CHENDA DL5257B

DL52/ZMM52-SERIES
ZENER DIODES
Zener Voltage: 2.4-56V Peak Pulse Power: 500mW
FEATURE
Low zener impedance
Low regulation factor
Glass passivated junction
High temperature soldering guaranteed:
260 C/10S at terminals
MINI MELF/LL-34
0.063(1.6)
0.055(1.4)
0.020(0.5)
0.012(0.3)
MECHANICAL DATA
0.020(0.5)
0.012(0.3)
0.146(3.7)
0.130(3.3)
Case: MINI MELF molded glass body
Terminals: Plated leads, solderable per MIL-STD 750,
method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.002 ounce,0.05 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
MDD Catalog Number
SYMBOLS
VALUE
UNITS
Ptot
500
mW
Tj
200
C
Storage Temperature Range
TSTG
-65 to + 200
C
Thermal resistance junction ambient(Note 1)
RθJA
0.3
K/mW
VF
1.1
V
Zener Current see Table Characteristics
Power Dissipation at Tamb=25 C(Note 1)
Junction Temperature
Forward voltage at IF=200mA
Note 1: Valid provided that leads at a distance of 10mm from case are kept at ambient temperature
MDD ELECTRONIC
ELECTRICAL CHARACTERISTICS (at TA=25 C unless otherwise noted)
Device Type
Nominal
Zener
Voltage
[email protected]
(Volts)
Test
Current
IZT
(mA)
DL5221B/ZMM5221B
2.4
DL5222B/ZMM5222B
2.5
DL5223B/ZMM5223B
2.7
DL5224B/ZMM5224B
2.8
DL5225B/ZMM5225B
3.0
DL5226B/ZMM5226B
3.3
DL5227B/ZMM5227B
3.6
DL5228B/ZMM5228B
3.9
DL5229B/ZMM5229B
4.3
DL5230B/ZMM5230B
4.7
DL5231B/ZMM5231B
5.1
DL5232B/ZMM5232B
5.6
DL5233B/ZMM5233B
6.0
DL5234B/ZMM5234B
6.2
DL5235B/ZMM5235B
6.8
DL5236B/ZMM5236B
7.5
DL5237B/ZMM5237B
8.2
DL5238B/ZMM5238B
8.7
DL5239B/ZMM5239B
9.1
DL5240B/ZMM5240B
10
DL5241B/ZMM5241B
11
DL5242B/ZMM5242B
12
DL5243B/ZMM5243B
13
DL5244B/ZMM5244B
14
DL5245B/ZMM5245B
15
DL5246B/ZMM5246B
16
DL5247B/ZMM5247B
17
DL5248B/ZMM5248B
18
DL5249B/ZMM5249B
19
DL5250B/ZMM5250B
20
DL5251B/ZMM5251B
22
DL5252B/ZMM5252B
24
DL5253B/ZMM5253B
25
DL5254B/ZMM5254B
27
DL5255B/ZMM5255B
28
DL5256B/ZMM5256B
30
DL5257B/ZMM5257B
33
DL5258B/ZMM5258B
36
DL5259B/ZMM5259B
39
DL5260B/ZMM5260B
43
DL5261B/ZMM5261B
47
DL5262B/ZMM5262B
51
DL5263B/ZMM5263B
56
Note 1: Suffix “B” indicate +5% tolerance
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
3.4
3.2
3.0
2.7
2.5
2.2
Maximum
Maximum Reverse
Typical
Leakage Current Temperature Regulator
Current
Coefficient
@VR
[email protected]=0.25mA
IR
IZM
µA
mA
Ohms
(%/ C)
Volts
Maximum Zener
Impedance
[email protected]
Ohms
30
30
30
30
29
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
150
125
150
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
1000
1100
1300
MDD ELECTRONIC
100
100
75
75
50
25
15
10
5.0
5.0
5.0
5.0
5.0
5.0
3.0
3.0
3.0
3.0
3.0
3.0
2.0
1.0
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
3.0
3.5
4.0
5.0
6.0
6.5
6.5
7.0
8.0
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
19
21
21
23
25
27
30
33
36
39
43
-0.085
-0.085
-0.080
-0.080
-0.075
-0.070
-0.065
-0.060
+0.055
+0.030
+0.030
+0.038
+0.038
+0.045
+0.050
+0.058
+0.062
+0.065
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.082
+0.083
+0.084
+0.085
+0.085
+0.086
+0.087
+0.088
+0.089
+0.090
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
+0.096
+0.096
191
182
168
162
151
138
126
115
106
97
89
81
76
73
67
61
55
52
50
45
41
38
35
32
30
28
27
25
24
23
21.2
19.1
18.2
16.8
16.2
15.1
13.8
12.6
11.5
10.6
9.7
8.9
8.1
RATINGS AND CHARACTERISTIC CURVES DL/ZMM52 SERIES
Breakdown characteristics
5
mA
10
15
20
25
40
30
Test Current
Iz=20mA
20
10
DL/ZMM5252
DL/ZMM5250
DL/ZMM5245
DL/ZMM5242
DL/ZMM5241
DL/ZMM5239
DL/ZMM5235
DL/ZMM5234
DL/ZMM5232
DL/ZMM5231
DL/ZMM5230
DL/ZMM5229
DL/ZMM5228
DL/ZMM5224
0
30
V
Vz,ZENER VOLTAGE,volts
Admissible power dissipation versus ambient temperature
Valid provided that leads are kept at ambient temperature at a distance of 10mm from case
Ptot,POWER DISSIPATION,MILLIWATTS
Iz,TEST CURRENT,MILLIAMPERS
50
500
400
300
200
100
0
0
50
100
150
200
AMBIENT TEMPERATURE, C
MDD ELECTRONIC
250