YANGJIE 1N4743A

1N4728A~1N4761A
Zener diode
Voltage Range
3.3 to 75 Volts
DO-41
Features
1.High reliability
2.Very sharp reverse characteristic
3.Low reverse current level
4.Vz-tolerance*5%
1.0(25.4)
MIN.
.107(2.7)
.080(2.0)
DIA.
Applications
Voltage stabilization
.205(5.2)
.166(4.2)
1.0(25.4)
MIN.
Absoluto
Maximum Ratings
0
.034(.86)
.028(.71)
DIA.
Tj=25 C
Dimensions in inches and (millimeters)
Symbol
Value
Unit
PD
1
W
Z-current
lz
PD/Vz
mA
Junction temperature
Tj
200
0C
Tstg
-65~+175
0C
Parameter
Test Conditions
Type
Tamb*500C
Power dissipation
Storage temperature range
Maximum Thermal Resistance
Tj=250C
Parameter
Junction ambient
Test Condltions
Symbol
Value
Unit
I=9.5mm(3/8") TL=constant
RthJA
100
K/W
Electrcal Characteristics
Tj=250C
Parameter
Forward voltage
Test Conditions
lF=200mA
Type
Symbol
VF
Min
Typ
Max
Unit
1.2
V
Type
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
1N4755A
1N4756A
1N4757A
1N4758A
1N4759A
1N4760A
1N4761A
Vznom
V
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
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
lzt for Vzt and r
mA
*
76
<10
69
<10
64
<9
58
<9
53
<8
49
<7
45
<5
41
<2
37
<3.5
34
<4.0
31
<4.5
28
<5.0
25
<7
23
<8
21
<9
19
<10
17
<14
15.5
<16
14
<20
12.5
<22
11.5
<23
10.5
<25
9.5
<35
8.5
<40
7.5
<45
7.0
<50
6.5
<60
6.0
<70
5.5
<80
5.0
<95
4.5
<110
4.0
<125
3.7
<150
3.3
<175
Rzk
*
<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
<1500
<1500
<1500
<2000
<2000
<2000
<2000
at
lzk
mA
1
1
1
1
1
1
1
1
1
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
0.25
0.25
0.25
0.25
0.25
0.25
0.25
lR at VR
uA
<100
<100
<50
<10
<10
<10
<10
<10
<10
<10
<10
<10
<10
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
<5
1)Based on DC-measurement at thermal equilibrium while maintaining the temperature (TL)at 300C,
9.5mm(3/8") from the diode body.
V
1
1
1
1
1
1
2
3
4
5
6
7
7.6
8.4
9.1
9.9
11.4
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
56