TM
Central
CMHZ5221B THRU CMHZ5267B
Semiconductor Corp.
SURFACE MOUNT ZENER DIODE
2.4 VOLTS THRU 75 VOLTS
500mW, 5% TOLERANCE
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.
MARKING CODE: SEE MARKING CODE ON
ELECTRICAL CHARACTERISTIC TABLE
Halogen Free parts are available upon request.
•
SOD-123 CASE
MAXIMUM RATINGS:
Power Dissipation (@T =75°C)
Storage Temperature Range
Maximum Junction Temperature
Thermal Resistance
SYMBOL
UNIT
mW
°C
P
500
-65 to +175
+150
L
D
T
stg
T
°C
J
Θ
150
°C/W
JL
ELECTRICAL CHARACTERISTICS: (T =25°C), V =0.9V MAX @ I =10mA (for all types)
A
F
F
ZENER
TEST
CURRENT
MAXIMUM ZENER
IMPEDANCE
MAXIMUM
REVERSE
CURRENT
MAX.
TEMP.
COEFF.
MARKING
CODE
TYPE NO.
VOLTAGE
V
@ I
Z
ZT
MIN
NOM
MAX
I
Z
@I
Z
@I
I
@V
V
ΘV
ZT
ZT ZT
ZK
ZK
mA
R
R
Z
V
V
V
mA
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
Ω
Ω
μA
100
100
75
%/°C
CMHZ5221B
CMHZ5222B
CMHZ5223B
CMHZ5224B
CMHZ5225B
CMHZ5226B
CMHZ5227B
CMHZ5228B
CMHZ5229B
CMHZ5230B
CMHZ5231B
CMHZ5232B
CMHZ5233B
CMHZ5234B
CMHZ5235B
CMHZ5236B
CMHZ5237B
CMHZ5238B
CMHZ5239B
CMHZ5240B
CMHZ5241B
CMHZ5242B
CMHZ5243B
CMHZ5244B
CMHZ5245B
CMHZ5246B
CMHZ5247B
CMHZ5248B
CMHZ5249B
CMHZ5250B
CMHZ5251B
CMHZ5252B
CMHZ5253B
2.280
2.375
2.565
2.660
2.850
3.135
3.420
3.705
4.085
4.465
4.845
5.320
5.700
5.890
6.460
7.125
7.790
8.265
8.645
9.500
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
2.4
2.5
2.7
2.8
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
2.520
2.625
2.835
2.940
3.150
3.465
3.780
4.095
4.515
4.935
5.355
5.880
6.300
6.510
7.140
7.875
8.610
9.135
9.555
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
30
30
30
30
30
28
24
23
22
19
17
11
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
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
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
-0.085
-0.085
-0.080
-0.080
-0.075
-0.070
-0.065
-0.060
0.055
CC1
CC2
CC3
CC4
CC5
CD1
CD2
CD3
CD4
CD5
CE1
CE2
CE3
CE4
CE5
CF1
CF2
CF3
CF4
CF5
CH1
CH2
CH3
CH4
CH5
CJ1
CJ2
CJ3
CJ4
CJ5
CK1
CK2
CK3
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
0.030
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
+0.086
+0.086
+0.087
+0.087
+0.089
7.0
7.0
5.0
6.0
8.0
8.0
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
500
500
600
600
600
11
600
12
600
13
600
14
600
15
600
11
16
600
12
17
600
13
18
600
14
19
600
14
20
600
15
22
600
17
24
600
18
25
600
19
R7 (25-June 2008)