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SM20A PDF预览

SM20A

更新时间: 2024-11-05 06:12:03
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页数 文件大小 规格书
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描述
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR

SM20A 数据手册

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SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR  
Breakdown Voltage  
Peak Pulse Power  
6.8 to 200 Volts  
400 Watts  
SM6.8 THRU SM200CA  
FEATURES  
DO-213AB  
·
Plastic package has Underwriters Laboratory  
Flammability Classification 94V-O  
·
·
·
·
For surface mounted applications  
Glass passivated junction  
Low inductance surge resistance  
Fast response time: typical less than 1.0ps  
from 0 volts to V(BR) for unidirectional AND 5.0ns for  
bidirectional types  
·
400W peak pulse capability with a 10/1000μs waveform,  
repetition rate (duty cycle): 0.01%  
·
·
For devices with V(BR) 10V, ID are typically less than 1.0μA  
High temperature soldering guaranteed:  
250/10 seconds at terminals  
Dimensions in inches and (millimeters)  
MECHANICAL DATA  
·
·
·
Cass: JEDEC DO-213AB,molded plastic body over passivated junction  
Terminals: Solder plated, solderable per MIL-STD-750, Method 2026  
Polarity: Blue bands denotes positive end (cathode) for unidirectional and yellow band in the  
Middle for bidirectional types  
·
·
Mounting position: any  
Weight: 0.116 ounces, 0.0064 gram  
DEVICES FOR BIDRECTIONAL APPLICATIONS  
·
For bidirectional applications use suffix letters C or CA for types SM6.8 thru SM200A (e.g. SM6.8C,  
SM200CA).Electrical Characteristics apply in both directions.  
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS  
·
Ratings at 25ambient temperature unless otherwise specified  
Ratings  
Symbols  
Value  
Unit  
PPPM  
PM(AV)  
IPPM  
Minimum 400 Watts  
Peak Pulse power dissipation with a 10/1000μs waveform(NOTE1,FIG.1)  
Steady Stage Power Dissipation at TT=75(Note2)  
1.0  
See Table 1  
40.0  
Watt  
Amps  
Peak Pulse current with a 10/1000μs waveform (NOTE1,FIG.3)  
Peak forward surge current, 8.3ms single half  
sine-wave superimposed on rated load for unidirectional only  
(JEDEC Method) (Note3)  
Maximum instantaneous forward voltage at 25A (NOTE 3)  
for unidirectional only  
IFSM  
VF  
Amps  
Volts  
3.5  
Operating Junction and Storage Temperature Range  
TJ, TSTG  
50 to +150  
Notes:  
1. Non-repetitive current pulse, per Fig.3 and derated above TA=25per Fig.2  
2. Mounted on copper pads to each terminal of 0.31 in (8.0mm2) per Fig 5.  
3. Measured at 8.3ms single half sine-wave or equivalent square wave duty cycle = 4 pulses per minutes maximum.  
E-mail:
sales@cnmic.com  
Web Site:
www.cnmic.com  

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