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DC COMPONENTS CO., LTD.
R RECTIFIER SPECIALISTS
DL4728A
THRU
DL4754A
TECHNICAL SPECIFICATIONS OF GLASS SILICON ZENER DIODES
FEATURES
* Voltage Range:3.3V to 39V
* Double slug type construction
DL-41
MECHANICAL DATA
* Case: Glass sealed case
* Terminals:Solder plated, solderable per
MIL-STD-750, Method 2026
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.35 gram
5.0±0.2
0.4 CATHODE MARK
2.4+0.1
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
Zener Current see Table "Characterisitics"
Power Dissipation at Tamb=25oC
Junction Temperature
Storage Temperature Range
Thermal Resistance
Junction to Ambient Air
SYMBOL
Ptot
Tj
Tstg
RthA
Forward Voltage
at IF=200mA
VF
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%
VALUE
1(1)
175
-55 to + 200
-
-
170(1)
-
-
1.2
UNITS
W
oC
oC
K/mW
Typ.
Min.
Max.
Volts
Typ.
Min.
Max.
300
NENXNETXETXT BBAACBCKAKCK EEXXITEITXI

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RATING AND CHARACTERISTIC CURVES (DL4728A THRU DL4754A)
DL4728A
DL4729A
DL4730A
DL4731A
DL4732A
DL4733A
DL4734A
DL4735A
DL4736A
DL4737A
DL4738A
DL4739A
DL4740A
DL4741A
DL4742A
DL4743A
DL4744A
DL4745A
DL4746A
DL4747A
DL4748A
DL4749A
DL4750A
DL4751A
DL4752A
DL4753A
DL4754A
Nominal
Zener
Voltage
VZ@IZT
Volts
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 Zener
Impedance
ZZT@IZT
Ohms
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
ZZT@IZK
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
Maximum Reverse
IZK Leakage Current
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
IR
uA
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
@VR
Volts
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
Max. Surge
Current
IR
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
Maximum
Regulator
Current
IZM
mA
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
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
0.8
0.6
0.4
0.2
0
0 100 200o C
Tamb
Breakdown characteristics DL47-SERIES
mA
240
5V 10V 15V 20V 25V 30V
200
IZ
160
120
80
0
VZ
DC COMPONENTS CO., LTD.
R
301
NENXETXT BBAACCKK EEXXITIT