MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
DL5221B
THRU
DL-35
Dimensions in millimeters
RECTIFIER SPECIALISTS
R
DC COMPONENTS CO., LTD.
TECHNICAL SPECIFICATIONS OF
GLASS SILICON ZENER DIODES
FEATURES
* Voltage Range:2.4V to 39V
MECHANICAL DATA
* Case: Glass case Minimelf DL-35
* Mounting position: Any
* Weight: 0.05 gram Approx.
* Double slug type construction
DL5259B
1.450.05
3.50.1
0.30.1
CATHODE MARK
* Terminals:Solder plated, solderable per
MIL-STD-750, Method 2026
* Polarity: Color band denotes cathode end
SYMBOL
VALUE
UNITS
Zener Current see Table "Characterisitics"
Power Dissipation at Tamb=25
o
C Ptot 500
(1)
mW
Junction Temperature Tj 175
o
C
Storage Temperature Range Tstg -55 to + 175
o
C
K/mW
Thermal Resistance
RthA
-
Typ.
Junction to Ambient Air
-
Min.
0.3
(1)
Max.
Volts
Forward Voltage
V
F
-
Typ.
at IF=100mA
-
Min.
1
Max.
1)Valid Provided that leads are kept at ambient temperature at a distance of 8 mm from case.
NOTE: Suffix "B" indicates Zener Voltage Tolerance 5%
298
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DC COMPONENTS CO., LTD.
RATING AND CHARACTERISTIC CURVES (DL5221B THRU DL5259B)
Nominal
Zener
Voltage
VZ@IZT
Volts
Zener
Test
Current
IZT
mA
Maximum Zener
Impedance
ZZT@IZT ZZT@IZK
( )
Ohms Ohms.
Maximum Reverse
Leakage Current
IR @VR
uA Volts
Typical
Temperature
Coefficient
% /
o
C
Maximum
Regulator
Current
IZM
mA
DL5221B
2.4
20
30
1200
-0.085
100
1.0
191
DL5222B
2.5
20
30
1250
-0.085
100
1.0
182
DL5223B
2.7
20
30
1300
-0.080
75
1.0
168
DL5224B
2.8
20
30
1400
-0.080
75
1.0
162
DL5225B
3.0
20
29
1600
+0.075
50
1.0
151
DL5226B
3.3
20
28
1600
-0.070
25
1.0
138
DL5227B
3.6
20
24
1700
-0.065
15
1.0
126
DL5228B
3.9
20
23
1900
-0.060
10
1.0
115
DL5229B
4.3
20
22
2000
0.055
5.0
1.0
106
DL5230B
4.7
20
19
1900
0.030
5.0
2.0
97
DL5231B
5.1
20
17
1600
0.030
5.0
2.0
89
DL5232B
5.6
20
11
1600
+0.038
5.0
3.0
81
DL5233B
6.0
20
7
1600
+0.038
5.0
3.5
76
DL5234B
6.2
20
7
1000
+0.045
5.0
4.0
73
DL5235B
6.8
20
5
750
+0.050
3.0
5.0
67
DL5236B
7.5
20
6
500
+0.058
3.0
6.0
61
DL5237B
8.2
20
8
500
+0.062
3.0
6.5
55
DL5238B
8.7
20
8
600
+0.065
3.0
6.5
52
DL5239B
9.1
20
10
600
+0.068
3.0
7.0
50
DL5240B
10
20
17
600
+0.075
3.0
8.0
45
DL5241B
11
20
22
600
+0.076
2.0
8.4
41
DL5242B
12
20
30
600
+0.077
1.0
9.1
38
DL5243B
13
9.5
13
600
+0.079
0.5
9.9
35
DL5244B
14
9.0
15
600
+0.082
0.1
10
32
DL5245B
15
8.5
16
600
+0.082
0.1
11
30
DL5246B
16
7.8
17
600
+0.083
0.1
12
28
DL5247B
17
7.4
19
600
+0.084
0.1
13
27
DL5248B
18
7.0
21
600
+0.085
0.1
14
25
DL5249B
19
6.6
23
600
+0.085
0.1
14
24
DL5250B
20
6.2
25
600
+0.086
0.1
15
23
DL5251B
22
5.6
29
600
+0.087
0.1
17
21.2
DL5252B
24
5.2
33
600
+0.088
0.1
18
19.1
DL5253B
25
5.0
35
600
+0.089
0.1
19
18.2
DL5254B
27
4.6
41
600
+0.090
0.1
21
16.8
DL5255B
28
4.5
44
600
+0.091
0.1
21
16.2
DL5256B
30
4.2
49
600
+0.091
0.1
23
15.1
DL5257B
33
3.8
58
700
+0.092
0.1
25
13.8
DL5258B
36
3.4
70
700
+0.093
0.1
27
12.6
DL5259B
39
3.2
80
800
+0.094
0.1
30
11.5
Breakdown characteristics
DL52 SERIES
mA
50
40
30
20
10
0
5V 10V 15V 20V 25V 30V
IZ
VZ
1N5252
1N5250
1N5245
1N5242
1N5241
1N5239
1N5235
1N5234
1N5232
1N5231
1N5230
1N5229
1N5228
1N5224
Test Current
IZ 20mA
changes in the power dissipation
due to the ambient temperature.
500
400
300
200
100
Pd(mw)
Ta(
o
C)
50 100 150 200 300
Ambient Temperature.
Power dissipation
( )Izk=0.25mA
299
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