Rev:2019A0 Page :2
Ratings And Characteristic Curves
https://www.microdiode.com
Zener Voltage - 3.3 to 200 Volts Peak Pulse Power - 1.0 W
1SMA4728A THRU 1SMA200A
Nom. V Min. V Max. V O mA O mA uA V
1SMA4728 3.3 3.1 3.5 10.0 76.0 400 1.00 100 1.0 SMA
1SMA4729 3.6 3.4 3.8 10.0 69.0 400 1.00 100 1.0 SMA
1SMA4730 3.9 3.7 4.1 9.0 64.0 400 1.00 50 1.0 SMA
1SMA4731 4.3 4.1 4.5 9.0 58.0 400 1.00 10 1.0 SMA
1SMA4732 4.7 4.5 4.9 8.0 53.0 500 1.00 10 1.0 SMA
1SMA4733 5.1 4.8 5.4 7.0 49.0 550 1.00 10 1.0 SMA
1SMA4734 5.6 5.3 5.9 5.0 45.0 600 1.00 10 2.0 SMA
1SMA4735 6.2 5.9 6.5 2.0 41.0 700 1.00 10 3.0 SMA
1SMA4736 6.8 6.5 7.1 3.5 37.0 700 1.00 10 4.0 SMA
1SMA4737 7.5 7.1 7.9 4.0 34.0 700 0.50 10 5.0 SMA
1SMA4738 8.2 7.8 8.6 4.5 31.0 700 0.50 10 6.0 SMA
1SAM4739 9.1 8.6 9.6 5.0 28.0 700 0.50 10 7.0 SMA
1SMA4740 10.0 9.5 10.5 7.0 25.0 700 0.25 10 7.6 SMA
1SMA4741 11.0 10.5 11.6 8.0 23.0 700 0.25 5.0 8.4 SMA
1SMA4742 12.0 11.4 12.6 9.0 21.0 700 0.25 5.0 9.1 SMA
1SMA4743 13.0 12.4 13.7 10.0 19.0 700 0.25 5.0 9.9 SMA
1SMA4744 15.0 14.3 15.8 14.0 17.0 700 0.25 5.0 11.4 SMA
1SMA4745 16.0 15.2 16.8 16.0 15.5 700 0.25 12.2 SMA
1SMA4746 18.0 17.1 18.9 20.0 14.0 750 0.25 13.7 SMA
1SMA4747 20.0 19.0 21.0 22.0 12.5 750 0.25 15.2 SMA
1SMA4748 22.0 20.9 23.1 23.0 11.5 750 0.25 16.7 SMA
1SMA4749 24.0 22.8 25.2 25.0 10.5 750 0.25 18.2 SMA
1SMA4750 27.0 25.7 28.4 35.0 9.5 750 0.25 20.6 SMA
1SMA4751 30.0 28.5 31.5 40.0 8.5 1000 0.25 22.8 SMA
1SMA4752 33.0 31.4 34.7 45.0 7.5 1000 0.25 25.1 SMA
1SMA4753 36.0 34.2 37.8 50.0 7.0 1000 0.25 27.4 SMA
1SMA4754 39.0 37.1 41 60.0 6.5 1000 0.25 29.7 SMA
1SMA4755 43.0 40.9 45.2 70.0 6.0 1500 0.25 32.7 SMA
1SMA4756 47.0 44.7 49.4 80.0 5.5 1500 0.25 35.8 SMA
1SMA4757 51.0 48.5 53.6 95.0 5.0 1500 0.25 38.8 SMA
1SMA4758 56.0 53.2 58.8 110 4.5 2000 0.25 42.6 SMA
1SMA4759 62.0 58.9 65.1 125 4.0 2000 0.25 47.1 SMA
1SMA4760 68.0 64.6 71.4 150 3.7 2000 0.25 51.7 SMA
1SMA4761 75.0 71.3 78.8 175 3.3 2000 0.25 56.0 SMA
1SMA4762 82.0 77.9 86.1 200 3.0 3000 0.25 62.2 SMA
1SMA4763 91.0 86.5 95.6 250 2.8 3000 0.25 69.2 SMA
1SMA4764 100 95.0 105 350 2.5 3000 0.25 76.0
757A
763A
100A
759A
760A
761A
762A
753A
754A
755A
756A
749A
750A
751A
752A
745A
746A
747A
748A
741A
742A
743A
744A
737A
738A
739A
740A
728A
729A
758A
730A
731A
732A
733A
734A
735A
736A
V
Z
@ I
ZT
Part Number
1.0 Watt ZENER Diodes -- continued
Package
Maximum Zener Impedance
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
Maximum
Leakage
Current
I
R
@V
R
Marking Code
1SMA110A
110
450115.5
2.3
4000
0.25 83.6
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
1SMA120A
120
126 550
2.0
4500
0.25 91.2
5.0
1SMA130A
130
136.5 700
1.9
5000
0.25 98.8
5.0
1SMA150A
150
157.5 1000
1.7
6000
0.25
114.0
5.0
1SMA160A
160
168 1100
1.6
6500
0.25
121.6
5.0
1SMA180A
180
189 1200
1.4
7000
0.25 136.8
5.0
1SMA200A
200
210 1500
1.2
8000
0.25 152.0
5.0
ELECTRICAL CHARACTERISTICS
(TA=25
O
C unless otherwise noted) VF=1.2V max, IF=200mA for all types.
104.5
114
123.5
142.5
152
171
190
110A
120A
130A
150A
160A
180A
200A
SMA
SMA
SMA
SMA
SMA
SMA
SMA
SMA
SMA