DESCRIPTION:
The CENTRAL SEMICONDUCTOR CMHZ5221B
Series Silicon Zener Diode is a high quality
voltage regulator, manufactured in a surface
mount package, designed for use in industrial,
commercial, entertainment and computer
applications.
MAXIMUM RATINGS:
SYMBOL
UNIT
Power Dissipation (@TL=75C)
PD
500
mW
Storage Temperature Range
Tstg
-65 to +175
C
Maximum Junction Temperature
TJ
+150
C
Thermal Resistance
JL
150
C/W
ELECTRICAL CHARACTERISTICS: (TA=25C), VF=0.9V MAX @ IF=10mA FOR ALL TYPES
CMHZ5221B THRU CMHZ5281B
SURFACE MOUNT ZENER DIODE
2.4 VOLTS THRU 200 VOLTS
500mW, 5% TOLERANCE
SOD-123 CASE
Central
Semiconductor Corp.
TM
R3 ( 2-November 2001)
ZENER
TEST
MAXIMUM ZENER
MAXIMUM
MAX.
MARKING
TYPE NO.
VOLTAGE
CURRENT
IMPEDANCE
REVERSE
TEMP.
CODE
VZ @ IZT
IZT
CURRENT
COEFF.
MIN
NOM
MAX
ZZT@IZT
ZZK
@IZK
IR
@VR
VZ
VOLTS
VOLTS
VOLTS
mA
mA
A
VOLTS
%/C
CMHZ5221B
2.280
2.4
2.520
20
30
1200
0.25
100
1.0
-0.085
CC1
CMHZ5222B
2.375
2.5
2.625
20
30
1250
0.25
100
1.0
-0.085
CC2
CMHZ5223B
2.565
2.7
2.835
20
30
1300
0.25
75
1.0
-0.080
CC3
CMHZ5224B
2.660
2.8
2.940
20
30
1400
0.25
75
1.0
-0.080
CC4
CMHZ5225B
2.850
3.0
3.150
20
30
1600
0.25
50
1.0
-0.075
CC5
CMHZ5226B
3.135
3.3
3.465
20
28
1600
0.25
25
1.0
-0.070
CD1
CMHZ5227B
3.420
3.6
3.780
20
24
1700
0.25
15
1.0
-0.065
CD2
CMHZ5228B
3.705
3.9
4.095
20
23
1900
0.25
10
1.0
-0.060
CD3
CMHZ5229B
4.085
4.3
4.515
20
22
2000
0.25
5.0
1.0
0.055
CD4
CMHZ5230B
4.465
4.7
4.935
20
19
1900
0.25
5.0
2.0
0.030
CD5
CMHZ5231B
4.845
5.1
5.355
20
17
1600
0.25
5.0
2.0
0.030
CE1
CMHZ5232B
5.320
5.6
5.880
20
11
1600
0.25
5.0
3.0
+0.038
CE2
CMHZ5233B
5.700
6.0
6.300
20
7.0
1600
0.25
5.0
3.5
+0.038
CE3
CMHZ5234B
5.890
6.2
6.510
20
7.0
1000
0.25
5.0
4.0
+0.045
CE4
CMHZ5235B
6.460
6.8
7.140
20
5.0
750
0.25
3.0
5.0
+0.050
CE5
CMHZ5236B
7.125
7.5
7.875
20
6.0
500
0.25
3.0
6.0
+0.058
CF1
CMHZ5237B
7.790
8.2
8.610
20
8.0
500
0.25
3.0
6.5
+0.062
CF2
CMHZ5238B
8.265
8.7
9.135
20
8.0
600
0.25
3.0
6.5
+0.065
CF3
CMHZ5239B
8.645
9.1
9.555
20
10
600
0.25
3.0
7.0
+0.068
CF4
CMHZ5240B
9.500
10
10.50
20
17
600
0.25
3.0
8.0
+0.075
CF5
CMHZ5241B
10.45
11
11.55
20
22
600
0.25
2.0
8.4
+0.076
CH1
CMHZ5242B
11.40
12
12.60
20
30
600
0.25
1.0
9.1
+0.077
CH2
CMHZ5243B
12.35
13
13.65
9.5
13
600
0.25
0.5
9.9
+0.079
CH3
CMHZ5244B
13.30
14
14.70
9.0
15
600
0.25
0.1
10
+0.082
CH4
CMHZ5245B
14.25
15
15.75
8.5
16
600
0.25
0.1
11
+0.082
CH5
CMHZ5246B
15.20
16
16.80
7.8
17
600
0.25
0.1
12
+0.083
CJ1
CMHZ5247B
16.15
17
17.85
7.4
19
600
0.25
0.1
13
+0.084
CJ2
CMHZ5248B
17.10
18
18.90
7.0
21
600
0.25
0.1
14
+0.085
CJ3
CMHZ5249B
18.05
19
19.95
6.6
23
600
0.25
0.1
14
+0.086
CJ4
CMHZ5250B
19.00
20
21.00
6.2
25
600
0.25
0.1
15
+0.086
CJ5
CMHZ5251B
20.90
22
23.10
5.6
29
600
0.25
0.1
17
+0.087
CK1
CMHZ5252B
22.80
24
25.20
5.2
33
600
0.25
0.1
18
+0.087
CK2
CMHZ5253B
23.75
25
26.25
5.0
35
600
0.25
0.1
19
+0.089
CK3
Central
Semiconductor Corp.
TM
SOD-123 CASE - MECHANICAL OUTLINE
CMHZ5221B THRU CMHZ5281B
SURFACE MOUNT ZENER DIODE
2.4 VOLTS THRU 200 VOLTS
500mW, 5% TOLERANCE
MIN
MAX
MIN
MAX
A
0.037
0.053
0.95
1.35
B
-
0.005
-
0.12
C
-
0.008
-
0.20
D
0.055
0.071
1.40
1.80
E
0.098
0.112
2.50
2.84
F
0.140
0.154
3.55
3.90
G
0.010
-
0.25
-
H
0.020
0.028
0.50
0.70
SOD-123 (REV:R3)
DIMENSIONS
SYMBOL
INCHES
MILLIMETERS
A
B
C
D
F
E
H
G
1
2
R3
R3 ( 2-November 2001)
ELECTRICAL CHARACTERISTICS: (TA=25C), VF=0.9V MAX @ IF=10mA FOR ALL TYPES
ZENER
TEST
MAXIMUM ZENER
MAXIMUM
MAX.
MARKING
TYPE NO.
VOLTAGE
CURRENT
IMPEDANCE
REVERSE
TEMP.
CODE
VZ @ IZT
IZT
CURRENT
COEFF.
MIN
NOM
MAX
ZZT@IZT
ZZK
@IZK
IR
@VR
VZ
VOLTS
VOLTS
VOLTS
mA
mA
A
VOLTS
%/C
CMHZ5254B
25.65
27
28.35
4.6
41
600
0.25
0.1
21
+0.090
CK4
CMHZ5255B
26.60
28
29.40
4.5
44
600
0.25
0.1
21
+0.091
CK5
CMHZ5256B
28.50
30
31.50
4.2
49
600
0.25
0.1
23
+0.091
CM1
CMHZ5257B
31.35
33
34.65
3.8
58
700
0.25
0.1
25
+0.092
CM2
CMHZ5258B
34.20
36
37.80
3.4
70
700
0.25
0.1
27
+0.093
CM3
CMHZ5259B
37.05
39
40.95
3.2
80
800
0.25
0.1
30
+0.094
CM4
CMHZ5260B
40.85
43
45.15
3.0
93
900
0.25
0.1
33
+0.095
CM5
CMHZ5261B
44.65
47
49.35
2.7
105
1000
0.25
0.1
36
+0.095
CN1
CMHZ5262B
48.45
51
53.55
2.5
125
1100
0.25
0.1
39
+0.096
CN2
CMHZ5263B
53.20
56
58.80
2.2
150
1300
0.25
0.1
43
+0.096
CN3
CMHZ5264B
57.00
60
63.00
2.1
170
1400
0.25
0.1
46
+0.097
CN4
CMHZ5265B
58.90
62
65.10
2.0
185
1400
0.25
0.1
47
+0.097
CN5
CMHZ5266B
64.60
68
71.40
1.8
230
1600
0.25
0.1
52
+0.097
CP1
CMHZ5267B
71.25
75
78.75
1.7
270
1700
0.25
0.1
56
+0.098
CP2
CMHZ5268B
77.90
82
86.10
1.5
330
2000
0.25
0.1
62
+0.098
CP3
CMHZ5269B
82.65
87
91.35
1.4
370
2200
0.25
0.1
68
+0.099
CP4
CMHZ5270B
86.45
91
95.55
1.4
400
2300
0.25
0.1
69
+0.099
CP5
CMHZ5271B
95.00
100
105.00
1.3
500
2600
0.25
0.1
76
+0.11
CR1
CMHZ5272B
104.50
110
115.50
1.1
750
3000
0.25
0.1
84
+0.11
CR2
CMHZ5273B
114.00
120
126.00
1.0
900
4000
0.25
0.1
91
+0.11
CR3
CMHZ5274B
123.50
130
136.50
0.95
1100
4500
0.25
0.1
99
+0.11
CR4
CMHZ5275B
133.00
140
147.00
0.90
1300
4500
0.25
0.1
106
+0.11
CR5
CMHZ5276B
142.50
150
157.50
0.85
1500
5000
0.25
0.1
114
+0.11
CS1
CMHZ5277B
152.00
160
168.00
0.80
1700
5500
0.25
0.1
122
+0.11
CS2
CMHZ5278B
161.50
170
178.50
0.74
1900
5500
0.25
0.1
129
+0.11
CS3
CMHZ5279B
171.00
180
189.00
0.68
2200
6000
0.25
0.1
137
+0.11
CS4
CMHZ5280B
180.50
190
199.50
0.66
2400
6500
0.25
0.1
144
+0.11
CS5
CMHZ5281B
190.00
200
210.00
0.65
2500
7000
0.25
0.1
152
+0.11
CT1
Lead Code:
1) Cathode
2) Anode
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