1N4743A [DCCOM]
TECHNICAL SPECIFICATIONS OF GLASS SILICON ZENER DIODES; 作者：玻璃硅稳压二极管技术规格
| 型号： | 1N4743A |
| 厂家： | 
DC COMPONENTS |
| 描述： | TECHNICAL SPECIFICATIONS OF GLASS SILICON ZENER DIODES |
| 文件： | 总2页 (文件大小：216K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
1N4728A
DC COMPONENTS CO., LTD.
THRU
RECTIFIER SPECIALISTS
R
1N4754A
TECHNICAL SPECIFICATIONS OF GLASS SILICON ZENER DIODES
FEATURES
* Voltage Range:3.3V to 39V
* Double slug type construction
DO-41(G)
MECHANICAL DATA
* Case: Glass sealed case
* Lead: MIL-STD-202E, Method 208 guaranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.35 gram
MAX.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Dimensions in millimeters
SYMBOL
VALUE
UNITS
Zener Current see Table "Characterisitics"
Power Dissipation at Tamb=25oC
Ptot
Tj
1(1)
175
W
oC
Junction Temperature
Storage Temperature Range
Tstg
-55 to + 200
oC
K/mW
Typ.
Min.
Max.
Volts
Typ.
Min.
Max.
Thermal Resistance
RthA
-
-
Junction to Ambient Air
170(1)
Forward Voltage
at IF=200mA
VF
-
-
1.2
1)Valid Provided that leads are kept at ambient temperature at a distance of 10 mm from case.
NOTE: Suffix "A" indicates Zener Voltage Tolerance ± 5%
162
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RATING AND CHARACTERISTIC CURVES (1N4728A THRU 1N4754A)
Nominal
Zener
Voltage
VZ@IZT
Volts
3.3
Test
Current
IZT
Maximum Zener
Impedance
Maximum Reverse Max. Surge Maximum
IZK
Regulator
Current
Current
Leakage Current
IR
ZZT@IZT ZZT@IZK
IR
uA
100
100
50
@VR
Volts
1.0
1.0
1.0
IZM
mA
276
252
234
217
193
178
162
146
133
121
110
100
91
mA
1380
1260
1170
1085
965
890
810
730
660
605
550
500
454
414
380
344
304
285
250
225
205
190
170
150
135
125
115
Ohms
10
10
Ohms
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
1000
1000
1000
1000
mA
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
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
mA
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
9.0
9.0
8.0
7.0
5.0
2.0
3.5
4.0
4.5
5.0
7.0
8.0
9.0
10
14
16
20
22
23
25
35
40
10
1.0
10
1.0
10
1.0
10
2.0
10
3.0
10
4.0
10
5.0
10
6.0
10
7.0
10
7.6
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
8.4
9.1
9.9
83
76
69
61
57
50
45
41
38
34
30
27
25
23
17
15.5
14
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
45
50
60
36
39
Admissible power dissipation
versus ambient temperature
Valid provided that leads are kept at ambient
temperature at a distance of 10mm from case
Breakdown characteristics
1N47-SERIES
W
mA
5V
10V
15V
20V
25V
30V
1.0
240
0.8
0.6
0.4
0.2
0
200
160
120
80
IZ
0
0
100
200oC
Tamb
VZ
DC COMPONENTS CO., LTD.
R
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