SMD Type
Diodes
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
Symbol
P
Rating
1500
Unit
mW
/W
Power dissipation
Thermal Resistance, Junction to Lead
Power dissipation @ TA = 25
@ TL = 75
R
JL
50
P
500
mW
/W
Thermal Resistance, Junction to Ambient
Jumction temperature
R
JA
250
Tj
Tstg
150
Storage temperature
-65 to +150
Electrical Characteristics (Ta = 25
)
Zener voltage
Zener Impedance
Leakage Current
IZM
VZ (V)
Type
(mA) Marking
(dc)
ZZT @ IZT
ZZK
IR
A)
@ IZT
(mA)
@ IZK
(mA)
@ VR
(V)
Min.
Mom.
Max.
(
)
(
)
(
1SMA5913B
1SMA5914B
1SMA5915B
1SMA5916B
1SMA5917B
1SMA5918B
1SMA5919B
1SMA5920B
1SMA5921B
1SMA5922B
3.13
3.42
3.70
4.08
4.46
4.84
5.32
5.89
6.46
7.12
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.51
7.14
7.88
113.6
104.2
96.1
87.2
79.8
73.5
66.9
60.5
55.1
50
10
500
500
500
500
500
350
250
200
200
400
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
50
1.0
1.0
1.0
1.0
1.5
2.0
3.0
4.0
5.2
6.0
455
417
385
349
319
294
268
242
221
200
813B
814B
815B
816B
817B
818B
819B
820B
821B
822B
9.0
7.5
6.0
5.0
4.0
2.0
2.0
2.5
3.0
35.5
12.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
1
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