DC COMPONENTS CO., LTD.
R
1N4728A
THRU
1N4754A
RECTIFIER SPECIALISTS
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 C 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
o
SYMBOL
Zener Current see Table "Characterisitics"
o
Power Dissipation at Tamb=25 C
VALUE
1
(1)
175
-55 to + 200
UNITS
Ptot
Tj
Tstg
W
o
o
Junction Temperature
Storage Temperature Range
C
C
K/mW
Thermal Resistance
Junction to Ambient Air
RthA
-
-
170
(1)
Typ.
Min.
Max.
Volts
Forward Voltage
at IF=200mA
V
F
-
-
1.2
Typ.
Min.
Max.
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
RATING AND CHARACTERISTIC CURVES (1N4728A THRU 1N4754A)
Nominal
Zener
Voltage
VZ@IZT
Volts
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
3.3
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
Test
Current
IZT
mA
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
15.5
14
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
Maximum Reverse Max. Surge Maximum
Regulator
Current
Impedance
Leakage Current
Current
IR
ZZT@IZT ZZT@IZK
IR
@VR
IZM
mA
Ohms
Ohms
mA
uA
Volts
mA
IZK
10
10
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
45
50
60
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
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
100
100
50
10
10
10
10
10
10
10
10
10
10
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
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
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
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
276
252
234
217
193
178
162
146
133
121
110
100
91
83
76
69
61
57
50
45
41
38
34
30
27
25
23
Maximum Zener
Admissible power dissipation
versus ambient temperature
Valid provided that leads are kept at ambient
temperature at a distance of 10mm from case
W
1.0
mA
240
Breakdown characteristics
5V
10V
15V
20V
200
IZ
1N47-SERIES
25V
30V
0.8
Ptot
Power dissipation
0.6
160
0.4
120
0.2
80
0
0
100
200 C
o
0
7V5
6V8
6V2
5V6
5V1
4V7
4V3
3V9
3V3
9V1
11
12
15
20
22
24
27
Tamb
VZ
DC COMPONENTS CO., LTD.
R
163
