1N5221B~1N5266B
SILICON ZENER DIODES
2.4 to 68 Volt
VOLTAGE
POWER
500 mWatt
FEATURES
• Planar Die construction
• 500mW Power Dissipation
• Ideally Suited for Automated Assembly Processes
• Lead free in compliance with EU RoHS 2.0
MECHANICAL DATA
• Case: Molded Glass DO-35
• Terminals: Solderable per MIL-STD-750, Method 2026
• Polarity: See Diagram Below
• Approx. Weight: 0.005 ounces, 0.13 grams
• Ordering information: Suffix : “ -35 ” to order DO-35 Package
• Packing information
B
- 2K per Bulk box
T/R - 10K per 15" plastic Reel
T/B - 5K per horiz. tape & Ammo box
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Value
Units
PTOT
500
mW
TJ
175
O
TSTG
-65 to +175
O
Power Dissipation at TA= 25OC
Junction Temperature
Storage Temperature Range
C
C
Valid provided that leads at a distance of 8mm from case are kept at ambient temperature.
Parameter
Thermal Resistance Junction to Ambient Air
Forward Voltage at IF = 200mA
Symbol
Min.
Typ.
Max.
RθJA
--
--
0.3*
VF
--
--
1.1
Units
o
C/mW
V
*Valid provided that leads at a distance of 10 mm from case are kept at ambient temperature.
January 21,2019-REV.06
PAGE . 1
1N5221B~1N5266B
Nominal Zener Voltage
Part Number
Max Reverse
Leakage Current
Max. Zener Impedance
V Z @ IZT
Z ZT @ I ZT
Z ZK @ I ZK
IR @ V R
Marking
code
No m . V
M i n. V
M a x. V
Ω
mA
Ω
mA
μA
V
1N5221B
2.4
2.28
2.52
30
20
1200
0.25
100
1
1N5221B
1N5222B
2.5
2.38
2.63
30
20
1250
0.25
100
1
1N5222B
1N5223B
2.7
2.57
2.84
30
20
1300
0.25
75
1
1N5223B
1N5224B
2.8
2.66
2.94
30
20
1400
0.25
75
1
1N5224B
1N5225B
3
2.85
3.15
29
20
1600
0.25
50
1
1N5225B
1N5226B
3.3
3.14
3.47
28
20
1600
0.25
25
1
1N5226B
1N5227B
3.6
3.42
3.78
24
20
1700
0.25
15
1
1N5227B
1N5228B
3.9
3.71
4.1
23
20
1900
0.25
10
1
1N5228B
1N5229B
4.3
4.09
4.52
22
20
2000
0.25
5
1
1N5229B
1N5230B
4.7
4.47
4.94
19
20
1900
0.25
5
2
1N5230B
1N5231B
5.1
4.85
5.36
17
20
1600
0.25
5
2
1N5231B
1N5232B
5.6
5.32
5.88
11
20
1600
0.25
5
3
1N5232B
1N5233B
6.0
5.7
6.3
7
20
1600
0.25
5
3.5
1N5233B
1N5234B
6.2
5.89
6.51
7
20
1000
0.25
5
4
1N5234B
1N5235B
6.8
6.46
7.14
5
20
750
0.25
3
5
1N5235B
1N5236B
7.5
7.13
7.88
6
20
500
0.25
3
6
1N5236B
1N5237B
8.2
7.79
8.61
8
20
500
0.25
3
6.5
1N5237B
1N5238B
8.7
8.27
9.14
8
20
600
0.25
3
6.5
1N5238B
1N5239B
9.1
8.65
9.56
10
20
600
0.25
3
7
1N5239B
1N5240B
10
9.5
10.5
17
20
600
0.25
3
8
1N5240B
1N5241B
11
10.45
11.55
22
20
600
0.25
2
8.4
1N5241B
1N5242B
12
11.4
12.6
30
20
600
0.25
1
9.1
1N5242B
1N5243B
13
12.35
13.65
13
9.5
600
0.25
0.5
9.9
1N5243B
1N5244B
14
13.3
14.7
15
9
600
0.25
0.1
10
1N5244B
1N5245B
15
14.25
15.75
16
8.5
600
0.25
0.1
11
1N5245B
1N5246B
16
15.2
16.8
17
7.8
600
0.25
0.1
12
1N5246B
1N5247B
17
16.15
17.85
19
7.4
600
0.25
0.1
13
1N5247B
1N5248B
18
17.1
18.9
21
7
600
0.25
0.1
14
1N5248B
1N5249B
19
18.05
19.95
23
6.6
600
0.25
0.1
14
1N5249B
1N5250B
20
19
21
25
6.2
600
0.25
0.1
15
1N5250B
1N5251B
22
20.9
23.1
29
5.6
600
0.25
0.1
17
1N5251B
1N5252B
24
22.8
25.2
33
5.2
600
0.25
0.1
18
1N5252B
1N5253B
25
23.75
26.25
35
5
600
0.25
0.1
19
1N5253B
1N5254B
27
25.65
28.35
41
4.6
600
0.25
0.1
21
1N5254B
1N5255B
28
26.6
29.4
44
4.5
600
0.25
0.1
21
1N5255B
1N5256B
30
28.5
31.5
49
4.2
600
0.25
0.1
23
1N5256B
1N5257B
33
31.35
34.65
58
3.8
700
0.25
0.1
25
1N5257B
1N5258B
36
34.2
37.8
70
3.4
700
0.25
0.1
27
1N5258B
1N5259B
39
37.05
40.95
80
3.2
800
0.25
0.1
30
1N5259B
1N5260B
43
40.85
45.15
93
3
900
0.25
0.1
33
1N5260B
1N5261B
47
44.65
49.35
150
2.7
1000
0.25
0.1
36
1N5261B
1N5262B
51
48.45
53.55
125
2.5
1100
0.25
0.1
39
1N5262B
1N5263B
56
53.2
58.8
150
2.2
1300
0.25
0.1
43
1N5263B
1N5264B
60
57
63
170
2.1
1400
0.25
0.1
46
1N5264B
1N5265B
62
58.9
65.1
185
2
1400
0.25
0.1
47
1N5265B
1N5266B
68
64.6
71.4
230
1.8
1600
0.25
0.1
52
1N5266B
January 21,2019-REV.06
PAGE . 2
1N5221B~1N5266B
POWER DISSIPATION, mWatts
RATING AND CHARACTERISTIC CURVES
500
400
300
200
100
0
50
100
150
200
250
O
AMBIENT TEMPERATURE, C
FIG. 1 POWER DERATING CURVE
Iz (mA)
Vz (V)
5
50
10
15
20
25
40
30
Test Current
Iz = 20mA
30
20
10
24
20
15
12
11
9.1
3.9
6.8
6.2
5.6
5.1
4.7
4.3
2.7
0
Fig.2 BREAKDOWN CHARACTERISTICS
January 21,2019-REV.06
PAGE . 3
1N5221B~1N5266B
Part No_packing code_Version
1N5221B_AX_10001
1N5221B_AY_10001
1N5221B_R2_10001
1N5221B_B0_10001
For example :
RB500V-40_R2_00001
Serial number
Version code means HF
Packing size code means 13"
Part No.
Packing type means T/R
Packing Code XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
January 21,2019-REV.06
Version Code XXXXX
1st Code
Packing size code
A
N/A
0
HF
0
serial number
R
7"
1
RoHS
1
serial number
B
13"
2
T
26mm
X
S
52mm
Y
L
F
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
2nd Code HF or RoHS 1st Code 2nd~5th Code
U
D
PAGE . 4
1N5221B~1N5266B
Disclaimer
• Reproducing and modifying information of the document is prohibited without permission
from Panjit International Inc..
• Panjit International Inc. reserves the rights to make changes of the content herein the
document anytime without notification. Please refer to our website for the latest
document.
• Panjit International Inc. disclaims any and all liability arising out of the application or use of
any product including damages incidentally and consequentially occurred.
• Panjit International Inc. does not assume any and all implied warranties, including warranties
of fitness for particular purpose, non-infringement and merchantability.
• Applications shown on the herein document are examples of standard use and operation.
Customers are responsible in comprehending the suitable use in particular applications.
Panjit International Inc. makes no representation or warranty that such applications will be
suitable for the specified use without further testing or modification.
•
The products shown herein are not designed and authorized for equipments requiring high
level of reliability or relating to human life and for any applications concerning life-saving
or life-sustaining, such as medical instruments, transportation equipment, aerospace
machinery et cetera. Customers using or selling these products for use in such applications
do so at their own risk and agree to fully indemnify Panjit International Inc. for any damages
resulting from such improper use or sale.
• Since Panjit uses lot number as the tracking base, please provide the lot number for tracking
when complaining.
January 21,2019-REV.06
PAGE . 5
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