MMBZ5221B - MMBZ5259B
Lead-free
350mW SURFACE MOUNT ZENER DIODE
SPICE MODELS: MMBZ5221B MMBZ5223B MMBZ5225B MMBZ5226B MMBZ5227B MMBZ5228B MMBZ5229B MMBZ5230B MMBZ5231B
MMBZ5232B MMBZ5233B MMBZ5234B MMBZ5235B MMBZ5236B MMBZ5237B MMBZ5238B MMBZ5239B MMBZ5240B MMBZ5241B
MMBZ5242B MMBZ5243B MMBZ5244B MMBZ5245B MMBZ5246B MMBZ5248B MMBZ5250B MMBZ5251B MMBZ5252B MMBZ5254B
MMBZ5255B MMBZ5256B MMBZ5257B MMBZ5258B MMBZ5259B
Features
·
·
·
·
·
·
Planar Die Construction
350mW Power Dissipation on FR-4 PCB
General Purpose, Medium Current
Ideally Suited for Automated Assembly Processes
Lead Free/RoHS Compliant (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
E
D
G
H
B
C
A
SOT-23
Dim
A
B
C
D
E
G
K
J
L
M
Min
0.37
1.20
2.30
0.89
0.45
1.78
2.80
0.013
0.903
0.45
0.085
0°
Max
0.51
1.40
2.50
1.03
0.60
2.05
3.00
0.10
1.10
0.61
0.180
8°
Mechanical Data
·
·
·
·
·
·
·
·
Case: SOT-23
Case Material: Molded Plastic
.
UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminal Connections: See Diagram
Terminals: Solderable per MIL-STD-202, Method 208
Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe).
Marking & Type Code Information: See Electrical
Specifications Table
Weight: 0.008 grams (approximate)
H
J
K
L
M
a
All Dimensions in mm
Maximum Ratings
Forward Voltage
Power Dissipation (Note 1)
@ T
A
= 25°C unless otherwise specified
Symbol
@ I
F
= 10mA
V
F
P
d
R
qJA
T
j,
T
STG
Value
0.9
350
357
-65 to +150
Unit
V
mW
°C/W
°C
Characteristic
Thermal Resistance, Junction to Ambient Air (Note 1)
Operating and Storage Temperature Range
Ordering Information
(Note 2)
Device
(Type Number)-7-F
Packaging
SOT-23
Shipping
3000/Tape & Reel
* Add “-7-F” to the appropriate type number in Table, Sheet 2 example: 6.2V Zener = MMBZ5234B-7-F.
Notes:
1. Mounted on FR4 PC Board with recommended pad layout which can be found on our website
at http://www.diodes.com/datasheets/ap02001.pdf.
2. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
3. No purposefully added lead.
DS18011 Rev. 16 - 2
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Electrical Characteristics
Type
Number
Type
Code
@ T
A
= 25°C unless otherwise specified
Zener Voltage Range (Note 4)
V
Z
@ I
ZT
I
ZT
Max (V)
2.52
2.63
2.84
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.30
6.51
7.14
7.88
8.61
9.14
9.56
10.50
11.55
12.60
13.65
14.70
15.75
16.80
18.90
21.00
23.10
25.20
28.35
29.40
31.50
34.65
37.80
40.95
mA
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
7.0
6.2
5.6
5.2
5.0
4.5
4.2
3.8
3.4
3.2
30
30
30
30
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
21
25
29
33
41
44
49
58
70
80
Maximum Zener
Impedance (Note 5)
Z
ZT
@ I
ZT
W
1200
1200
1300
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
Z
ZK
@ I
ZK
= 0.25mA
Maximum Reverse
Leakage Current (Note 4)
I
R
mA
100
100
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
0.1
0.1
0.1
@ V
R
V
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
11
12
14
15
17
18
21
21
23
25
27
30
Nom (V)
MMBZ5221B
MMBZ5222B
MMBZ5223B
MMBZ5225B
MMBZ5226B
MMBZ5227B
MMBZ5228B
MMBZ5229B
MMBZ5230B
MMBZ5231B
MMBZ5232B
MMBZ5233B
MMBZ5234B
MMBZ5235B
MMBZ5236B
MMBZ5237B
MMBZ5238B
MMBZ5239B
MMBZ5240B
MMBZ5241B
MMBZ5242B
MMBZ5243B
MMBZ5244B
MMBZ5245B
MMBZ5246B
MMBZ5248B
MMBZ5250B
MMBZ5251B
MMBZ5252B
MMBZ5254B
MMBZ5255B
MMBZ5256B
MMBZ5257B
MMBZ5258B
MMBZ5259B
Notes:
Min (V)
2.28
2.38
2.57
2.85
3.14
3.42
3.71
4.09
4.4 7
4.85
5.32
5.70
5.89
6.46
7.13
7.79
8.27
8.65
9.50
10.45
11.40
12.35
13.30
14.25
15.20
17.10
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
KC1
KC2
KC3
KC5
KG1
KG2
KG3
KG4
KG5/8E
KE1
KE2
KE3
KE4
KE5
KF1/8L
KF2
KF3
KF4
KF5
KH1
KH2/8S
KH3
KH4
KH5
KJ1
KJ3
KJ5
KK1
KK2
KK4
KK5
KM1
KM2
KM3
KM4
2.4
2.5
2.7
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
13
14
15
16
18
20
22
24
27
28
30
33
36
39
4. Short duration test pulse used to minimize self-heating effect.
5. f = 1KHz.
Marking Information
XXX = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
XXX
Date Code Key
Year
Code
Month
Code
1998
J
Jan
1
1999
K
Feb
2
2000
L
March
3
YM
2001
M
Apr
4
2002
N
May
5
2003
P
Jun
6
2004
R
Jul
7
2005
S
Aug
8
2006
T
Sep
9
2007
U
Oct
O
2008
V
Nov
N
2009
W
Dec
D
DS18011 Rev. 16 - 2
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MMBZ5221B - MMBZ5259B
1000
0.4
T
j
= 25 °C
P
D
, POWER DISSIPATION (W)
0.3
C
T
, TOTAL CAPACITANCE (pF)
100
V
R
= 1V
0.2
0.1
V
R
= 2V
10
0
0
25
50
75
100
125
1
150
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Dissipation vs Ambient Temperature
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 2 Total Capacitance vs Nominal Zener Voltage
1000
50
T
j
= 25°C
5V6
6V8
40
I
Z
, ZENER CURRENT (mA)
I
Z
= 1.0mA
100
8V2
30
20
10
10
Test Current I
Z
20mA
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 3 Zener Voltage vs. Zener Impedence
100
0
0
1
3
4
5
6
8
9
7
V
Z
, ZENER VOLTAGE (V)
Fig. 4 Zener Breakdown Characteristics
2
10
30
T
j
= 25°C
10
12
I
Z
, ZENER CURRENT (mA)
20
Test current I
Z
15
Nominal Zener Voltage
18
10
22
27
33
36
39
0
0
10
20
30
V
Z
, ZENER VOLTAGE (V)
Fig. 5 Zener Breakdown Characteristics
40
DS18011 Rev. 16 - 2
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MMBZ5221B - MMBZ5259B
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further
notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither
does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will
agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the
President of Diodes Incorporated.
DS18011 Rev. 16 - 2
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MMBZ5221B - MMBZ5259B
ã
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