1SMA4741 thru 1SMA200Z
RATINGS ANAD CHARACTERISTIC CURVES (1SMA4741 THRU 1SMA200Z)
FIG.1- POWER TEMPERATURE DERATING CURVE
FIG.2- TYPICAL FORWARD CHARACTERISTICS
1000
1.25
MINIMUM
MAXIMUM
500
200
100
50
1.0
0.75
0.50
70 o
C
20
10
5
150 o
C
25 o
C
0.25
0
0 o
C
2
1
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
0
20
40
60
80
100 120 140 160 180 200
AMBIENT TEMPERATURE(oC)
VF, FORWARD VOLTAGE (VOLTS)
FIG.3- EFFECT OF ZENER CURRENT
ON ZENER IMPEDANCE
FIG.5- TYPICAL LEAKAGE CURRENT
1000
10000
7000
5000
TJ = 25 o
IZ(rms)= 0.1 IZ(dc)
f = 1KHz
C
500
TYPICAL LEAKAGE CURRENT
AT 80% OF NOMINAL
BREAKDOWN VOLTAGE
200
100
50
47V
2000
1000
700
500
27V
20
10
5
0.8V
200
100
70
50
2
1
20
0.1
0.2
0.5
1
2
5
10
20
50 100
10
7
IZ, ZENER CURRENT (mA)
5
2
FIG.4- EFFECT OF ZENER VOLTAGE
ON ZENER IMPEDANCE
1
0.7
0.5
1000
+125 o
C
700
500
TJ = 25 o
IZ(rms)= 0.1 IZ(dc)
f = 1KHz
C
0.2
IZ = 1.0mA
5.0mA
200
0.1
0.07
0.05
100
70
50
0.02
0.01
0.007
0.005
20mA
20
10
7
5
+25 o
C
0.002
0.001
2
1
3
4
5
6
7
8
9
10 11 12
13
14 15
1
2
3
5
7
10
20 30
50 70 100
VZ, NOMINAL ZENER VOLTAGE (VOLTS)
IZ, ZENER CURRENT (mA)
08/22/2007 Rev.1.00
www.SiliconStandard.com
3
SSC [ SILICON STANDARD CORP. ]
