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參數(shù)資料
| 型號(hào)： | PSMA54A |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | Transient voltage suppressor diodes |
| 中文描述： | 400 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-214AC |
| 封裝： | PLASTIC PACKAGE-2 |
| 文件頁(yè)數(shù)： | 5/8頁(yè) |
| 文件大?。?/td> | 63K |
| 代理商： | PSMA54A |
1999 Jan 26
5
Philips Semiconductors
Product specification
Transient voltage suppressor diodes
PSMA8.5A to PSMA78A
GRAPHICAL DATA
Fig.2
Maximum total power dissipation as a
function of temperature.
Solid line: tie-point temperature.
Dotted line: ambient temperature; device mounted on an Al
2
O
3
printed-circuit board as shown in Fig.4.
handbook, halfpage
Ptot
(W)
0
200
0
2
1
3
MGR463
100
T (
°
C)
T
j
= 25
°
C prior to surge.
Fig.3
Maximum non-repetitive peak reverse
power dissipation as a function of pulse
duration (exponential pulse).
handbook, halfpage
10
2
10
2
10
3
4
10
1
1
t2 (ms)
PRSM
(W)
10
MGR465
Fig.4 Printed-circuit board for surface mounting.
Dimensions in mm.
MSB213
4.5
2.5
1.25
50
50
handbook, halfpage
(%)
MGD521
100
90
50
10
t1
t2
t
Fig.5
Non-repetitive peak reverse current pulse
definition.
In accordance with “IEC 60-1, Section 8”
t
1
= 10
μ
s.
t
2
= 1000
μ
s.
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