MMSZ5221B - MMSZ5259B
500mW SURFACE MOUNT ZENER DIODE
Features
•
•
•
•
•
•
500mW Power Dissipation
General Purpose, Medium Current
Ideally Suited for Automated Assembly Processes
Lead, Halogen and Antimony Free, RoHS Compliant (Note 3)
"Green" Device (Note 4)
Qualified to AEC-Q101 Standards for High Reliability
Mechanical Data
•
•
•
•
•
•
•
•
Case: SOD-123
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Matte Tin Finish annealed over Alloy 42 leadframe
(Lead Free Plating). Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band
Ordering Information: See Page 3
Marking Information: See Page 3
Weight: 0.01 grams (approximate)
Top View
Maximum Ratings
Forward Voltage
@T
A
= 25°C unless otherwise specified
@ I
F
= 10mA
Symbol
V
F
Value
0.9
Unit
V
Characteristic
Thermal Characteristics
Characteristic
Power Dissipation (Note 1) @T
L
= 75°C
Thermal Resistance, Junction to Ambient Air (Note 1)
Thermal Resistance, Junction to Lead (Note 2)
Operating and Storage Temperature Range
Notes:
1.
2.
3.
4.
Symbol
P
D
R
θ
JA
R
θ
JL
T
J,
T
STG
Value
500
350
150
-65 to +150
Unit
mW
°C/W
°C/W
°C
Device mounted on FR-4 substrate, single-sided, PC boards, with minimum recommended pad layout.
Thermal Resistance measurement obtained via infrared scan method.
No purposefully added lead. Halogen and Antimony Free.
Product manufactured with Data Code V9 (week 33, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code V9 are built with Non-Green Molding Compound and may contain Halogens or Sb
2
O
3
Fire Retardants.
MMSZ5221B - MMSZ5259B
Document number: DS18010 Rev. 23 - 2
1 of 5
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May 2009
© Diodes Incorporated
MMSZ5221B - MMSZ5259B
Electrical Characteristics
Type
Number
MMSZ5221B
MMSZ5223B
MMSZ5225B
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
MMSZ5230B
MMSZ5231B
MMSZ5232B
MMSZ5233B
MMSZ5234B
MMSZ5235B
MMSZ5236B
MMSZ5237B
MMSZ5238B
MMSZ5239B
MMSZ5240B
MMSZ5241B
MMSZ5242B
MMSZ5243B
MMSZ5245B
MMSZ5246B
MMSZ5248B
MMSZ5250B
MMSZ5251B
MMSZ5252B
MMSZ5254B
MMSZ5255B
MMSZ5256B
MMSZ5257B
MMSZ5258B
MMSZ5259B
Notes:
Type
Code
C1
C3
C5
G1
G2
G3
G4
G5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H5
J1
J3
J5
K1
K2
K4
K5
M1
M2
M3
M4
Nom (V)
2.4
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
15
16
18
20
22
24
27
28
30
33
36
39
@T
A
= 25°C unless otherwise specified
Test
Current
I
ZT
Max (V)
2.52
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
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
9.5
8.5
7.8
7.0
6.2
5.6
5.2
5.0
4.5
4.2
3.8
3.4
3.2
Maximum Zener
Impedance (Note 4)
Z
ZK
@ I
ZK
Z
ZT
@ I
ZT
= 0.25mA
Ω
30
1200
30
1300
30
1600
28
1600
24
1700
23
1900
22
2000
19
1900
17
1600
11
1600
7
1600
7
1000
5
750
6
500
8
500
8
600
10
600
17
600
22
600
30
600
13
600
16
600
17
600
21
600
25
600
29
600
33
600
41
600
44
600
49
600
58
700
70
700
80
800
Maximum Reverse
Leakage Current (Note 5)
I
R
μA
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
@ V
R
V
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
11
12
14
15
17
18
21
21
23
25
27
30
Zener Voltage Range (Note 5)
V
Z
@ I
ZT
Min (V)
2.28
2.57
2.85
3.14
3.42
3.71
4.09
4.47
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
14.25
15.20
17.10
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
4. f = 1KHz.
5. Short duration pulse test used to minimize self-heating effect.
0.6
Note 1
50
0.5
P
D
, POWER DISSIPATION (W)
0.4
I
Z
, ZENER CURRENT (mA)
0
75
25
50
100
125
T
A
, AMBIENT TEMPERATURE (
°
C)
Fig. 1 Power Derating Curve
150
40
30
0.3
20
0.2
10
0.1
0
0
0
3
4
5
6
8
9 10
7
V
Z
, ZENER VOLTAGE (V)
Fig. 2 Typical Zener Breakdown Characteristics
1
2
MMSZ5221B - MMSZ5259B
Document number: DS18010 Rev. 23 - 2
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May 2009
© Diodes Incorporated
MMSZ5221B - MMSZ5259B
30
T
J
= 25°C
10
12
1,000
20
Test current I
Z
15
Nominal Zener Voltage
C
T
, TOTAL CAPACITANCE (pF)
I
Z
, ZENER CURRENT (mA)
18
100
10
22
27
33
36
39
0
0
10
20
30
40
V
Z
, ZENER VOLTAGE (V)
Fig. 3 Typical Zener Breakdown Characteristics
10
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 4 Typical Total Capacitance vs. Nominal Zener Voltage
1
1,000
Z
Z
, ZENER IMPEDANCE (
Ω
)
100
10
1
1
10
100
V
Z
, ZENER VOLTAGE (V)
Fig. 5 Typical Zener Impedance Characteristics
Ordering Information
Part Number
(Type Number)-7-F*
(Note 6)
Case
SOD-123
Packaging
3000/Tape & Reel
*Add “-7-F” to the appropriate type number in Electrical Characteristics Table. Example: 6.2V Zener = MMSZ5234B-7-F.
Notes:
6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
xx = Product Type Marking Code
(See Electrical Characteristics Table)
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
XX
Date Code Key
Year
Code
Month
Code
1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015
J
K
L
M
N
P
R
S
T
U
V
W
X
Y
Z
A
B
C
Jan
1
Feb
2
Mar
3
Apr
4
May
5
Jun
6
Jul
7
Aug
8
Sep
9
Oct
O
Nov
N
Dec
D
MMSZ5221B - MMSZ5259B
Document number: DS18010 Rev. 23 - 2
3 of 5
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YM
May 2009
© Diodes Incorporated
MMSZ5221B - MMSZ5259B
Package Outline Dimensions
C
H
B
A
M
L
K
SOD-123
Dim
Min
Max
A
0.55 Typ
B
1.40
1.70
C
3.55
3.85
H
2.55
2.85
J
0.00
0.10
K
1.00
1.35
L
0.25
0.40
M
0.10
0.15
0
8°
α
All Dimensions in mm
Suggested Pad Layout
C
X
Dimensions Value (in mm)
Z
4.9
G
2.5
X
0.7
Y
1.2
C
3.7
Y
G
Z
MMSZ5221B - MMSZ5259B
Document number: DS18010 Rev. 23 - 2
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May 2009
© Diodes Incorporated
MMSZ5221B - MMSZ5259B
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein 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 Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
LIFE SUPPORT
Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B.
A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2009, Diodes Incorporated
www.diodes.com
MMSZ5221B - MMSZ5259B
Document number: DS18010 Rev. 23 - 2
5 of 5
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May 2009
© Diodes Incorporated
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