SMAJ5918B THRU SMAJ5956B
Features
•
•
•
•
•
•
VZ – Tolerance: ±5%
For Surface Mount Applications
Halogen Free Available Upon Request By Adding Suffix "-HF"
Moisture Sensitivity Level 1
Epoxy Meets UL 94 V-0 Flammability Rating
Lead Free Finish/RoHS Compliant (Note1) ("P" Suffix Designates
RoHS Compliant. See Ordering Information)
1.5 Watt
Zener Diode
5.1 to 200 Volts
Maximum Ratings
•
•
•
•
Operating Junction Temperature Range: -65°C to +150°C
Storage Temperature Range: -65°C to +150°C
Thermal Resistance : 50°C/W Junction to Lead
Thermal Resistance : 83°C/W Junction to Ambient
Parameter
Symbol
Rating
Conditions
Power Dissipation
PD
1.5W
TL≤75°C
Maximum Forward
Voltage
VF
1.5V
IF=200mA
SMA (DO-214AC)
LEAD FRAME
H
J
Cathode Mark
C
E
D
F
A
B
G
Note: 1. High Temperature Solder Exemption Applied, see EU Directive Annex 7a.
DIM
A
B
C
D
E
F
G
H
J
DIMENSIONS
INCHES
MM
MIN MAX MIN MAX
0.075 0.096 1.90 2.44
0.050 0.064 1.27 1.63
0.002 0.008 0.051 0.203
--- 0.020
--0.51
0.030 0.060 0.76 1.52
0.065 0.091 1.65 2.32
0.189 0.220 4.80 5.59
0.157 0.187 4.00 4.75
0.090 0.115 2.25 2.92
NOTE
SUGGESTED SOLDER PAD LAYOUT
2.27mm
2.16mm
1.78mm
Rev.3-2-06122019
1/4
MCCSEMI.COM
SMAJ5918B THRU SMAJ5956B
Electrical Characteristics @ 25°C Unless Otherwise Specified
MCC
Part Number
SMAJ5918B
SMAJ5919B
SMAJ5920B
SMAJ5921B
SMAJ5922B
SMAJ5923B
SMAJ5924B
SMAJ5925B
SMAJ5926B
SMAJ5927B
SMAJ5928B
SMAJ5929B
SMAJ5930B
SMAJ5931B
SMAJ5932B
SMAJ5933B
SMAJ5934B
SMAJ5935B
SMAJ5936B
SMAJ5937B
SMAJ5938B
SMAJ5939B
SMAJ5940B
SMAJ5941B
SMAJ5942B
SMAJ5943B
SMAJ5944B
SMAJ5945B
SMAJ5946B
SMAJ5947B
SMAJ5948B
SMAJ5949B
SMAJ5950B
SMAJ5951B
SMAJ5952B
SMAJ5953B
SMAJ5954B
SMAJ5955B
SMAJ5956B
Zener
Voltage (2)
Test
Current
Maximum
Dynamic
Impedance
Knee Current
Knee
Impedance
Maximum
Reverse
Current
Reverse
Voltage
VZ
V
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
82
91
100
110
120
130
150
160
180
200
IZT
mA
73.5
66.9
60.5
55.1
50
45.7
41.2
37.5
34.1
31.2
28.8
25
23.4
20.8
18.7
17
15.6
13.9
12.5
11.4
10.4
9.6
8.7
8
7.3
6.7
6
5.5
5
4.6
4.1
3.7
3.4
3.1
2.9
2.5
2.3
2.1
1.9
ZZT @ IZT
Ω
4
2
2
2.5
3
3.5
4
4.5
5.5
6.5
7
9
10
12
14
17.5
19
23
28
33
38
45
53
67
70
86
100
120
140
160
200
250
300
380
450
600
700
900
1200
IZK
mA
1
1
1
1
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
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
ZZk
Ω
350
250
200
200
400
400
500
500
550
550
550
600
600
650
650
650
700
700
750
800
850
900
950
1000
1100
1300
1500
1700
2000
2500
3000
3100
4000
4500
5000
6000
6500
7000
8000
IR
µA
5.0
5.0
5.0
5.0
5.0
5.0
5.0
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
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
VR
V
2
3
4
5.2
6
6.5
7
8
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
62.2
69.2
76
83.6
91.2
98.8
114
121.6
136.8
152
Marking
Code
18B
19B
20B
21B
22B
23B
24B
25B
26B
27B
28B
29B
30B
31B
32B
33B
34B
35B
36B
37B
38B
39B
40B
41B
42B
43B
44B
45B
46B
47B
48B
49B
50B
51B
52B
53B
54B
55B
56B
Note:2. Based on DC-measurement at Thermal Equilibrium While Maintaining The Lead Temperature(TL) at 30°C , 9.5mm(3/8) from The Diode Body
Rev.3-2-06122019
2/4
MCCSEMI.COM
SMAJ5918B THRU SMAJ5956B
Curve Characteristics
Fig. 1 - Power Derating Curve
Fig. 2 - Typical Zener Breakdown Characteristics
2.0
100
20
1.5
Zener Current (mA)
Power Dissipation (W)
50
1.0
0.5
10
5
2
1
0.5
VZ − 5.1 thru 10 Volts
0.2
0.0
0
25
50
75
100
125
0.1
150
0
2
4
6
8
10
Zener Voltage (V)
Lead Temperature (°C)
Fig. 3 - Typical Zener Breakdown Characteristics
100
VZ − 12 thru 68 Volts
50
Zener Current (mA)
20
10
5
2
1
0.5
0.2
0.1
0
10
20
30
40
50
60
70
80
Zener Voltage (V)
Rev.3-2-06122019
3/4
MCCSEMI.COM
SMAJ5918B THRU SMAJ5956B
Ordering Information
Device
Packing
Part Number-TP
Tape&Reel:7.5Kpcs/Reel
Note : Adding "-HF" Suffix For Halogen Free, eg. Part Number-TP-HF
***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.
Rev.3-2-06122019
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MCCSEMI.COM
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