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What is 1N4729A?

This electronic component, produced by the manufacturer "SENSITRON", performs the same function as "500mW ZENER DIODES".


1N4729A Datasheet PDF - SENSITRON

Part Number 1N4729A
Description 500mW ZENER DIODES
Manufacturers SENSITRON 
Logo SENSITRON Logo 


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SENSITRON SEMICONDUCTOR
ZENER DIODES
OPERATING AND STORAGE TEMPERATURE –55°C TO+200°C
500mW ZENER DIODES / DO-35/DL-35 (MINI MELF)
TYPE
BZX / BZV 55 C 2V4
BZX / BZV 55 C 2V7
BZX / BZV 55 C 3V0
BZX / BZV 55 C 3V3
BZX / BZV 55 C 3V6
BZX / BZV 55 C 3V9
BZX / BZV 55 C 4V3
BZX / BZV 55 C 4V7
BZX / BZV 55 C 5V1
BZX / BZV 55 C 5V6
BZX / BZV 55 C 6V2
BZX / BZV 55 C 6V8
BZX / BZV 55 C 7V5
BZX / BZV 55 C 8V2
BZX / BZV 55 C 9V1
BZX / BZV 55 C 10
BZX / BZV 55 C 11
BZX / BZV 55 C 12
BZX / BZV 55 C 13
BZX / BZV 55 C 15
BZX / BZV 55 C 16
BZX / BZV 55 C 18
BZX / BZV 55 C 20
BZX / BZV 55 C 22
BZX / BZV 55 C 24
BZX / BZV 55 C 27
BZX / BZV 55 C 30
BZX / BZV 55 C 33
BZX / BZV 55 C 36
BZX / BZV 55 C 39
Nominal
Zener
Voltage
VZ @IZT
Min Max
2.28 2.56
2.5 2.9
2.8 3.2
3.1 3.5
3.4 3.8
3.7 4.1
4.0 4.6
4.4 5.0
4.8 5.4
5.2 6.0
5.8 6.6
6.4 7.2
7.0 7.9
7.7 8.7
8.5 9.6
9.4 10.6
10.4 11.6
11.4 12.7
12.4 14.1
13.8 15.6
15.3 17.1
16.8 19.1
18.8 21.2
20.8 23.3
22.8 25.6
25.1 28.9
28 32
31 35
34 38
37 41
Test
Current
Izr
mA
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2.5
Maximum Zener
Impedance
ZZT@IZT
Ohms
85
85
85
85
85
85
75
60
35
25
10
8
7
7
10
15
20
20
26
30
40
50
55
55
80
80
80
80
80
90
ZZT@IZK
Ohms
600
600
600
600
600
600
600
600
550
450
200
150
50
50
50
70
70
90
110
110
170
170
220
220
220
220
220
220
220
500
IZK
mA
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
0.5
BZX / BZV 55 C 43
BZX / BZV 55 C 47
BZX / BZV 55 C 51
BZX / BZV 55 C 56
BZX / BZV 55 C 62
BZX / BZV 55 C 68
BZX / BZV 55 C 75
BZX / BZV 55 C 82
BZX / BZV 55 C 91
BZX / BZV 55 C 100
BZX / BZV 55 C 110
BZX / BZV 55 C 120
BZX / BZV 55 C 130
BZX / BZV 55 C 150
BZX / BZV 55 C 160
BZX / BZV 55 C 180
BZX / BZV 55 C 188
40 46
44 50
48 54
52 60
58 66
64 72
70 80
77 87
85 96
94 106
104 116
114 127
124 141
138 156
153 171
168 191
188 212
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
1
1
1
1
1
1
1
1
1
90
110
125
135
150
200
250
300
450
450
600
800
1000
1200
1500
1800
2000
600
700
700
1000
1000
1000
1500
2000
5000
5000
5000
5000
5000
5000
5000
5000
5000
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
NOTE: 1. Normal Tolerance ± 5 % .
2. “BZX…” Indicates Mini Melf Package.
Maximum Reverse
Leakage Current
IR @VR
µA Volts
50 1
10 1
41
21
21
21
11
0.5 1
0.1 1
0.1 1
0.1 2
0.1 3
0.1 5
0.1 6.2
0.1 6.8
0.1 7.5
0.1 8.2
0.1 9.1
0.1 10
0.1 11
0.1 12
0.1 13
0.1 15
0.1 16
0.1 18
0.1 20
0.1 22
0.1 24
0.1 27
0.1 30
0.1 33
0.1 36
0.1 39
0.1 43
0.1 47
0.1 51
0.1 56
0.1 62
0.1 68
0.1 75
0.1 82
0.1 91
0.1 100
0.1 110
0.1 120
0.1 130
0.1 150
Typical
Temperature
Cofficient
% / °C
-0.085
-0.080
-0.075
-0.070
-0.065
-0.060
±0.055
±0.030
±0.030
-0.038
+0.045
+0.050
+0.058
+0.062
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.083
+0.085
+0.086
+0.087
+0.088
+0.090
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
+0.096
Maximum
Regulator
Current
IZM
mA
155
135
125
115
105
95
90
85
80
70
64
58
53
74
43
40
36
32
29
27
24
21
20
18
16
14
13
12
11
10
9.2
8.5
7.8
7.0
6.4
5.9
5.3
4.8
4.4
4.0
3.6
3.3
3.0
2.6
2.5
2.2
2.0
54
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