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SMAJ78A PDF Data sheet ( 特性 )

部品番号 SMAJ78A
部品説明 SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
メーカ EIC discrete Semiconductors
ロゴ EIC discrete Semiconductors ロゴ 



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SMAJ78A Datasheet, SMAJ78A PDF,ピン配置, 機能
SMAJ 5.0 ~ 170A
VBR : 6.8 - 200 Volts
PPK : 400 Watts
SURFACE MOUNT TRANSIENT
VOLTAGE SUPPRESSOR
SMA (DO-214AC)
FEATURES :
* 400W surge capability at 1ms
* Excellent clamping capability
* Low zener impedance
* Fast response time : typically less
then 1.0 ps from 0 volt to VBR(min.)
* Typical IR less then 1µA above 10V
MECHANICAL DATA
* Case : SMA Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Lead Formed for Surface Mount
* Polarity : Color band denotes cathode end except Bipolar.
* Mounting position : Any
* Weight : 0.064 grams
MAXIMUM RATINGS
Rating at Ta = 25 °C ambient temperature unless otherwise specified.
Rating
Symbol
Peak Pulse Power Dissipation (Note1,2,5) Fig. 4
PPPM
Peak Forward Surge Current per Fig. 5 (Note 3)
Peak Pulse Current on 10/1000µs
waveform (Note 1, Fig. 1)
Steady State Power Dissipation (Note 4)
Operating Junction and Storage Temperature Range
IFSM
IPPM
PM(AV)
TJ, T STG
Notes :
(1) Non-repetitive Current pulse, per Fig. 3 and derated above Ta = 25 °C per Fig. 1
(2) Mounted on 5.0mm2 (0.013mm) copper pads to each terminal.
(3) 8.3ms single half sine-wave duty cycle=4 pulses per minutes maximum.
(4) Lead temperature at TL=75°C
(5) Peak pulse power waveform is 10/1000µs.
1.1 ± 0.3
1.2 ± 0.2
2.6 ± 0.15
2.1 ± 0.2
0.2 ± 0.07
2.0 ± 0.2
Dimensions in millimeter
Value
Minimum 400
40
See Table
1.0
- 55 to + 150
Units
Watts
Amps
Amps
Watt
°C
UPDATE : SEPTEMBER 5, 2000

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