FCI 1N4742

1N4728...4764 Series
Data Sheet
1 Watt ZENER DIODES
(3.3V to 100V)
Description
Mechanical Dimensions
JEDEC
D0-41
.205
.160
1.00 Min.
.080
.107
DO-41
.031 typ.
Dimensions in inch
Features
¬ For surface mounted applications
¬ 1.0 W power dissipation
¬ Ideally suited for automated assembly
processes
Mechanical Data
¬ Case: Molded plastic DO-41
¬ Epoxy: UL 94V-0 rate flame retardant
¬ Terminals: Solderable per MIL-STD-202
method 208
¬ Polarity: cathode band
¬ Mounting position: Any
¬ Weight: 0.34 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25oC ambient temperature unless otherwise specified.
SYMBOL
VALUE
UNIT
Maximum Forward Voltage Drop at IF=10mA
VF
1.2
V
Power Dissipation (Note 1)
PD
1.0
W
RthJA
170
C/W
TJ
-55 to +150
Thermal Resistane Junction to Ambient Air
Operating junction and Storage Temperature
Range
2
NOTES : (1) Mounted on 5.0mm (.013mm thick) land areas.
(2) Measurd on 8.3ms, single half-sine wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
o
o
C
1 Watt ZENER DIODES
(3.3V to 100V)
Data Sheet
Part No.
Electrical Characteristics ( Ta=25oC)
Vz
(V)
IzT
( mA )
ZZT
(Ohm)
ZZK
(Ohm)
IZK
( mA )
IR Max. @VR
VR(V)
(uA)
Surge
Current
( mA )
1N4728
3.3
76
10
400
1.0
100
1.0
1380
1N4729
3.6
69
10
400
1.0
100
1.0
1260
1N4730
3.9
64
9
400
1.0
50
1.0
1190
1N4731
4.3
58
9
400
1.0
10
1.0
1070
1N4732
4.7
53
8
500
1.0
10
1.0
970
1N4733
5.1
49
7
550
1.0
10
1.0
890
1N4734
5.6
45
5
600
1.0
10
2.0
810
1N4735
6.2
41
2
700
1.0
10
3.0
730
1N4736
6.8
37
4
700
1.0
10
4.0
660
1N4737
7.5
34
4
700
0.5
10
5.0
605
1N4738
8.2
31
5
700
0.5
10
6.0
550
1N4739
9.1
28
5
700
0.5
10
7.0
500
1N4740
10
25
7
700
0.5
10
7.6
454
1N4741
11
23
8
700
0.5
5
8.4
414
1N4742
12
21
9
700
0.5
5
9.1
380
1N4743
13
19
10
700
0.5
5
9.9
344
1N4744
15
17
14
700
0.5
5
11.4
304
1N4745
16
15.5
16
700
0.25
5
12.2
285
1N4746
18
14.0
20
750
0.25
5
13.7
250
1N4747
20
12.5
22
750
0.25
5
15.2
225
1N4748
22
11.5
23
750
0.25
5
16.7
205
1N4749
24
10.5
25
750
0.25
5
18.2
190
1N4750
27
9.5
35
750
0.25
5
20.6
170
1N4751
30
8.5
40
1000
0.25
5
22.8
150
1N4752
33
7.5
45
1000
0.25
5
25.1
135
1N4753
36
7.0
50
1000
0.25
5
27.4
125
1N4754
39
6.5
60
1000
0.25
5
29.7
115
1N4755
43
6.0
70
1500
0.25
5
32.7
110
1N4756
47
5.5
80
1500
0.25
5
35.8
95
1N4757
51
5.0
95
1500
0.25
5
38.8
90
1N4758
56
4.5
110
2000
0.25
5
42.6
80
1N4759
62
4.0
125
2000
0.25
5
47.1
70
1N4760
68
3.7
150
2000
0.25
5
51.7
65
1N4761
75
3.3
175
2000
0.25
5
56.0
60
1N4762
82
3.0
200
3000
0.25
5
62.2
55
1N4763
91
2.8
250
3000
0.25
5
69.2
50
1N4764
100
2.5
350
3000
0.25
5
76.0
45
Tolerance on Zener Voltage no suffix----10%, suffix A---5%(example 1N4728A=3.3+/-5%)