DL5221B SERIES
SURFACE MOUNT ZENER DIODE
VOLTAGE - 2.4 to 75 Volts
POWER
- 500 mWatts
FEATURES
●
Planar Die Construction
●
500mW Power Dissipation
●
Ideally Suited for Automated Assembly Processes
MINI MELF(DL-35)
MECHANICAL DATA
●
Case: Molded Glass MINI-MELF
●
Terminals: Solderable per MIL-STD-202E, Method 208
●
Polarity: See Diagram Below
●
Approx. Weight: 0.008 grams
●
Mounting Position: Any
Unit :inch(mm)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Parameter
Power Dissipaiton at Tamb = 25℃
Junction Temperature
Storage Temperature Range
Symbol
P
TOT
T
J
T
S
Value
500
175
-65to+175
Units
mW
℃
℃
Vaild provided that leads at a distance of 10mm from case are kept at ambient temperature.
Parameter
Thermal Resistance Junciton to Ambient Air
Forward Voltage at IF=200mA
Symbol
R
θJA
V
F
Min
---
---
Typ
---
---
Max
0.3
1.1
Units
K/mW
V
Vaild provided that leads at a distance of 10 mm from case are kept at ambient temperature.
DL5221B SERIES
Nominal Zener Voltage
Part
Number
Nom. V
DL5221B
DL5222B
DL5223B
DL5224B
DL5225B
DL5226B
DL5227B
DL5228B
DL5229B
DL5230B
DL5231B
DL5232B
DL5233B
DL5234B
DL5235B
DL5236B
DL5237B
DL5238B
DL5239B
DL5240B
DL5241B
DL5242B
DL5243B
DL5244B
DL5245B
DL5246B
DL5247B
DL5248B
DL5249B
DL5250B
DL5251B
DL5252B
DL5253B
DL5254B
DL5255B
DL5256B
DL5257B
DL5258B
DL5259B
DL5260B
DL5261B
DL5262B
DL5263B
DL5264B
DL5265B
DL5266B
DL5267B
Notes:
STANDARD VOLTAGE TOLERANCE IS +5% AND:
SUFFIX “A” FOR + 3%
SUFFIX “B” FOR + 5%
SUFFIX “C” FOR + 10%
SUFFIX “D” FOR + 20%
2.40
2.50
2.70
2.80
3.00
3.30
3.60
3.90
4.30
4.70
5.10
5.60
6.00
6.20
6.80
7.50
8.20
8.70
9.10
10.00
11.00
12.00
13.00
14.00
15.00
16.00
17.00
18.00
19.00
20.00
22.00
24.00
25.00
27.00
28.00
30.00
33.00
36.00
39.00
43.00
47.00
51.00
56.00
60.00
62.00
68.00
75.00
V
Z
@ I
ZT
Min. V
2.28
2.38
2.57
2.66
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.70
5.89
6.46
7.13
7.79
8.27
8.65
9.50
10.45
11.40
12.35
13.30
14.25
15.20
16.15
17.10
18.05
19.00
20.90
22.80
23.75
25.65
26.60
28.50
31.35
34.20
37.05
40.85
44.65
48.45
53.20
57.00
58.90
64.60
71.25
Max. V
2.52
2.63
2.84
2.94
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.30
6.51
7.14
7.88
8.61
9.14
9.56
10.50
11.55
12.60
13.65
14.70
15.75
16.80
17.85
18.90
19.95
21.00
23.10
25.20
26.25
28.35
29.40
31.50
34.65
37.80
40.95
45.15
49.35
53.55
58.80
63.00
65.10
71.40
78.75
Ω
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
170
185
230
270
Max.Zener Impedance
Z
ZT
@ I
ZT
mA
Ω
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
1400
1400
1600
1700
Z
ZK
@ I
ZK
mA
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
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
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
0.25
0.25
Max Reverse
Leakage Current
I
R
@ V
R
μA
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
0.1
0.1
0.1
0.1
V
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
10.0
11.0
12.0
13.0
14.0
14.0
15.0
17.0
18.0
19.0
21.0
21.0
23.0
25.0
27.0
30.0
33.0
36.0
39.0
43.0
46.0
47.0
52.0
56.0
5221
5222
5223
5224
5225
5226
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5242
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
5263
5264
5265
5266
5267
marking code
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
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
2.1
2.0
1.8
1.7
RATING AND CHARACTERTIC CURVES
DL5221B SERIES
