參數資料
型號： 1N4946
廠商： 樂山無線電股份有限公司
英文描述： FAST GPP DIODES
中文描述： 快速玻璃鈍化二極管
文件頁數： 1/2頁
文件大?。?/td> 137K
代理商： 1N4946
Notes:
(1) Reverse recovery test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
(2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
(3) Thermal resistance from junction to ambient at 0.375 (9.5mm) lead length, P.C.B. mounted
Symbols
1N4942
1N4944
1N4946
1N4947
1N4948
Units
Maximum repetitive peak reverse voltage
V
RRM
200
400
600
800
1000
Volts
Maximum RMS voltage
V
RMS
140
280
420
560
700
Volts
Maximum DC blocking voltage
V
DC
200
400
600
800
1000
Volts
Maximum average forward rectified current
0.375" (9.5mm) lead length at T
A
=55
I
(AV)
1.0
Amp
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
I
FSM
25.0
Amps
Maximum instantaneous forward voltage at: 1.0A
at: 2.0A, T
A
=40
V
F
1.3
2.5
Volts
Maximum DC reverse current T
A
=25
at rated DC blocking voltage T
A
=175
I
R
1.0
500.0
A
Maximum reverse recovery time (Note 1)
T
rr
150
250
500
nS
Typical junction capacitance (Note 2)
C
J
15.0
F
Typical thermal resistance (Note 3)
R
JA
55.0
/W
Operating junction and storage temperature range
T
J
, T
STG
-65 to +175
Features
1N4942 THRU 1N4948
FAST SWITCHING PLASTIC RECTIFIER
Reverse Voltage -
200 to 1000 Volts
Forward Current -
1.0 Ampere
High temperature metallurgically bonded construction
Hermetically sealed package
1.0 ampere operation at T
A
=55
Typical I
less than 0.1
A
Capable of meeting environmental standards of
MIL-S-19500
Fast switching for high efficiency
High temperature soldering guaranteed:
350
/10 seconds, 0.375 (9.5mm) lead length,
5 lbs. (2.3Kg) tension
with no thermal runaway
Maximum Ratings and Electrical Characteristics
1
Ratings at 25
ambient temperature unless otherwise specified.
Mechanical Data
Case:
DO-41 solid plastic body
Terminals:
Plated axial leads, solderable per
MIL-STD-750, method 2026
Polarity:
Color band denotes cathode
Weight:
0.012 ounce, 0.33 gram
DIMENSIONS
DIM
inches
mm
Note
Min.
Max.
Min.
Max.
A
0.165
0.205
4.2
5.2
B
0.079
0.106
2.0
2.7
C
0.028
0.034
0.71
0.86
D
1.000
-
25.40
-
相關PDF資料
PDF描述
1N4947 FAST GPP DIODES
1N4948 FAST GPP DIODES
1N4944 1.0 AMP FAST RECOVERY RECTIFIERS
1N4948 1.0 AMP FAST RECOVERY RECTIFIERS
1N4942 1.0 AMP FAST RECOVERY RECTIFIERS
相關代理商/技術參數
參數描述
1N4946 _AY _10001 制造商:PanJit Touch Screens 功能描述:
1N4946/4 功能描述:整流器 1.0 Amp 600 Volt RoHS:否 制造商:Vishay Semiconductors 產品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復時間:1.2 us 正向連續(xù)電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel
1N4946_ R2 _10001 制造商:PanJit Touch Screens 功能描述:
1N4946-B 功能描述:整流器 1A 600V 250ns RoHS:否 制造商:Vishay Semiconductors 產品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復時間:1.2 us 正向連續(xù)電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel
1N4946-E3/54 功能描述:整流器 1.0 Amp 600 Volt RoHS:否 制造商:Vishay Semiconductors 產品:Standard Recovery Rectifiers 配置: 反向電壓:100 V 正向電壓下降: 恢復時間:1.2 us 正向連續(xù)電流:2 A 最大浪涌電流:35 A 反向電流 IR:5 uA 安裝風格:SMD/SMT 封裝 / 箱體:DO-221AC 封裝:Reel
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