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SMAJ78

产品描述Trans Voltage Suppressor Diode, 78V V(RWM), Unidirectional,
产品类别分立半导体    二极管   
文件大小510KB,共4页
制造商Pulse Electronics
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SMAJ78概述

Trans Voltage Suppressor Diode, 78V V(RWM), Unidirectional,

SMAJ78规格参数

参数名称属性值
厂商名称Pulse Electronics
Reach Compliance Codeunknown
ECCN代码EAR99
击穿电压标称值91.25 V
最大钳位电压126 V
二极管类型TRANS VOLTAGE SUPPRESSOR DIODE
极性UNIDIRECTIONAL
最大重复峰值反向电压78 V
表面贴装YES

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SMAJ SERIES
DATA SHEET
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
VOLTAGE - 5.0 to 440 Volts
400 Watt Peak Pulse Power
FEATURE
For surface mounted applications in order to optimize board space.
Low profile package.
Built-in strain relief.
Glass passivated junction.
Low inductance.
Excellent clamping capability.
Repetition Rate (duty cycle):0.01%.
Fast response time: typically less than 1.0ps from 0 Volts to V
BR
for unidirectional types.
Typical I
R
less than 1µA above 10V.
High Temperature soldering: 250°C/10 seconds at terminals.
Plastic package has Underwriters Laboratory Flammability 94V-O.
DO-241AC (SMA)
MECHANICAL DATE
Case: JEDEC DO214AC. Molded plastic over glass passivated junction.
Terminal: Solder plated, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denoted positive end (cathode) except Bidirectional.
Standard Packaging: 12mm tape (EIA STD RS-481).
Weight: 0.002 ounce, 0.061 grams.
DEVICES FOR BIPOLAR APPLICATION
For bidirectional use C or CA suffix for types SMAJ5.0 thru types SMAJ440 (e.g.SMAJ5.0CA, SMAJ440CA), electrical
characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified.
RATING
Peak Pulse Power Dissipation on 10/1000µs waveform (Note 1, 2, FIG.1).
Peak Pulse Current of on 10/1000µs waveform (Note 1, FIG.3).
Peak Forward Surge Current,8.3ms Single Half Sine-Wave Superimposed
on Rated Load,(JEDEC Method) (Note2,3)
Operating junction and Storage Temperature Range.
SYMBOL
P
PPM
P
M(AV)
I
FSM
T
J
,T
STG
VALUE
Minimum 400
See Table 1
40
-55 to +150
UNITS
Watts
Amps
Amps
Notes: 1. Non-repetitive current pulse, per Fig. 3 and derated above TA = 25℃ per Fig. 2.
2. Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal.
3.8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
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