Document
SMD Type
■ Features
Zener Diodes 1SMA4728~4764
Diodes
2.126 1.397
2
4.597 3.988
5.668 4.925
Unit: mm 4.32 4.12
2.896 2.22 1 2.489 2.02
2.438 1.981
2.75 2.55 5.87 5.67
Recommended Land Pattern
1.524 0.762
0.203 0.051
0.305 0.152
■ Absolute Maximum Ratings Ta = 25℃
Parameter Peak forward surge current Power Dissipation Junction Temperature Storage temperature range
Symbol IFM Pd TJ Tstg
Rating 10 1.0 150
-55 to 150
Unit A W
℃
1
SMD Type
1SMA4728~4764
■ Electrical Characteristics Ta = 25℃
Part Number
VZ @ IZT
Nom. V Min. V Max. V
1.0 Watt ZENER Diodes -- continued
1SMA4728 3.3 3.1 3.5
1SMA4729
3.6 3.4 3.8
1SMA4730
3.9 3.7 4.1
1SMA4731
4.3 4.1 4.5
1SMA4732
4.7 4.5 4.9
1SMA4733
5.1 4.8 5.4
1SMA4734
5.6 5.3 5.9
1SMA4735
6.2 5.9 6.5
1SMA4736
6.8 6.5 7.1
1SMA4737
7.5 7.1 7.9
1SMA4738
8.2 7.8 8.6
1SAM4739
9.1 8.6 9.6
1SMA4740 10.0 9.5 10.5
1SMA4741
11.0 10.5 11.6
1SMA4742
12.0 11.4 12.6
1SMA4743
13.0 12.4 13.7
1SMA4744
15.0 14.3 15.8
1SMA4745
16.0 15.2 16.8
1SMA4746
18.0 17.1 18.9
1SMA4747
20.0 19.0 21.0
1SMA4748
22.0 20.9 23.1
1SMA4749
24.0 22.8 25.2
1SMA4750
27.0 25.7 28.4
1SMA4751
30.0 28.5 31.5
1SMA4752
33.0 31.4 34.7
1SMA4753
36.0 34.2 37.8
1SMA4754
39.0 37.1
41
1SMA4755
43.0 40.9 45.2
1SMA4756
47.0 44.7 49.4
1SMA4757
51.0 48.5 53.6
1SMA4758
56.0 53.2 58.8
1SMA4759
62.0 58.9 65.1
1SMA4760
68.0 64.6 71.4
1SMA4761
75.0 71.3 78.8
1SMA4762
82.0 77.9 86.1
1SMA4763
91.0 86.5 95.6
1SMA4764
100 95.0 105
Maximum Zener Impedance
ZZT @ IZT O mA
ZZK @ IZK O mA
10.0 10.0 9.0 9.0 8.0 7.0 5.0 2.0 3.5 4.0 4.5 5.0 7.0 8.0 9.0 10.0 14.0 16.0 20.0 22.0 23.0 25.0 35.0 40.0 45.0 50.0 60.0 70.0 80.0 95.0 110 125 150 175 200 250 350
76.0 69.0 64.0 58.0 53.0 49.0 45.0 41.0 37.0 34.0 31.0 28.0 25.0 23.0 21.0 19.0 17.0 15.5 14.0 12.5 11.5 10.5 9.5 8.5 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.7 3.3 3.0 2.8 2.5
400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 3000 3000 3000
1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 0.50 0.50 0.50 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25
Maximum Leakage Current IR @VR uA V
100 1.0 100 1.0 50 1.0 10 1.0 10 1.0 10 1.0 10 2.0 10 3.0 10 4.0 10 5.0 10 6.0 10 7.0 10 7.6 0.1 8.4 0.1 9.1 0.1 9.9 0.1 11.4 0.1 12.2 0.1 13.7 0.1 15.2 0.1 16.7 0.1 18.2 0.1 20.6 0.1 22.8 0.1 25.1 0.1 27.4 0.1 29.7 0.1 32.7 0.1 35.8 0.1 38.8 0.1 42.6 0.1 47.1 0.1 51.7 0.1 56.0 0.1 62.2 0.1 69.2 0.1 76.0
2
Diodes
Marking Code
Package
728B 729B 730B 731B 732B 733B 734B 735B 736B 737B 738B 739B 740B 741B 742B 743B 744B 745B 746B 747B 748B 749B 750B 751B 752B 753B 754B 755B 756B 757B 758B 759B 760B 761B 762B 763B 764B
SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA SMA
SMD Type
■ Typical Characterisit.