MCC
TM
Micro Commercial Components
SMAJ4728A
THRU
SMAJ4761A
omponents
20736 Marilla Street Chatsworth
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Features
•
•
•
•
•
•
•
Low Zener Impedance
Low Regulation Factor
VZ – tolerance: f5%
For Surface Mount Applications
Epoxy meets UL 94 V-0 flammability rating
Moisture Sensitivity Level 1
Lead Free Finish/Rohs Compliant (Note1) ("P"Suffix designates
Compliant. See ordering information)
Maximum Ratings@25℃Unless Otherwise Specified
Parameters
Power Dissipation
Test Conditions
Symbol
Value
Unit
Tamb≤50℃
Pd
1
W
Iz
Pd/Vz
mA
Z-Current
1 Watt
Zener Diode
3.3 to 75 Volts
DO-214AC
(SMA)( LEAD FRAME)
H
J
Operating
Tj
-65~+150
℃
Tstg
-65~+150
℃
Junction Temperature
Storage Temperature
Thermal Resistence
FR-4 Board, MCC's
RΘja
100
Suggested Solder Pad
RΘjL
75
IF=100mA
Vf
1.2
A
E
Max. Forward Voltage Drop
C
K/W
V
D
B
F
G
DIMENSIONS
DIM
A
B
C
D
E
F
G
H
J
INCHES
MIN
.079
.050
.002
--.030
.065
.189
.157
.090
MAX
.096
.064
.008
.02
.060
.091
.220
.181
.115
MM
MIN
2.00
1.27
.05
--.76
1.65
4.80
4.00
2.25
MAX
2.44
1.63
.20
.51
1.52
2.32
5.59
4.60
2.92
NOTE
SUGGESTED SOLDER
PAD LAYOUT
0.090”
MA X
0.058 ” MI N
Note:
1. High Temperature Solder Exemptions Applied, see EU Directive Annex 7.
Revision: A
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0.070"
MI N
2011/01/01
MCC
SMAJ4728A THRU SMAJ4761A
TM
Micro Commercial Components
ELECTRICAL CHARACTERISTICS @25°C
MCC
PART
NUMBER
ZENER
VOLTAGE
VZ(1)
TEST
CURRENT
IZT
SMAJ4728A
SMAJ4729A
SMAJ4730A
SMAJ4731A
SMAJ4732A
SMAJ4733A
SMAJ4734A
SMAJ4735A
SMAJ4736A
SMAJ4737A
SMAJ4738A
SMAJ4739A
SMAJ4740A
SMAJ4741A
SMAJ4742A
SMAJ4743A
SMAJ4744A
SMAJ4745A
SMAJ4746A
SMAJ4747A
SMAJ4748A
SMAJ4749A
SMAJ4750A
SMAJ4751A
SMAJ4752A
SMAJ4753A
SMAJ4754A
SMAJ4755A
SMAJ4756A
SMAJ4757A
SMAJ4758A
SMAJ4759A
SMAJ4760A
SMAJ4761A
VOLTS
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
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
75
mA
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
15.5
14
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.7
3.3
MAXIMUM
DYNAMIC
IMPEDANCE
ZZT @ IZT
OHMS
10
10
9
9
8
7
5
2
3.5
4.0
4.5
5.0
7
8
9
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
110
125
150
175
MAXIMUM
REVERSE
CURRENT IR
@ VR
µA
100
100
50
10
10
10
10
10
10
10
10
10
10
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
TEST
VOLTAGE VR
VOLTS
1
1
1
1
1
1
2
3
4
5
6
7
7.6
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
56.0
MAXIMUM
KNEE
IMPEDANCE
ZZK @ IZK
OHMS
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
2000
2000
2000
2000
TEST
CURRENT IZK
DEVICE
MARKING
mA
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
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
0.25
728A
729A
730A
731A
732A
733A
734A
735A
736A
737A
738A
739A
740A
741A
742A
743A
744A
745A
746A
747A
748A
749A
750A
751A
752A
753A
754A
755A
756A
757A
758A
759A
760A
761A
1) Based on DC-measurement at thermal equilibrium while maintaining the lead temperature(TL) at 30ć
Revision: A
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2 of 4
2011/01/01
MCC
SMAJ4728A THRU SMAJ4761A
TM
Micro Commercial Components
Revision: A
www.mccsemi.com
3 of 4
2011/01/01
MCC
TM
Micro Commercial Components
Ordering Information :
Device
Packing
Part Number-TP
Tape&Reel: 7.5Kpcs/Reel
***IMPORTANT NOTICE***
Micro Commercial Components Corp. reserves the right to make changes without further notice to any product herein to
make corrections, modifications , enhancements , improvements , or other changes . Micro Commercial Components
Corp . 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 Micro Commercial Components Corp . and all the companies whose products are
represented on our website, harmless against all damages.
***LIFE SUPPORT***
MCC's products are not authorized for use as critical components in life support devices or systems without the express written
approval of Micro Commercial Components Corporation.
***CUSTOMER AWARENESS***
Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking
strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages
customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on
our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine
parts, have full traceability, meet MCC's quality standards for handling and storage. MCC will not provide any warranty
coverage or other assistance for parts bought from Unauthorized Sources. MCC is committed to combat this global
problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
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