MMBZ5251B-G [WEITRON]
Zener Diode, 22V V(Z), 5%, 0.225W,;型号: | MMBZ5251B-G |
厂家: | WEITRON TECHNOLOGY |
描述: | Zener Diode, 22V V(Z), 5%, 0.225W, |
文件: | 总5页 (文件大小:244K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
MMBZ5221B Series
Surface Mount Zener Diodes
* “G” Lead(Pb)-Free
SMALL SIGNAL
ZENER DIODES
225m WATTS
Features:
*225mw Power Dissipation
*Ideal for Surface Mountted Application
*Zener Breakdown Voltage Range 2.4V to 91V
3
Mechanical Data:
1
2
*Case : SOT-23 Molded plastic
*Terminals: Solderable per MIL-STD-202, Method 208
*Polarity: Cathode Indicated by Polarity Band
*Marking: Marking Code (See Table on Page 3)
*Weigh: 0.008grams(approx)
SOT-23
SOT-23 Outline Dimensions
Unit:mm
Dim
A
B
C
D
Min
0.35
1.19
2.10
0.85
0.46
1.70
2.70
0.01
0.89
0.30
0.076
Max
0.51
1.40
3.00
1.05
1.00
2.10
3.10
0.13
1.10
0.61
0.25
E
G
H
J
K
L
M
WEITRON
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WEITRON
MMBZ5221B Series
Maximum Ratings and Electrical Characteristics
(TA=25 C Unless Otherwise Noted)
Characteristics
Symbol
Unit
Value
Total Power Dissipation on FR-5 Board(1)
mW
225
PD
@T =25 C
A
Thermal Resistance Junction to Ambient Air(1)
556
0.9
C/W
V
R JA
VF
Forward Voltage @ IF=10mA
Junction and Storage Temperature Range
Tj,TSTG
C
-65 to+150
NOTES:1.FR-5=1.0*0.75*0.62in
CHARACTERISTICS
ELECTRICAL
(P inout: 1-Anode, 2-No C onnection, 3-C athode) (T = 25 C
A
I
unless otherwise noted, V = 0.9V Max. @ I = 10 mA)
F
F
I
F
Symbol
Parameter
V
R everse Zener Voltage @ I
Z
ZT
I
R everse C urrent
ZT
Z
I
Maximum Zener Impedance @ I
ZT
ZT
R
V
V
R
Z
V
I
I
V
R
ZT
F
R everse Leakage C urrent @ V
R everse Voltage
R
V
R
I
Forward C urrent
F
V
Forward Voltage @ I
R everse C urrent
F
F
I ZK
Maximum Zener Impedance@
I ZK
Z ZK
Zener Voltage Regulator
Device Marking
Equivalent Circuit Diagram
Item
Marking
1
3
XX=Specific Device Code
(See Table on page3)
MMBZ5221B
Series
Cathode
Anode
WEITRON
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MMBZ5221B Series
WE ITR ON
E L E C TR IC AL C HAR AC TE R IS TIC S
(P inout: 1-Anode, 2-NC , 3-C athode) (V = 0.9 V Max @ I = 10 mA for all types.)
F
F
Zener Voltage(Note)
Zener Impedance
L eakage C urrent
V
(Volts )
@ I
Z
@ I
Z
@ I
I @ V
R R
Z
ZT
ZT
ZT
ZK
ZK
Device
Ω
Min
Nom
Max
mA
mA
uA
Volts
Marking
Ω
Device
MMBZ5221B
MMBZ5222B
MMBZ5223B
MMBZ5224B
MMBZ5225B
18A
18B
18C
18D
18E
2.28
2.37
2.56
2.66
2.85
2.4
2.5
2.7
2.8
3
2.52
2.63
2.84
2.94
3.15
20
20
20
20
20
30
30
30
30
29
1200
1250
1300
1400
1600
0.25
0.25
0.25
0.25
0.25
100
100
75
75
50
1
1
1
1
1
MMBZ5226B
MMBZ5227B
MMBZ5228B
MMBZ5229B
MMBZ5230B
8A
8B
8C
8D
8E
3.13
3.42
3.70
4.08
4.46
3.3
3.6
3.9
4.3
4.7
3.47
3.78
4.10
4.52
4.94
20
20
20
20
20
28
24
23
22
19
1600
1700
1900
2000
1900
0.25
0.25
0.25
0.25
0.25
25
15
10
5
1
1
1
1
2
5
MMBZ5231B
MMBZ5232B
MMBZ5233B
MMBZ5234B
MMBZ5235B
8F
8G
8H
8J
4.84
5.32
5.70
5.89
6.46
5.1
5.6
6
6.2
6.8
5.36
5.88
6.30
6.51
7.14
20
20
20
20
20
17
11
7
1600
1600
1600
1000
750
0.25
0.25
0.25
0.25
0.25
5
5
5
5
3
2
3
3.5
4
7
8K
5
5
MMBZ5236B
MMBZ5237B
MMBZ5238B
MMBZ5239B
MMBZ5240B
8L
8M
8N
8P
7.12
7.79
8.26
8.64
9.50
7.5
8.2
8.7
9.1
10
7.88
8.61
9.14
9.56
10.50
20
20
20
20
20
6
8
8
10
17
500
500
600
600
600
0.25
0.25
0.25
0.25
0.25
3
3
3
3
3
6
6.5
6.5
7
8Q
8
MMBZ5241B
MMBZ5242B
MMBZ5243B
MMBZ5244B
MMBZ5245B
8R
8S
8T
8U
8V
10.4
11.40
12.35
13.30
14.25
11
12
13
14
15
11.55
12.60
13.65
14.70
15.75
20
20
9.5
9
22
30
13
15
16
600
600
600
600
600
0.25
0.25
0.25
0.25
0.25
2
1
8.4
9.1
9.9
10
0.5
0.1
0.1
8.5
11
MMBZ5246B
MMBZ5247B
MMBZ5248B
MMBZ5249B
MMBZ5250B
8W
8X
8Y
15.20
16.15
17.10
18.05
19.00
16
17
18
19
20
16.80
17.85
18.90
19.95
21.00
7.8
7.4
7
17
19
21
23
25
600
600
600
600
600
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
12
13
14
14
15
8Z
81A
6.6
6.2
MMBZ5251B
MMBZ5252B
MMBZ5253B
MMBZ5254B
MMBZ5255B
81B
81C
81D
81E
81F
20.90
22.80
23.75
25.65
26.60
22
24
25
27
28
23.10
25.20
26.25
28.35
29.40
5.6
5.2
5
4.6
4.5
29
33
35
41
44
600
600
600
600
600
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
17
18
19
21
21
MMBZ5256B
MMBZ5257B
MMBZ5258B
MMBZ5259B
MMBZ5260B
81G
81H
81J
81K
81L
28.50
31.35
34.20
37.05
40.85
30
33
36
39
43
31.50
34.65
37.80
40.95
45.15
4.2
3.8
3.4
3.2
3
49
58
70
80
93
600
700
700
800
900
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
23
25
27
30
33
MMBZ5261B
MMBZ5262B
MMBZ5263B
MMBZ5264B
MMBZ5265B
81M
81N
81P
81Q
81R
44.65
48.45
53.20
57.00
58.90
47
51
56
60
62
49.35
53.55
58.80
63.00
65.10
2.7
2.5
2.2
2.1
2
105
125
150
170
185
1000
1100
1300
1400
1400
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
36
39
43
46
47
MMBZ5266B
MMBZ5267B
MMBZ5268B
MMBZ5269B
MMBZ5270B
81S
81T
81U
81V
81W
64.60
71.25
77.90
82.65
86.45
68
75
82
87
91
71.40
78.75
86.10
91.35
95.55
1.8
1.7
1.5
1.4
1.4
230
270
330
370
400
1600
1700
2000
2200
2300
0.25
0.25
0.25
0.25
0.25
0.1
0.1
0.1
0.1
0.1
52
56
62
68
69
NOTE . Zener voltage is measured with a pulse test current I at an ambient temperature of 25 C
Z
WEITRON
http://www.weitron.com.tw
MMBZ5221B Series
WE ITR ON
TYP IC AL C HAR AC TE R IS TIC S
1000
1000
T = 25C
A
100
10
0 V BIAS
1 V BIAS
100
1
+150 C
B IAS TA
50% OF
0.1
0.01
V NOM
Z
10
+25 C
55 C
0.001
0.0001
1
0.00001
1
10
100
0
10
20
30
40
V , NOMINAL ZE NE R VOTAL G E (V)
Z
50
60
70
80
90
V
,
NOMINAL ZE NE R VOLTAG E (V)
Z
Figure 5. Typical C apacitance
Figure 6. Typical L eakage C urrent
100
100
T = 25C
A
T = 25C
A
10
10
1
1
0.1
0.1
0.01
0.01
10
30
50
70
90
0
2
4
6
8
10
12
V
, ZE NE R VOLTAG E (V)
V
, ZE NE R VOLTAG E (V)
Z
Z
Figure 8. Zener Voltage vers us Zener C urrent
(12 V to 91 V)
Figure 7. Zener Voltage vers us Zener C urrent
(VZ Up to 12 V)
WEITRON
http://www.weitron.com.tw
MMBZ5221B Series
WE ITR ON
TYP IC AL C HAR AC TE R IS TIC S
8
7
100
TYP IC AL
FOR MMB Z5221B LT1 S E R IE S
T
VAL UE S
TYP IC AL
FOR MMB Z5221B LT1 S E R IE S
T VAL UE S
C
C
6
5
4
V @ I
Z
ZT
V @ I
Z
ZT
3
2
10
1
0
1
2
3
1
2
3
4
5
6
7
8
9
10
11
12
10
100
V
,
NOMINAL ZE NE R VOTAL G E (V)
V , NOMINAL ZE NE R VOLTAG E (V)
Z
Z
Figure 1. Temperature C oefficients
(Temperature R ange 55C to +150C )
Figure 2. Temperature C oefficients
(Temperature R ange 55C to +150C )
1000
1000
T
=
25 C
0.1 I
75
91
V
V
(MMB Z5267BTL1)
(MMB Z5270BTL1)
J
I
=
Z(AC )
Z( DC )
f
= 1 kHz
I = 1 mA
Z
100
100
5 mA
20 mA
10
10
150 C
75 C 25 C
0 C
1
1
1
10
NOMINAL ZE NE R VOLTAG E
100
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
V
,
V , FORWAR D VOLTAG E (V)
F
Z
Figure 3. E ffect of ZeneorltaVge on
Zener Impedance
Figure 4. Typical Forward Voltage
WEITRON
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