CMSZ5221B THRU CMSZ5261B
SURFACE MOUNT
SILICON ZENER DIODE
275mW, 2.4 THRU 47 VOLTS
5% TOLERANCE
www.centralsemi.com
DESCRIPTION:
The CENTRAL SEMICONDUCTOR CMSZ5221B
Series Silicon Zener Diode is a high quality
voltage regulator for use in industrial, commercial,
entertainment and computer applications. Higher
voltage devices are available on special order.
MARKING CODE: SEE MARKING CODES ON
ELECTRICAL CHARACTERISTICS TABLE
SOT-323 CASE
• Device is Halogen Free by design
MAXIMUM RATINGS: (T =25°C)
Power Dissipation
Operating and Storage Junction Temperature
Thermal Reistance
SYMBOL
UNITS
mW
°C
°C/W
A
P
T , T
Θ
275
-65 to +150
455
D
stg
J
JA
ELECTRICAL CHARACTERISTICS: (T =25°C) V =0.9V MAX @ I =10mA (for all types)
A
F
F
MAXIMUM
ZENER
MAXIMUM
ZENER
IMPEDANCE
MAXIMUM
REVERSE
CURRENT
MAXIMUM
TEMPERATURE
COEFFICIENT
ZENER VOLTAGE
TEST
CURRENT IMPEDANCE
MARKING
CODE
TYPE
V
@ I
ZT
NOM
V
I
Z
@ I
Ω
Z
@
I
I
@
V
ΘV
Z
ZT
ZT
ZT
ZK
ZK
R
R
V
Z
MIN
V
MAX
V
mA
Ω
mA
μA
%/°C
CMSZ5221B
CMSZ5222B
CMSZ5223B
CMSZ5224B
CMSZ5225B
CMSZ5226B
CMSZ5227B
CMSZ5228B
CMSZ5229B
CMSZ5230B
CMSZ5231B
CMSZ5232B
CMSZ5233B
CMSZ5234B
CMSZ5235B
CMSZ5236B
CMSZ5237B
CMSZ5238B
CMSZ5239B
CMSZ5240B
CMSZ5241B
CMSZ5242B
CMSZ5243B
CMSZ5244B
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
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
5.335
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
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
30
30
30
30
29
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
100
100
75
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
8A1
8B1
8C1
8D1
8E1
8AC
8BC
8CC
8DC
8EC
8FC
8GC
8HC
8JC
8KC
8LC
8MC
8NC
8PC
8QC
8RC
8SC
8TC
8UC
75
50
25
15
10
5.0
5.0
5.0
5.0
5.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
2.0
1.0
0.5
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
7.0
7.0
5.0
6.0
8.0
8.0
10
500
500
600
600
17
600
11
22
600
12
30
600
13
13
600
14
15
600
R4 (9-February 2010)