MMSZ5221BS - MMSZ5259BS
SURFACE MOUNT ZENER DIODE
Features
•
•
•
•
•
•
Planar Die Construction
Small Surface Mount Package
General Purpose
Ideally Suited for Automated Assembly Processes
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Mechanical Data
•
•
•
•
•
•
Case: SOD323
Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020D
Terminals: Solderable per MIL-STD-202, Method 208
e3
Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe). Polarity: Cathode Band
Weight: 0.004 grams (approximate)
Top View
Ordering Information
(Note 4)
Case
SOD-323
SOD-323
Packaging
3000/Tape & Reel
10000/Tape & Reel
Part Number
(Type Number)-7-F*
(Type Number)-13-F* (Note 5)
Notes:
* For (Type Number), please see the Electrical Characteristics Table. Example: 6.2V Zener = MMSZ5234BS-7-F.
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. For packaging details, go to our website at http://www.diodes.com/products/packages.html
5. Devices are readily available on 13” reels for select voltages only. For other voltages, devices can be made available on 13” reels upon request.
Please contact your Diodes Inc. sales representative for additional details.
Marking Information
XX
XX = Product Type Marking Code
(See Electrical Characteristics Table)
MMSZ5221BS -MMSZ5259BS
Document number: DS31038 Rev. 13 - 2
1 of 5
www.diodes.com
January 2014
© Diodes Incorporated
MMSZ5221BS - MMSZ5259BS
Maximum Ratings
(@T
A
= +25°C, unless otherwise specified.)
Characteristic
Forward Voltage (Note 6)
@ I
F
= 10mA
Symbol
V
F
Value
0.9
Unit
V
Thermal Characteristics
Characteristic
Power Dissipation (Note 7)
Thermal Resistance, Junction to Ambient Air (Note 7)
Operating and Storage Temperature Range
Symbol
P
D
R
θ
JA
T
J,
T
STG
Value
200
625
-65 to +150
Unit
mW
°C/W
°C
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Zener Voltage Range (Note 8)
Type
Number
Marking
Code
Nom (V)
MMSZ5221BS
MMSZ5223BS
MMSZ5225BS
MMSZ5226BS
MMSZ5227BS
MMSZ5228BS
MMSZ5229BS
MMSZ5230BS
MMSZ5231BS
MMSZ5232BS
MMSZ5233BS
MMSZ5234BS
MMSZ5235BS
MMSZ5236BS
MMSZ5237BS
MMSZ5238BS
MMSZ5239BS
MMSZ5240BS
MMSZ5241BS
MMSZ5242BS
MMSZ5243BS
MMSZ5245BS
MMSZ5246BS
MMSZ5248BS
MMSZ5250BS
MMSZ5251BS
MMSZ5252BS
MMSZ5254BS
MMSZ5255BS
MMSZ5256BS
MMSZ5257BS
MMSZ5258BS
MMSZ5259BS
Notes:
Test
Current
I
ZT
Maximum Zener
Impedance (Note 9)
Z
ZT
@ I
ZT
Ω
30
30
30
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
16
17
21
25
29
33
41
44
49
58
70
80
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
700
700
800
Z
ZK
@ I
ZK
= 0.25mA
Maximum Reverse
Leakage Current (Note 8)
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
V
Z
@ I
ZT
Min (V)
2.28
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
14.25
15.20
17.10
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
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
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
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
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
6. Short duration pulse test used to minimize self-heating effect.
7. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf
8. Short duration pulse test used to minimize self-heating effect.
9. f = 1KHz.
MMSZ5221BS -MMSZ5259BS
Document number: DS31038 Rev. 13 - 2
2 of 5
www.diodes.com
January 2014
© Diodes Incorporated
MMSZ5221BS - MMSZ5259BS
0.4
Note 7
50
P
D
, POWER DISSIPATION (W)
40
I
Z
, ZENER CURRENT (mA)
0
25
50
75
100
125
T
A
, AMBIENT TEMPERATURE (
°
C)
Fig. 1 Power Derated Curve
T
j
= 25°C
10
12
0.3
30
0.2
20
0.1
10
0
150
0
0
3
4
5
6
8
9 10
7
V
Z
, ZENER VOLTAGE (V)
Fig. 2 Typical Zener Breakdown Characteristics
f = 1MHz
1
2
30
1,000
C
T
, TOTAL CAPACITANCE (pF)
I
Z
, ZENER CURRENT (mA)
20
Test current I
Z
15
Nominal Zener Voltage
0V BIAS
100
18
10
22
27
33
36
39
10
0
0
10
20
30
40
V
Z
, ZENER VOLTAGE (V)
Fig. 3 Typical Zener Breakdown Characteristics
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 4 Typical Total Capacitance vs. Nominal Zener Voltage
1
1
1,000
Z
Z
, ZENER IMPEDANCE (
Ω
)
100
I
Z
= 1.0mA
10
1
1
10
100
V
Z
, ZENER VOLTAGE (V)
Fig. 5 Typical Zener Impedance Characteristics
MMSZ5221BS -MMSZ5259BS
Document number: DS31038 Rev. 13 - 2
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www.diodes.com
January 2014
© Diodes Incorporated
MMSZ5221BS - MMSZ5259BS
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
C
H
B
A
M
L
K
J
SOD323
Dim
Min
Max
A
0.25
0.35
B
1.20
1.40
C
2.30
2.70
H
1.60
1.80
J
0.00
0.10
K
1.0
1.1
L
0.20
0.40
M
0.10
0.15
0°
8°
α
All Dimensions in mm
Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for latest version.
X1
Y
X
Dimensions Value (in mm)
G
1.520
X
0.590
X1
2.700
Y
0.450
G
MMSZ5221BS -MMSZ5259BS
Document number: DS31038 Rev. 13 - 2
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January 2014
© Diodes Incorporated
MMSZ5221BS - MMSZ5259BS
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
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This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
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 © 2014, Diodes Incorporated
www.diodes.com
MMSZ5221BS -MMSZ5259BS
Document number: DS31038 Rev. 13 - 2
5 of 5
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January 2014
© Diodes Incorporated
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