1SMB5949 TRSYS [Transys Electronics], 1SMB5949 Datasheet - Page 2

• Manufacturer Part Number: 1SMB5949
• Description: SURFACE MOUNT SILICON ZENER DIODE
• Manufacturer: TRSYS [Transys Electronics]

1SMB5926 THRU 1SMB5956
ELECTRICAL CHARACTERISTICS (T
* TOLERANCE AND VOLTAGE DESIGNATION Tolerance designation - The type numbers listed indicate a
RATING AND CHARACTERISTICS CURVES
1SMB5926 THRU 1SMB5956
tolerance of
1SMB5926
1SMB5927
1SMB5928
1SMB5929
1SMB5930
1SMB5931
1SMB5932
1SMB5933
1SMB5934
1SMB5935
1SMB5936
1SMB5937
1SMB5938
1SMB5939
1SMB5940
1SMB5941
1SMB5942
1SMB5943
1SMB5944
1SMB5945
1SMB5946
1SMB5947
1SMB5948
1SMB5949
1SMB5950
1SMB5951
1SMB5952
1SMB5953
1SMB5954
1SMB5955
1SMB5956
Device
Fig. 1-STEADY STATE POWER DERATING
±
5%
(Note 1.)
Vz @ I
Nominal
Voltage
Zener
volts
100
110
120
130
150
160
180
200
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
82
91
11
ZT
current
34.1
31.2
28.8
23.4
20.8
18.7
15.6
13.9
12.5
10.4
Test
11.4
L
mA
9.6
8.7
7.3
6.7
5.5
4.6
4.1
3.7
3.4
3.1
2.9
2.5
2.3
2.1
1.9
=30 unless otherwise noted) (V
I
25
17
8
6
5
ZT
Z
Maximum Zener Impedance (Note 2.)
ZT
Ohms
1200
17.5
100
120
140
160
200
250
300
380
450
600
700
900
5.5
6.5
10
12
14
19
23
26
33
38
45
53
67
70
86
@ I
7
9
ZT
Z
Zk
Ohms
1000
1100
1300
1500
1700
2000
2500
3000
3100
4000
4500
5000
6000
6500
7000
8000
@ I
550
550
550
600
600
650
650
650
700
700
750
800
850
900
950
F
=1.5Volts Max @ I
ZK
@
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
0.25
0.25
0.25
0.25
0.25
0.25
F
mA
Fig. 2-ZENER VOLTAGE TO 12 VOLTS
I
=200mAdc for all types.)
ZK
I
Leakage Current
R
A
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Max reverse
@
121.6
136.8
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
62.2
69.2
83.6
91.2
98.8
11.4
152
114
8.4
9.1
9.9
56
76
Volts
V
R
Maximum
DC Zener
I
ZM
Current
136
125
115
100
mAdc
93
83
75
68
62
55
50
45
41
38
34
31
29
26
24
22
20
18
16
15
13
12
10
11
9
8
7
Marking
Device
Code
926B
927B
928B
929B
930B
931B
932B
933B
934B
935B
936B
937B
938B
939B
940B
941B
942B
943B
944B
945B
946B
947B
948B
949B
950B
951B
952B
953B
954B
955B
956B