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參數資料
| 型號： | BZX79-A2V4 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | ECONOLINE: RQS & RQD - 1kVDC Isolation- Internal SMD Construction- UL94V-0 Package Material- Toroidal Magnetics- Efficiency to 80% |
| 中文描述： | 2.4 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35 |
| 文件頁數： | 6/12頁 |
| 文件大?。?/td> | 61K |
| 代理商： | BZX79-A2V4 |
2002 Feb 27
6
Philips Semiconductors
Product specification
Voltage regulator diodes
BZX79 series
THERMAL CHARACTERISTICS
Note
1.
Device mounted on a printed circuit-board without metallization pad.
SYMBOL
PARAMETER
CONDITIONS
VALUE
UNIT
R
th j-tp
R
th j-a
thermal resistance from junction to tie-point lead length 8 mm.
thermal resistance from junction to ambient lead length max.; see Fig.2 and note 1
300
380
K/W
K/W
GRAPHICAL DATA
handbook, full pagewidth
10
1
1
10
10
2
10
3
10
4
10
5
MBG930
10
2
10
1
3
tp (ms)
tp
tp
T
T
δ
=
0.02
0.01
≤
0.001
0.75
0.50
0.33
0.20
0.10
0.05
δ
= 1
Rth j-a
(K/W)
Fig.2 Thermal resistance from junction to ambient as a function of pulse duration.
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