KEXIN 839B

Diodes
SMD Type
Surface Mount Zener Diodes
1SMA59-B Series
Features
Flat Handling Surface for Accurate Placement
Standard Zener Breakdown Voltage Range -3.3V to 68V
Low Profile Package
Absolute Maximum Ratings (Ta = 25 )
Parameter
Power dissipation
Symbol
Rating
Unit
P
1500
mW
@ TL = 75
Thermal Resistance, Junction to Lead
Power dissipation
R
JL
P
@ TA = 25
Thermal Resistance, Junction to Ambient
R
JA
50
/W
500
mW
250
/W
Jumction temperature
Tj
150
Storage temperature
Tstg
-65 to +150
Electrical Characteristics (Ta = 25 )
Zener voltage
VZ (V)
Zener Impedance
Leakage Current
Type
ZZT @ IZT
( )
ZZK
( )
@ IZK
(mA)
IR
( A)
@ VR
(V)
IZM
(mA)
(dc)
Marking
Min.
Mom.
Max.
@ IZT
(mA)
1SMA5913B
3.13
3.3
3.47
113.6
10
500
1.0
50
1.0
455
813B
1SMA5914B
3.42
3.6
3.78
104.2
9.0
500
1.0
35.5
1.0
417
814B
1SMA5915B
3.70
3.9
4.10
96.1
7.5
500
1.0
12.5
1.0
385
815B
1SMA5916B
4.08
4.3
4.52
87.2
6.0
500
1.0
2.5
1.0
349
816B
1SMA5917B
4.46
4.7
4.94
79.8
5.0
500
1.0
2.5
1.5
319
817B
1SMA5918B
4.84
5.1
5.36
73.5
4.0
350
1.0
2.5
2.0
294
818B
1SMA5919B
5.32
5.6
5.88
66.9
2.0
250
1.0
2.5
3.0
268
819B
1SMA5920B
5.89
6.2
6.51
60.5
2.0
200
1.0
2.5
4.0
242
820B
1SMA5921B
6.46
6.8
7.14
55.1
2.5
200
1.0
2.5
5.2
221
821B
1SMA5922B
7.12
7.5
7.88
50
3.0
400
0.5
2.5
6.0
200
822B
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1
Diodes
SMD Type
1SMA59-B Series
Zener voltage
VZ (V)
Zener Impedance
Leakage Current
Type
2
IZM
(mA)
(dc)
Marking
Min.
Mom.
Max.
@ IZT
(mA)
ZZT @ IZT
( )
ZZK
( )
@ IZK
(mA)
IR
( A)
@ VR
(V)
1SMA5923B
7.79
8.2
8.61
45.7
3.5
400
0.5
2.5
6.5
183
823B
1SMA5924B
8.64
9.1
9.56
41.2
4.0
500
0.5
2.5
7.0
165
824B
1SMA5925B
9.5
10
10.5
37.5
4.5
500
0.25
2.5
8.0
150
825B
1SMA5926B
10.45
11
11.55
34.1
5.5
550
0.25
0.5
8.4
136
826B
1SMA5927B
11.4
12
12.6
31.2
6.5
550
0.25
0.5
9.1
125
827B
1SMA5928B
12.35
13
13.65
28.8
7.0
550
0.25
0.5
9.9
115
828B
1SMA5929B
14.25
15
15.75
25
9.0
600
0.25
0.5
11.4
100
829B
1SMA5930B
15.2
16
16.8
23.4
10
600
0.25
0.5
12.2
94
830B
1SMA5931B
17.1
18
18.9
20.8
12
650
0.25
0.5
13.7
83
831B
1SMA5932B
19
20
21
18.7
14
650
0.25
0.5
15.2
75
832B
1SMA5933B
20.9
22
23.1
17
17.5
650
0.25
0.5
16.7
68
833B
1SMA5934B
22.8
24
25.2
15.6
19
700
0.25
0.5
18.2
63
834B
1SMA5935B
25.65
27
28.35
13.9
23
700
0.25
0.5
20.6
56
835B
1SMA5936B
28.5
30
31.5
12.5
26
750
0.25
0.5
22.8
50
836B
1SMA5937B
31.35
33
34.65
11.4
33
800
0.25
0.5
25.1
45
837B
1SMA5938B
34.2
36
37.8
10.4
38
850
0.25
0.5
27.4
42
838B
1SMA5939B
37.05
39
40.95
9.6
45
900
0.25
0.5
29.7
38
839B
1SMA5940B
40.85
43
45.15
8.7
53
950
0.25
0.5
32.7
35
840B
1SMA5941B
44.65
47
49.35
8.0
67
1000
0.25
0.5
35.8
32
841B
1SMA5942B
48.45
51
53.55
7.3
70
1100
0.25
0.5
38.8
29
842B
1SMA5943B
53.2
56
58.8
6.7
86
1300
0.25
0.5
42.6
27
843B
1SMA5944B
58.9
62
65.1
6.0
100
1500
0.25
0.5
47.1
24
844B
1SMA5945B
64.6
68
71.4
5.5
120
1700
0.25
0.5
51.7
22
845B
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