1N4728A [RECTRON]
1W 5% DO-41 ZENER DIODE; 1W 5 ％ DO- 41稳压二极管
| 型号： | 1N4728A |
| 厂家： | 
RECTRON SEMICONDUCTOR |
| 描述： | 1W 5% DO-41 ZENER DIODE |
| 文件： | 总2页 (文件大小：22K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1N4728A
THRU
1N4757A
RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
1W 5% DO-41 ZENER DIODE
Absolute Maximun Ratings (Ta=25oC)
Dimensions
Items
Symbol
PTOT
Ratings
1.0
Unit
W
DO-41
Power Dissipation
Power Derating
6.67
1.5
mW/oC
27.9 MIN
o
(above 50 C)
0.71
0.87
DIA.
Forward Voltage
@If = 200 mA
Vf
V
Vz Tolerence
5
%
oC
oC
Junction Temp.
Storage Temp.
TJ
-65 to 175
-65 to 175
4.06
5.51
TSTG
Mechanical Data
Items
Package
2.03
2.72
DIA.
Materials
DO-41
Case
Hermetically sealed glass
27.9 MIN
Lead/Finish
Chip
Double stud/Solder Plating
Glass Passivated
Dimensions in millimeters
Electrical Characteristics (Ta=25oC)
TEMP.
COEFF.
ZENER
VOLTAGE
MAX ZENER
IMPEDANCE
MAX ZENER
IMPEDANCE
MAXIMUM
REVERSE
CURRENT
TYPE
dvz
(%/ oC)
Vz(V) @Izt(mA) Rz (ohms) @Izt(mA) Rz (ohms) @Izt(mA)
@VR (V) IR (uA)
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10.0
76
69
64
58
53
49
45
41
37
34
31
28
25
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
76
69
400
400
400
400
500
550
600
700
700
700
700
700
700
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.25
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
7.6
100
100
50
10
10
10
10
10
10
10
10
10
10
-0.06
-0.06
-0.05
-0.03
-0.01
0.01
0.03
0.04
0.05
0.05
0.06
0.06
0.07
64
58
53
49
45
41
37
34
31
28
25
Electrical Characteristics (Ta=25oC)
TEMP.
COEFF.
ZENER
VOLTAGE
MAX ZENER
IMPEDANCE
MAX ZENER
IMPEDANCE
Izt = 0.25mA
MAXIMUM
REVERSE
CURRENT
TYPE
dvz
(%/ oC)
Vz(V) @Izt(mA) Rz (ohms) @Izt(mA)
Rz (ohms)
700
@VR (V) IR (uA)
1N4741A
1N4742A
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
23
21
8
23
21
8.4
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
0.07
0.07
0.07
0.08
0.08
0.08
0.08
0.08
0.08
0.09
0.09
0.09
0.09
0.09
0.09
0.09
0.09
9
700
9.1
19
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
19
700
9.9
17
17
700
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.6
25.1
27.4
29.7
32.7
35.8
38.8
15.5
14
15.5
14
700
750
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
Notes:
1. Rectangular waveform (tp= 10 ms)
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