CMDZ5221B THRU CMDZ5261B
SURFACE MOUNT
SILICON ZENER DIODE
2.4 VOLTS THRU 47 VOLTS
250mW, 5% TOLERANCE
w w w. c e n t r a l s e m i . c o m
DESCRIPTION:
The CENTRAL SEMICONDUCTOR CMDZ5221B
Series Silicon Zener Diode is a high quality voltage
regulator, manufactured in a super-mini surface mount
package, designed for use in industrial, commercial,
entertainment and computer applications.
MARKING CODE: SEE MARKING CODES ON
ELECTRICAL CHARACTERISTICS TABLE
SOD-323 CASE
MAXIMUM RATINGS:
(TA=25°C)
Power Dissipation
Operating and Storage Temperature
Thermal Resistance
SYMBOL
PD
TJ, Tstg
Θ
JA
UNITS
mW
°C
°C/W
250
-65 to +150
500
ELECTRICAL CHARACTERISTICS:
(TA=25°C), VF=0.9V MAX @ IF=10mA (FOR ALL TYPES)
ZENER
VOLTAGE
VZ @ IZT
MIN
CMDZ5221B
CMDZ5222B
CMDZ5223B
CMDZ5224B
CMDZ5225B
CMDZ5226B
CMDZ5227B
CMDZ5228B
CMDZ5229B
CMDZ5230B
CMDZ5231B
CMDZ5232B
CMDZ5233B
CMDZ5234B
CMDZ5235B
CMDZ5236B
CMDZ5237B
CMDZ5238B
CMDZ5239B
CMDZ5240B
CMDZ5241B
CMDZ5242B
V
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
NOM
V
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
11
12
MAX
V
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
TEST
CURRENT
I
ZT
MAXIMUM ZENER
IMPEDANCE
ZZT @ IZT
Ω
30
30
30
30
29
28
24
23
22
19
17
11
7.0
7.0
5.0
6.0
8.0
8.0
10
17
22
30
ZZK @ IZK
Ω
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
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
MAXIMUM
REVERSE
CURRENT
IR @ VR
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
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
MAXIMUM ZENER
VOLTAGE
TEMPERATURE
MARKING
COEFFICIENT
CODE
ΘV
Z
%/°C
-0.085
-0.085
-0.080
-0.080
-0.075
-0.070
-0.065
-0.060
±0.055
±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
X1
X2
X3
X4
X5
X6
X7
X8
X9
XA
XB
XC
XD
XE
XF
XG
XH
XJ
XK
XL
XN
XO
TYPE
mA
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
R4 (8-January 2010)
CMDZ5221B THRU CMDZ5261B
SURFACE MOUNT
SILICON ZENER DIODE
2.4 VOLTS THRU 47 VOLTS
250mW, 5% TOLERANCE
ELECTRICAL CHARACTERISTICS - Continued:
(TA=25°C), VF=0.9V MAX @ IF=10mA (FOR ALL TYPES)
ZENER
VOLTAGE
VZ @ IZT
MIN
CMDZ5243B
CMDZ5244B
CMDZ5245B
CMDZ5246B
CMDZ5247B
CMDZ5248B
CMDZ5249B
CMDZ5250B
CMDZ5251B
CMDZ5252B
CMDZ5253B
CMDZ5254B
CMDZ5255B
CMDZ5256B
CMDZ5257B
CMDZ5258B
CMDZ5259B
CMDZ5260B
CMDZ5261B
V
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
NOM
V
13
14
15
16
17
18
19
20
22
24
25
27
28
30
33
36
39
43
47
MAX
V
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
TEST
CURRENT
I
ZT
MAXIMUM ZENER
IMPEDANCE
ZZT @ IZT
Ω
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
105
ZZK @ IZK
Ω
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
1000
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
MAXIMUM
REVERSE
CURRENT
IR @ VR
μA
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
V
9.9
10
11
12
13
14
14
15
17
18
19
21
21
23
25
27
30
33
36
MAXIMUM ZENER
VOLTAGE
TEMPERATURE
MARKING
COEFFICIENT
CODE
ΘV
Z
%/°C
+0.079
+0.082
+0.082
+0.083
+0.084
+0.085
+0.086
+0.086
+0.087
+0.088
+0.089
+0.090
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
XP
XQ
XR
XS
XT
XU
XV
XX
XY
XZ
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
TYPE
mA
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
SOD-323 CASE - MECHANICAL OUTLINE
LEAD CODE:
1) CATHODE
2) ANODE
R4 (8-January 2010)
w w w. c e n t r a l s e m i . c o m
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