SMD Zener Diode
SMD Diodes Specialist
CZRH5221B-G Thru CZRH5267B-G
Voltage: 2.4 to 75 Volts
Power: 150 mWatts
RoHS Device
Features
For surface mounted applications.
150mW Power Dissipation.
Ideally suited for automated assembly
processes.
Pb free product.
0.014(0.35)
0.010(0.25)
SOD-523
0.051(1.30)
0.043(1.10)
0.033(0.85)
0.030(0.75)
0.067(1.70)
0.059(1.50)
Mechanical data
Case: SOD-523, Molded plastic.
Terminals: Solder Plated,solderable per
MIL-STD-750,method 2026.
Polarity: Cathode band.
Weight: 0.0012 gram(approx.).
0.031(0.77)
0.020(0.51)
0.003(0.07)
0.001(0.01)
0.006(0.15)
0.003(0.08)
0.008(0.20)
REF
Dimensions in inches and (millimeter)
Maximum Rating AND Electrical Characteristics
Parameter
Maximum Power Dissipation,T
A
= 25°C
Operating Junction and Storage Temperature Range
Symbol
P
D
T
J
Value
150
-55 to +150
Unit
mW
°C
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Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
Electrical Characteristics(Ta = 25°C)
Zener Voltage
Part Number
V
Z
(V)@I
ZT
Min
CZRH5221B-G
CZRH5222B-G
CZRH5223B-G
CZRH5225B-G
CZRH5226B-G
CZRH5227B-G
CZRH5228B-G
CZRH5229B-G
CZRH5230B-G
CZRH5231B-G
CZRH5232B-G
CZRH5234B-G
CZRH5235B-G
CZRH5236B-G
CZRH5237B-G
CZRH5239B-G
CZRH5240B-G
CZRH5241B-G
CZRH5242B-G
CZRH5243B-G
CZRH5244B-G
CZRH5245B-G
CZRH5246B-G
CZRH5247B-G
CZRH5248B-G
CZRH5250B-G
CZRH5251B-G
CZRH5252B-G
CZRH5254B-G
CZRH5255B-G
CZRH5256B-G
CZRH5257B-G
CZRH5258B-G
CZRH5259B-G
CZRH5260B-G
CZRH5261B-G
CZRH5262B-G
CZRH5263B-G
CZRH5264B-G
CZRH5265B-G
CZRH5266B-G
CZRH5267B-G
2.28
2.38
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.89
6.46
7.13
7.79
8.65
9.5
10.45
11.4
12.35
13.3
14.25
15.2
16.15
17.1
19
20.9
22.8
25.65
26.6
28.5
31.35
34.2
37.05
40.85
44.65
48.45
53.2
57
58.9
64.6
71.25
Operating
resistance
Z
ZT
(Ohm)
Rising
operating
resistance
Z
ZK
(Ohm)
Max
1200
1250
1300
1600
1600
1700
1900
2000
1900
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
1000
1100
1300
1400
1500
1600
1400
Reverse
current
I
R
(uA)
Max
100
100
75
50
25
15
10
5
5
5
5
5
3
3
3
3
3
3
2
1
0.5
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
Marking
Code
Nom
2.4
2.5
2.7
3
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
14
15
16
17
18
20
22
24
27
28
30
33
36
39
43
47
51
56
60
62
68
75
Max
2.52
2.63
2.84
3.15
3.47
3.78
4.1
4.52
4.94
5.36
5.88
6.51
7.14
7.88
8.61
9.56
10.5
11.55
12.6
13.65
14.7
15.75
16.8
17.85
18.9
21
23.1
25.2
28.35
29.4
31.5
34.65
37.8
40.95
45.15
49.35
53.55
58.8
63
65.1
71.4
78.75
Max
30
30
30
30
28
24
23
22
19
17
11
7
5
6
8
10
17
22
30
13
15
16
17
19
21
25
29
33
41
44
49
58
70
80
93
105
125
150
170
185
230
270
I
ZT
(mA)
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
7.5
7
6.2
5.6
5.2
5
4.5
4.2
3.8
3.4
3.2
3
2.7
2.5
2.2
2.1
2
1.8
1.7
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
V
R
(V)
1
1
1
1
1
1
1
1
2
2
3
4
5
6
6
6.5
8
8.4
9.1
9.9
10.5
11
12
13
14
15
17
18
21
21
23
25
27
30
33
36
39
43
46
47
52
56
C1
C2
C3
C5
D1
D2
D3
D4
D5
E1
E2
E4
E5
F1
F2
F4
F5
H1
H2
H3
H4
H5
J1
J2
J3
J5
K1
K2
K4
K5
M1
M2
M3
M4
M5
N1
N2
N3
N4
N5
P1
P2
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Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRH5221B-G Thru CZRH5267B-G)
Fig.1 Typical forward voltage
1000
1000
100
Forward current(mA)
Leakage current(uA)
Fig.2 Typical leakage current
10
1
0.1
0.01
0.001
0.0001
+25 C
O
100
+150 C
O
50
C
O
+1
5
+2
5
+7
-5 5
O
10
C
O
C
O
C
-55 C
O
1
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
0.00001
0
10
20
30
40
50
60
70
80
90
Forward Voltage(V)
Normal zener voltage(V)
Fig.3 Temperature coefficents
100
Temperature coefficient,(mV/°C)
0.3
Fig.4 Steady state power derating
T
A
= 25°C
0.25
Power dissipation(W)
0.2
0.15
0.1
0.05
10
1
1
30
Nominal zener voltage(V)
100
0
0
25
50
75
100
125
150
175
Temperature(°C)
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Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
Reel Taping Specification
P
0
P
1
d
Index hole
E
T
F
B
P
A
W
C
C
12
0
o
D
2
D
1
D
W
1
Trailer
.......
.......
10 pitches (min)
Device
....... .......
....... .......
Leader
.......
..... ..
10 pitches (min)
End
Start
Direction of Feed
SYMBOL
A
0.96 ± 0.05
0.038
±
0.002
B
1.94 ± 0.05
0.076
±
0.002
C
0.73 ± 0.05
0.029
±
0.002
d
1.50 ± 0.10
0.059
±
0.004
D
178 ± 1
7.008
±
0.04
D
1
54.4 ± 0.4
2.142
±
0.016
D
2
1.30 ± 0.05
0.512
±
0.002
SOD-523
(mm)
(inch)
SYMBOL
E
1.75 ± 0.10
0.069
±
0.004
F
3.50 ± 0.05
0.138
±
0.002
P
2.00 ± 0.05
0.079
±
0.002
P
0
4.00 ± 0.10
0.157
±
0.004
P
1
2.00 ± 0.05
0.079
±
0.002
T
0.18 ± 0.02
0.007
±
0.001
W
8.00 ± 0.40
0.315
±
0.016
W
1
12.3 ± 0.20
0.484
±
0.008
SOD-523
(mm)
(inch)
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Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
Suggested PAD Layout
SOD-523
SIZE
(mm)
A
B
C
D
E
1.40
0.60
0.70
2.00
0.80
(inch)
0.055
0.024
0.028
C
D
A
E
0.079
B
0.031
Standard Package
Qty per Reel
Case Type
(Pcs)
SOD-523
3000
Reel Size
(inch)
7
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