1SMA4741 thru 1SMA200Z
RATINGS ANAD CHARACTERISTIC CURVES (1SMA4741 THRU 1SMA200Z)
FIG.6- TYPICAL CAPACITANCE versus Vz
FIG.7- TEMPERATURE COEFFICIENTS
400
a-RANGE FOR UNITS TO 12 VOLTS
300
+12
200
+10
+8.0
+6.0
0V BIAS
1.0V BIAS
100
+4.0
+2.0
0
VZ @ IZT
RANGE
10
8
50% OF BREAKDOWN BIAS
10
-2.0
-4.0
4
1
100
2
3
4
5
6
7
8
9
10
11
12
VZ, FORWARD VOLTAGE (VOLTS)
VZ, ZENER VOLTAGE (VOLTS)
FIG.8- TEMPERATURE COEFFICIENTS
b-RANGE FOR UNITS 11 TO 100 VOLTS
FIG.9- EFFECT OF ZENER CURRENT
+6.0
+4.0
100
70
50
VZ @ IZT
TJ=25 o
C
30
20
+2.0
20mA
VZ @ IZT
10
RANGE
0
-2.0
-4.0
7
5
0.01mA
1.0mA
3
2
NOTE: BELOW 3 VOLTS AND ABOVE a VOLTS
CHANGES IN ZENER CURRENT OO NOT
AFFECT TEMPERATURE COEFFICIENTS
1
3
4
5
6
7
8
10
20
30
50
70
100
VZ
, ZENER VOLTAGE (VOLTS)
VZ, ZENER VOLTAGE (VOLTS)
FIG.10- MAXIMUM SURGE POWER
100
70
50
RECTANGULAR
WAVEFORM
TJ = 25oC PRIOR TO
INITIAL PULSE
30
20
10
7
5
20% DUTY CYCLE
3
2
1
0.01
0.02
0.05
0.1
0.2
0.5
1
2
5
10
20
50
100
200
500
1000
PW, PULSE WIDTH (ms)
Information furnished by Silicon Standard Corporation is believed to be accurate and reliable. However, Silicon Standard Corporation makes no
guarantee or warranty, expressed or implied, as to the reliability, accuracy, timeliness or completeness of such information and assumes no
responsibility for its use, or for infringement of any patent or other intellectual property rights of third parties that may result from its
use. Silicon Standard reserves the right to make changes as it deems necessary to any products described herein for any reason, including
without limitation enhancement in reliability, functionality or design. No license is granted, whether expressly or by implication, in relation to
the use of any products described herein or to the use of any information provided herein, under any patent or other intellectual property rights of
Silicon Standard Corporation or any third parties.
08/22/2007 Rev.1.00
www.SiliconStandard.com
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