SMAZ5919B thru SMAZ5945B
www.vishay.com
Vishay General Semiconductor
Surface Mount Power Voltage-Regulating Diodes
FEATURES
•
Low profile package
• Ideal for automated placement
• Low Zener impedance
• Low regulation factor
• Meets MSL level 1, per
LF maximum peak of 260 °C
J-STD-020,
DO-214AC (SMA)
• Material categorization: For definitions of compliance
please see
www.vishay.com/doc?99912
MECHANICAL DATA
PRIMARY CHARACTERISTICS
V
Z
P
tot
at T
L
= 75 °C
P
tot
at T
A
= 25 °C
T
J
max.
V
Z
specification
Int. construction
5.6 V to 68 V
1500 mW
500 mW
150 °C
Pulse current
Single
Case:
DO-214AC (SMA)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS-compliant and commercial grade
Terminals:
Matte tin plated leads, solderable
J-STD-002 and JESD 22-B102
E3 suffix meets JESD 201 class 1A whisker test
Polarity:
Color band denotes cathode end
per
TYPICAL APPLICATIONS
For general purpose regulation and protection applications.
MAXIMUM RATINGS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Maximum steady state power dissipation at T
L
= 75 °C (fig. 1)
(1)
Maximum steady state power dissipation at T
A
= 25 °C (fig. 1)
Operating junction and storage temperature range
(2)
(3)
SYMBOL
P
tot
P
tot
V
F
T
J
, T
STG
VALUE
1500
500
1.5
- 65 to + 150
UNIT
mW
mW
V
°C
Maximum instantaneous forward voltage at 200 mA for all types
Notes
(1)
Mounted on PCB with 5.0 mm x 5.0 mm copper pads attached to each terminal
(2)
Mounted on minimum recommended pad layout
(3)
Pulse test: 300 μs pulse width, 1 % duty cycle
Revision: 25-May-12
Document Number: 88488
1
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
SMAZ5919B thru SMAZ5945B
www.vishay.com
Vishay General Semiconductor
I
F
ELECTRICAL CHARACTERISTICS
SYMBOL
V
Z
I
ZT
Z
ZT
I
ZK
Z
ZK
I
R
VR
I
F
V
F
I
ZM
PARAMETER
Reverse Zener voltage at I
ZT
Reverse current
Maximum Zener impedance at I
ZT
Reverse current
Maximum Zener impedance at I
ZK
Reverse leakage current at V
R
Reverse voltage
Forward current
Forward voltage at I
F
Maximum DC Zener current
V
Z
V
R
I
R
V
F
V
I
ZT
Zener Voltage Regulator
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
DEVICE
MARKING
CODE
ZENER VOLTAGE
RANGE
V
Z
AT I
ZT
v
MIN. NOM. MAX.
SMAZ5919B
SMAZ5920B
SMAZ5921B
SMAZ5923B
SMAZ5924B
SMAZ5925B
SMAZ5926B
SMAZ5927B
SMAZ5928B
SMAZ5929B
SMAZ5930B
SMAZ5931B
SMAZ5932B
SMAZ5933B
SMAZ5934B
SMAZ5935B
SMAZ5936B
SMAZ5937B
SMAZ5938B
SMAZ5939B
SMAZ5940B
SMAZ5941B
SMAZ5942B
SMAZ5943B
SMAZ5944B
SMAZ5945B
19B
20B
21B
23B
24B
25B
26B
27B
28B
29B
30B
31B
32B
33B
34B
35B
36B
37B
38B
39B
40B
41B
42B
43B
44B
45B
5.32
5.89
6.46
7.79
8.64
9.5
10.5
11.4
12.4
14.3
15.2
17.1
19.0
20.9
22.8
25.7
28.5
31.4
34.2
37.1
40.9
44.65
48.45
53.2
58.9
64.6
5.6
6.2
6.8
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
5.88
6.51
7.14
8.61
9.56
10.5
11.6
12.6
13.7
15.8
16.8
18.9
21.0
23.1
25.2
28.4
31.5
34.7
37.8
41.0
45.2
49.35
53.55
58.8
65.1
71.4
66.9
60.5
55.1
45.7
41.2
37.5
34.1
31.2
28.8
25.0
23.4
20.8
18.7
17.0
15.6
13.9
12.5
11.4
10.4
9.6
8.7
8.0
7.3
6.7
6.0
5.5
1.0
1.0
1.0
0.5
0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
TEST CURRENT
I
ZT
mA
MAX.
5.0
2.0
2.5
5.0
5.0
5.0
5.5
6.5
7.0
9.0
10
12
14
17.5
19
23
28
33
38
45
53
67
70
86
100
120
I
ZK
MAXIMUM ZENER
IMPEDANCE
Z
ZT
AT I
ZT
Z
ZK
AT I
ZK
MAX.
700
700
400
700
700
700
550
550
550
600
600
650
650
650
700
700
750
800
850
900
950
1000
1100
1300
1500
1700
REVERSE
LEAKAGE
CURRENT
I
R
AT V
R
μA
MAX.
200
200
200
10
10
10
5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3.0
4.0
5.2
6.5
7.0
8.0
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
V
MAXIMUM
ZENER
CURRENT
I
ZM
mA
MAX.
268
242
221
183
165
150
136
125
115
100
94
83
75
68
62
56
50
45
42
38
35
32
29
27
24
22
PART
NUMBER
Revision: 25-May-12
Document Number: 88488
2
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
SMAZ5919B thru SMAZ5945B
www.vishay.com
Vishay General Semiconductor
SYMBOL
R
JL
(2)
THERMAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Typical thermal resistance, junction to lead
(1)
Typical thermal resistance, junction to ambient
Note
(1)
Mounted on minimum recommended pad layout
LIMIT
50
250
UNIT
°C/W
°C/W
R
JA
ORDERING INFORMATION
(Example)
PREFERRED P/N
SMAZ5925B-M3/61
SMAZ5925B-M3/5A
UNIT WEIGHT (g)
0.064
0.064
PREFERRED PACKAGE CODE
61
5A
BASE QUANTITY
1800
7500
DELIVERY MODE
7" diameter plastic tape and reel
13" diameter plastic tape and reel
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
4.0
100
P
tot
- Maximum Power Dissipation (W)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
25
50
75
100
125
150
T
A
0.1
0
10
20
30
40
50
60
70
T
L
I
Z
- Zener Test Current (mA)
10
1
Temperature (°C)
V
Z
- Zener
Voltage
(V)
Fig. 1 - Steady State Power Durating
Fig. 3 - Typical Zener Voltage
100
5.0
V
Z
- Temperature Coefficient (mV/°C)
I
Z
- Zener Test Current (mA)
V
Z
at I
ZT
4.0
10
3.0
2.0
1
1.0
0.1
0
1
2
3
4
5
6
7
8
9
10
0
5.0
5.5
6.0
6.5
7.0
V
Z
- Zener
Voltage
(V)
V
Z
- Zener
Voltage
(V)
Fig. 2 - Typical Zener Voltage
Fig. 4 - Typical Temperature Coefficients
Revision: 25-May-12
Document Number: 88488
3
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
SMAZ5919B thru SMAZ5945B
www.vishay.com
Vishay General Semiconductor
1000
80
V
Z
- Temperature Coefficient (mV/°C)
Z
Z
- Dynamic Impedance (Ω)
70
60
50
40
30
20
10
0
0
V
Z
at I
ZT
I
Z
= 1 mA
100
I
Z
= 10 mA
10
I
Z
= 20 mA
1
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
V
Z
- Zener
Voltage
(V)
V
Z
- Zener
Voltage
(V)
Fig. 5 - Typical Temperature Coefficients
Fig. 7 - Typical Zener Impedance
10000
C
J
- Junction Capacitance (pF)
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Measured at Zero Bias
1000
Measured at
V
Z/2
100
10
1
10
100
V
BR
- Breakdown
Voltage
(V)
Fig. 6 - Typical Junction Capacitance
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
DO-214AC (SMA)
Cathode Band
Mounting Pad Layout
0.066 (1.68)
MIN.
0.074 (1.88)
MAX.
0.065 (1.65)
0.049 (1.25)
0.110 (2.79)
0.100 (2.54)
0.177 (4.50)
0.157 (3.99)
0.012 (0.305)
0.006 (0.152)
0.060 (1.52)
MIN.
0.208 (5.28)
REF.
0.090 (2.29)
0.078 (1.98)
0.060 (1.52)
0.030 (0.76)
0.008 (0.203)
0 (0)
0.208 (5.28)
0.194 (4.93)
Revision: 25-May-12
Document Number: 88488
4
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular
product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk. Please
contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by
any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.
Revision: 02-Oct-12
1
Document Number: 91000
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