參數(shù)資料
型號: 1N4148
元件分類: 參考電壓二極管
英文描述: 0.2 A, 75 V, SILICON, SIGNAL DIODE, DO-35
封裝: HERMETIC SEALED, GLASS, SC-40, 2 PIN
文件頁數(shù): 2/8頁
文件大小: 60K
代理商: 1N4148
1999 May 25
2
Philips Semiconductors
Product specication
High-speed diodes
1N4148; 1N4448
FEATURES
Hermetically sealed leaded glass
SOD27 (DO-35) package
High switching speed: max. 4 ns
General application
Continuous reverse voltage:
max. 75 V
Repetitive peak reverse voltage:
max. 75 V
Repetitive peak forward current:
max. 450 mA.
APPLICATIONS
High-speed switching.
DESCRIPTION
The 1N4148 and 1N4448 are high-speed switching diodes fabricated in planar
technology, and encapsulated in hermetically sealed leaded glass SOD27
(DO-35) packages.
Fig.1 Simplified outline (SOD27; DO-35) and symbol.
The diodes are type branded.
handbook, halfpage
MAM246
k
a
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
Note
1. Device mounted on an FR4 printed circuit-board; lead length 10 mm.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VRRM
repetitive peak reverse voltage
75
V
VR
continuous reverse voltage
75
V
IF
continuous forward current
see Fig.2; note 1
200
mA
IFRM
repetitive peak forward current
450
mA
IFSM
non-repetitive peak forward current
square wave; Tj =25 °C prior to
surge; see Fig.4
t=1
s
4A
t=1ms
1A
t=1s
0.5
A
Ptot
total power dissipation
Tamb =25 °C; note 1
500
mW
Tstg
storage temperature
65
+200
°C
Tj
junction temperature
200
°C
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