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RECTRON
CMBZ5221B
SEMICONDUCTOR
THRU
TECHNICAL SPECIFICATION
CMBZ5260B
5% SOT-23 SURFACE MOUNT ZENER DIODE
Absolute Maximun Ratings (Ta=25oC)
Items
Symbol Ratings Unit
Power Dissipation PTOT 300 mW
Tollarance
5%
Voltage Range
Vz 2.4 - 43 V
Foward Voltage
@ if = 10mA
Vf 250 V
Rep. Oeak Fwd.
Current
IFRM 250 mA
Junction Temp.
TJ -55 to 125 °C
Storage Temp.
TSTG -55 to 150 °C
Mechanical Data
Items
Materials
Package
SOT-23
Lead Frame
42 Alloy
Lead Finish
Solder Plating
Bond Wire
Au
Mold Resin
Epoxy
Chip
Silicon
Dimensions
Electrical Characteristics (Ta=25oC)
ZENER
VOLTAGE
MAX ZENER
IMPEDANCE
TYPE
MAX ZENER
IMPEDANCE
Izt = 1.0mA
CMBZ5221B
CMBZ5222B
CMBZ5223B
CMBZ5224B
CMBZ5225B
CMBZ5226B
CMBZ5227B
CMBZ5228B
CMBZ5229B
CMBZ5230B
CMBZ5231B
Vz(V)
2.4
2.5
2.7
2.8
3.0
3.3
3.6
3.9
4.3
4.7
5.1
Izt(mA)
20
20
20
20
20
20
20
20
20
20
20
Rz (ohms)
30
30
30
30
29
28
24
23
22
19
17
Izt(mA0
20
20
20
20
20
20
20
20
20
20
20
Rz (ohms)
1200
1250
1300
1400
1600
1600
1700
1900
2000
1900
1600
MAXIMUM
REVERSE
CURRENT
VR (V)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
IR (uA)
100
100
75
75
50
25
15
10
5
5
5
SOT-23
1. ANODE
2. NC
3. CATHODE
(UNITS: mm)
TEMP.
COEFF.
dvz
(%/ oC)
-0.085
-0.085
-0.080
-0.080
-0.075
-0.070
-0.065
-0.060
+/-0.055
+/-0.030
+/-0.030

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TYPE
CMBZ5232B
CMBZ5233B
CMBZ5234B
CMBZ5235B
CMBZ5236B
CMBZ5237B
CMBZ5238B
CMBZ5239B
CMBZ5240B
CMBZ5241B
CMBZ5242B
CMBZ5243B
CMBZ5244B
CMBZ5245B
CMBZ5246B
CMBZ5247B
CMBZ5248B
CMBZ5249B
CMBZ5250B
CMBZ5251B
CMBZ5252B
CMBZ5253B
CMBZ5254B
CMBZ5255B
CMBZ5256B
CMBZ5257B
CMBZ5258B
CMBZ5259B
CMBZ5260B
ZENER
VOLTAGE
MAX ZENER
IMPEDANCE
MAX ZENER
IMPEDANCE
Izt = 1.0mA
Vz(V)
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
14
15
16
17
18
19
20
22
24
25
27
28
30
33
36
39
43
Izt(mA)
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
4.6
4.5
4.2
3.8
3.4
3.2
3.0
Rz (ohms)
11
7
7
7
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
Izt(mA0
20
20
20
20
20
20
20
20
20
20
20
9.5
9.0
8.5
8.5
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
Rz (ohms)
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
900
MAXIMUM
REVERSE
CURRENT
VR (V)
3.0
3.5
4.0
5.6
6.0
6.5
6.5
7.0
8.0
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
19
21
21
23
25
27
30
33
IR (uA)
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
0.1
0.1
0.1
0.1
0.1
0.1
0.1
TEMP.
COEFF.
dvz
(%/ oC)
+/-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
+0.087
+0.088
+0.089
+0.090
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095