星合 子
XINGHE ELECTRONICS
MUR420 - MUR460
4.0AMPS. UltrafastGlass Passivated Rectifiers
RATINGS AND CHARACTERISTIC CURVES (MUR420 THRU MUR460)
FIG.1- MAXIMUM FORWARD CURRENT DERATING
FIG.2- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
150
CURVE
6.0
L = 1/2"
125
100
75
4.0
PCB with 1.5" x 1.5"
copper pads
2.0
50
0
25
0
50
100
150
200
1
10
NUMBER OF CYCLES AT 60HZ
100
AMBIENT TEMPERATURE. (OC)
FIG.3- TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG.4- TYPICSL REVERSE CHARACTERISTICS
100
1000
Tj=250C
100
10
10
Tj=1000C
1
1
0.1
Tj=250C
0.1
0.01
0.001
0.01
0
40
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
20
60
80
100
0
0.4
0.8
1.2
1.6
INSTANTANEOUS FORWARD VOLTAGE. (V)
2.0
FIG.5- TYPICAL JUNCTION CAPACITANCE PERLEG
1000
Tj=250C
f=1.0MHz
Vsig=50m Vp-p
100
10
0.1
1
10
100
REVERSE VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
10W
NONINDUCTIVE
50W
NONINDUCTIVE
trr
+0.5A
(-)
DUT
(+)
PULSE
GENERATOR
(NOTE 2)
0
50Vdc
(approx)
(-)
-0.25A
1W
OSCILLOSCOPE
(NOTE 1)
(+)
NON
INDUCTIVE
-1.0A
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
1cm
SET TIME BASE FOR
5/ 10ns/ cm
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
2
GAOMI XINGHE ELECTRONICSCO.,LTD.
WWW.SDDZG.COM
TEL:0536-2210359
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GXELECTRONICS [ Gaomi Xinghe Electronics Co., Ltd. ]
