1N4749ATR [FAIRCHILD]
Zener Diode, 24V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41, GLASS PACKAGE-2;
| 型号： | 1N4749ATR |
| 厂家： | 
FAIRCHILD SEMICONDUCTOR |
| 描述： | Zener Diode, 24V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41, GLASS PACKAGE-2 二极管 齐纳二极管 测试 |
| 文件： | 总4页 (文件大小：287K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
June 2007
1N4728A - 1N4758A
Zener Diodes
Tolerance = 5%
DO-41 Glass case
COLOR BAND DENOTES CATHODE
Absolute Maximum Ratings *
T
= 25°C unless otherwise noted
a
Symbol
Parameter
Value
Units
PD
Power Dissipation
1.0
W
@ TL ≤ 50°C, Lead Length = 3/8”
Derate above 50°C
6.67
mW/°C
°C
TJ, TSTG
Operating and Storage Temperature Range
-65 to +200
* These ratings are limiting values above which the serviceability of the diode may be impaired.
Electrical Characteristics
T
= 25°C unless otherwise noted
a
V (V) @ I (Note 1)
Max. Zener Impedance
Leakage Current
Z
Z
Test Current
Device
Z @ I
Z
I
@
I
I
V
R
Z
Z
ZK
ZK
R
I (mA)
Min.
Typ.
Max.
Z
(Ω)
(Ω)
(mA)
(μA)
(V)
ZK
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
3.315
3.42
3.705
4.085
4.465
3.3
3.6
3.9
4.3
4.7
3.465
3.78
4.095
4.515
4.935
76
69
64
58
53
10
10
9
9
8
400
1
1
1
1
1
100
100
50
10
10
1
1
1
1
1
400
400
400
500
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
4.845
5.32
5.89
6.46
7.125
5.1
5.6
6.2
6.8
7.5
5.355
5.88
6.51
7.14
7.875
49
45
41
37
34
7
5
2
3.5
4
550
600
700
700
700
1
1
1
1
0.5
10
10
10
10
10
1
2
3
4
5
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
7.79
8.645
9.5
10.45
11.4
8.2
9.1
10
11
8.61
9.555
10.5
11.55
12.6
31
28
25
23
21
4.5
5
7
8
9
700
700
700
700
700
0.5
0.5
0.25
0.25
0.25
10
10
10
5
6
7
7.6
8.4
9.1
12
5
©2007 Fairchild Semiconductor Corporation
1N4728A - 1N4758A Rev. H1
1
www.fairchildsemi.com
V (V) @ I (Note 1)
Max. Zener Impedance
Leakage Current
Z
Z
Test Current
Device
Z @ I
Z
I
@
I
I
V
R
Z
Z
ZK
ZK
R
I (mA)
Min.
Typ.
Max.
Z
(Ω)
(Ω)
(mA)
(μA)
(V)
ZK
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
12.35
14.25
15.2
17.1
19
13
15
16
18
20
13.65
15.75
16.8
18.9
21
19
17
15.5
14
10
14
16
20
22
700
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
9.9
700
700
750
750
11.4
12.2
13.7
15.2
12.5
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
20.9
22.8
25.65
28.5
22
24
27
30
33
23.1
25.2
28.35
31.5
11.5
10.5
9.5
8.5
7.5
23
25
35
40
45
750
750
750
1000
1000
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
16.7
18.2
20.6
22.8
25.1
31.35
34.65
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
34.2
37.05
40.85
44.65
48.45
36
39
43
47
51
37.8
40.95
45.15
49.35
53.55
7
6.5
6
5.5
5
50
60
70
80
95
1000
1000
1500
1500
1500
0.25
0.25
0.25
0.25
0.25
5
5
5
5
5
27.4
29.7
32.7
35.8
38.8
1N4758A
53.2
56
58.8
4.5
110
2000
0.25
5
42.6
Notes:
1. Zener Voltage (V )
Z
The zener voltage is measured with the device junction in the thermal equilibrium at the lead temperature (T ) at 30°C ± 1°C and 3/8” lead length.
L
Top Mark Information
Device
Line 1
Line 2
Line 3
Line 4
Line 5
1N4728A
LOGO
LOGO
LOGO
LOGO
LOGO
47
47
47
47
47
28
29
30
31
32
A
A
A
A
A
XY
XY
XY
XY
XY
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
LOGO
LOGO
LOGO
LOGO
LOGO
47
47
47
47
47
33
34
35
36
37
A
A
A
A
A
XY
XY
XY
XY
XY
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
LOGO
LOGO
LOGO
LOGO
LOGO
47
47
47
47
47
38
39
40
41
42
A
A
A
A
A
XY
XY
XY
XY
XY
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
LOGO
LOGO
LOGO
LOGO
LOGO
47
47
47
47
47
43
44
45
46
47
A
A
A
A
A
XY
XY
XY
XY
XY
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
LOGO
LOGO
LOGO
LOGO
LOGO
47
47
47
47
47
48
49
50
51
52
A
A
A
A
A
XY
XY
XY
XY
XY
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
LOGO
LOGO
LOGO
LOGO
LOGO
47
47
47
47
47
53
54
55
56
57
A
A
A
A
A
XY
XY
XY
XY
XY
1N4758A
LOGO
47
58
A
XY
2
www.fairchildsemi.com
1N4728A - 1N4758A Rev. H1
Top Mark Information (Continued)
st
1
2
line: F - Fairchild Logo
F
nd
rd
th
line: Device Name - 3 to 4 characters of device name for 1Nxx series
47
th
th
or 4 to 6 characters for BZXyy series
rd
th
th
3
line: Device Name - 5 to 6 characters of device name for 1Nxx series
or Voltage rating for BZXyy series
36
A
th
th
th
th
4
5
line: Device Name - 7 to 8 characters of device name for 1Nxx series
or Large Die identification only for BZXyy series
XY
line: Date Code - Two Digit - Six Weeks Date Code
F
General Requirements:
1.0 Cathode Band
2.0 First Line: F - Fairchild Logo
3.0 Second Line: Device name - For 1Nxx series: 3rd to 4th characters of the device name.
For BZxx series: 4th to 6th characters of the device name.
4.0 Third Line: Device name - For 1Nxx series: 5th to 6th characters of the device name.
For BZXyy series: Voltage rating
5.0 Third Line: Device name - For 1Nxx series: 7th to 8th characters of the device name.
(the 8th character is the large die identification)
For BZXyy series: Large Die Identification character
6.0 Fourth Line: Date Code - Two Digit - Six Weeks Date Code
Where: X represents the last digit of the calendar year
Y represents the Six weeks numeric code
7.0 Devices shall be marked as required in the device specification (PID or FSC Test Spec).
8.0 Maximum no. of marking lines: 5
9.0 Maximum no. of digits per line: 3
10.0 FSC logo must be 20 % taller than the alphanumeric marking and should occupy the 2 characters of the specified line.
11.0 Marking Font: Arial (Except FSC Logo)
12.0 First character of each marking line must be aligned vertically.
13.0 All device markings must be based on Fairchild device specification.
3
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1N4728A - 1N4758A Rev. H1
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PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification
Product Status
Definition
Advance Information
Formative or In Design
This datasheet contains the design specifications for product develop-
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Preliminary
First Production
Full Production
Not In Production
This datasheet contains preliminary data, and supplementary data will
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Obsolete
This datasheet contains final specifications. Fairchild Semiconductor
reserves the right to make changes at any time without notice in order
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This datasheet contains specifications on a product that has been dis-
continued by Fairchild semiconductor.The datasheet is printed for ref-
erence information only.
Rev. I23
4
www.fairchildsemi.com
1N4728A - 1N4758A Rev. H1
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