2.58 g
• Low leakage current at TJ = 175°C Packaging codes/options:
• High temperature soldering guaranteed: 2D/750 per 13" Reel (16mm Tape), 260°C for 10 seconds at terminals anode towards sprocket hole, 4.5K/box • Meets ISO7637-2 surge spec. 2E/750 per 13" Reel (16mm Tape),
• Low forward voltage drop cathode towards sprocket hole, 4.5K/box
Maximum Ratings and Thermal Characteristics (TC = 25°C unless otherwise noted) Parameter Symbol Value Unit Peak pulse power dissipation with 10/1000µs waveform
10/10,000µs waveform
Steady state power dissipation PD 8.0 Peak pulse current with a 10/1000µs waveform(1) IPPM See Table 1 Peak forward surge current, 8.3ms single half sine-wave IFSM Typical thermal resistance junction to case RθJC 0.90 °C/W Operating junction and storage temperature range TJ, TSTG -55 to +175 °C
Notes: (1) Non-repetitive current pulse derated above TA=25°C
Document Number 88387 www.vishay.com 04-Jun-04
Page Summary Contents For Vishay SM8S Series New Product Introduction Vishay Semiconductors (formerly General Semiconductor) Owner's Manual - User Guide
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 3 |
| File Size | 60.17 KB |
| Published | June 06, 2026 |
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