1SMA4742-AU_R1_000A1 数据手册
1SMA4728-AU~1SMA4757-AU
SURFACE MOUNT SILICON ZENERDIODE
VOLTAGE
3.3 to 51 Volt
POWER
1 Watt
FEATURES
• For surface mounted applications in order to optimize board space
• Low inductance
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• High temperature soldering : 260°C /10 seconds at terminals
• Lead free in compliance with EU RoHS 2.0
• Green molding compound as per IEC 61249 standard
• AEC-Q101 qualified
MECHANICAL DATA
•
•
•
•
•
Case: JEDEC DO-214AC,Molded plastic over passivated junction.
Terminals: Solder plated,solderable per MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Standard Packaging: 12mm tape (EIA-481)
Weight: 0.0023 ounces, 0.0679 grams
1
Cathode
2
Anode
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol
Value
Units
Peak Pulse Power Dissipation on TA =50O C (Notes A)
Derate above 50 O C
PD
1.0
W atts
Peak Forward Surge Current 8.3ms single half sine-wave superimposed
on rated load
IFSM
10
Amps
TJ,TSTG
-55 to + 150
Operating Junction and Storage Temperature Range
O
C
NOTES:
A. Mounted on 5mm2 (0.013mm thick) land areas.
B. Measured on 8.3ms, and single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum.
C. Tolerance and Type Number Designation. The type numbers listed have a standard tolerance on the nominal zener
voltage of ± 5%.
August 13,2018-REV.09
PAGE . 1
1SMA4728-AU~1SMA4757-AU
No mina l Z e ner V o lt a g e
Part Number
Max Reverse
Leakage Current
M a ximum Z e ne r I mpedance
ZZT @ I ZT
VZ @ IZT
ZZK @ I ZK
I R @VR
Ma rk ing
Code
No m. V
Min. V
M ax. V
Ω
mA
Ω
mA
uA Ma x.
V
1SMA4728-AU
3.3
3.1
3.5
10
76
400
1
100
1
728B
1SMA4730-AU
3.9
3.7
4.1
9
64
400
1
50
1
730B
1SMA4731-AU
4.3
4.1
4.5
9
58
400
1
10
1
731B
1SMA4732-AU
4.7
4.5
4.9
8
53
500
1
10
1
732B
1SMA4733-AU
5.1
4.8
5.4
7
49
550
1
10
1
733B
1SMA4734-AU
5.6
5.3
5.9
5
45
600
1
10
2
734B
1SMA4735-AU
6.2
5.9
6.5
2
41
700
1
10
3
735B
1SMA4736-AU
6.8
6.46
7.14
3.5
37
700
1
5
4
736B
1SMA4737-AU
7.5
7.13
7.88
4
34
700
0.5
5
5
737B
1SMA4738-AU
8.2
7.79
8.61
4.5
31
700
0.5
5
6
738B
1SMA4739-AU
9.1
8.65
9.56
5
28
700
0.5
0.5
7
739B
1SMA4740-AU
10
9.5
10.5
7
25
700
0.25
0.5
7.6
740B
1SMA4741-AU
11
10.45
11.55
8
23
700
0.25
0.1
8.4
741B
1SMA4742-AU
12
11.4
12.6
9
21
700
0.25
0.1
9.1
742B
1SMA4743-AU
13
12.35
13.65
10
19
700
0.25
0.1
9.9
743B
1SMA4744-AU
15
14.25
15.75
14
17
700
0.25
0.1
11.4
744B
1SMA4745-AU
16
15.2
16.8
16
15.5
700
0.25
0.1
12.2
745B
1SMA4746-AU
18
17.1
18.9
20
14
750
0.25
0.1
13.7
746B
1SMA4747-AU
20
19
21
22
12.5
750
0.25
0.1
15.2
747B
1SMA4748-AU
22
20.9
23.1
23
11.5
750
0.25
0.1
16.7
748B
1SMA4749-AU
24
22.8
25.2
25
10.5
750
0.25
0.1
18.2
749B
1SMA4750-AU
27
25.65
28.35
35
9.5
750
0.25
0.1
20.6
750B
1SMA4751-AU
30
28.5
31.5
40
8.5
1000
0.25
0.1
22.8
751B
1SMA4752-AU
33
31.35
34.65
45
7.5
1000
0.25
0.1
25.1
752B
1SMA4753-AU
36
34.2
37.8
50
7
1000
0.25
0.1
27.4
753B
1SMA4754-AU
39
37.05
40.95
60
6.5
1000
0.25
0.1
29.7
754B
1SMA4755-AU
43
40.85
45.15
70
6
1500
0.25
0.1
32.7
755B
1SMA4756-AU
47
44.65
49.35
80
5.5
1500
0.25
0.1
35.8
756B
1SMA4757-AU
51
48.45
53.55
95
5
1500
0.25
0.1
38.8
757B
August 13,2018-REV.09
PAGE . 2
1SMA4728-AU~1SMA4757-AU
P D , MAXIMUM POWER DISSIPATION (WATTS)
RATING AND CHARACTERISTICS CURVES
1.0
L=LEAD LENGTH
TO HEAT SINK
0.75
0.5
0.25
0
0
20
40
60
80 1 0 0
120
140 160 180
200
O
T L , LEAD TEMPERATURE ( C)
FIGURE.1 POWER TEMPERATURE DERATING CURVE
b-RAMGE FPRIMOTSTP 12 TO 51 VOLTS
August 13,2018-REV.09
PAGE . 3
1SMA4728-AU~1SMA4757-AU
August 13,2018-REV.09
PAGE . 4
1SMA4728-AU~1SMA4757-AU
August 13,2018-REV.09
PAGE . 5
1SMA4728-AU~1SMA4757-AU
MOUNTING PAD LAYOUT
ORDER INFORMATION
• Packing information
T/R - 7.5K per 13" plastic Reel
T/R - 1.8K per 7" plastic Reel
August 13,2018-REV.09
PAGE . 6
1SMA4728-AU~1SMA4757-AU
Part No_packing code_Version
1SMA4728-AU_R1_000A1
1SMA4728-AU_R2_000A1
For example :
RB500V-40_R2_00001
Serial number
Version code means HF
Part No.
Packing size code means 13"
Packing type means T/R
Packing Code XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
August 13,2018-REV.09
Version Code XXXXX
1st Code
Packing size code
A
N/A
0
HF
0
serial number
R
7"
1
RoHS
1
serial number
B
13"
2
T
26mm
X
S
52mm
Y
L
F
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
2nd Code HF or RoHS 1st Code 2nd~5th Code
U
D
PAGE . 7
1SMA4728-AU~1SMA4757-AU
Disclaimer
• Reproducing and modifying information of the document is prohibited without permission
from Panjit International Inc..
• Panjit International Inc. reserves the rights to make changes of the content herein the
document anytime without notification. Please refer to our website for the latest
document.
• Panjit International Inc. disclaims any and all liability arising out of the application or use of
any product including damages incidentally and consequentially occurred.
• Panjit International Inc. does not assume any and all implied warranties, including warranties
of fitness for particular purpose, non-infringement and merchantability.
• Applications shown on the herein document are examples of standard use and operation.
Customers are responsible in comprehending the suitable use in particular applications.
Panjit International Inc. makes no representation or warranty that such applications will be
suitable for the specified use without further testing or modification.
•
The products shown herein are not designed and authorized for equipments relating to
human life and for any applications concerning life-saving or life-sustaining, such as
medical instruments, aerospace machinery et cetera. Customers using or selling these
products for use in such applications do so at their own risk and agree to fully indemnify
Panjit International Inc. for any damages resulting from such improper use or sale.
• Since Panjit uses lot number as the tracking base, please provide the lot number for tracking
when complaining.
August 13,2018-REV.09
PAGE . 8
1SMA4742-AU_R1_000A1 价格&库存
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