CYStech Electronics Corp.
1W Zener Diodes
Spec. No. : C500SA
Issued Date : 2006.12.14
Revised Date :
Page No. : 1/4
ZD4728ASA thru ZD4755ASA
Features
•
1W power dissipation
•
Voltages range from 3.3 to 43V
•
Designed for mounting on small surface
•
Extremely thin/leadless package
Mechanical Data
•
Case : Molded plastic, SMA/JEDEC DO-214AC(SMA)
•
Terminals : Solder plated, solderable per MIL-STD-750 method 2026
•
Polarity : Indicated by cathode band.
•
Mounting position : Any
•
Weight : 0.05 gram (approx.)
Absolute Maximum Ratings
(Ta=25℃, unless otherwise specified)
Parameter
Forward Voltage
Power Dissipation
Forward surge current
Storage temperature
Operating temperature
Condition
I
F
=200mA
8.3ms single half sine wave
superimposed on rated load
(JEDEC method)
Symbol
V
F
P
D
I
FSM
Tstg
T
J
Min
-
-
-
-55
-55
Typ
-
-
-
-
-
Max
1.2
1
100
+125
+125
Unit
V
W
mA
℃
℃
ZD4728ASA-4755ASA
CYStek Product Specification
CYStech Electronics Corp.
Zener
voltage
V
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
Test
current
I
ZT
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
Z
ZT
@I
ZT
Ω
10
10
9
9
8
7
5
2
3.5
4.0
4.5
5
7
8
9
10
14
16
20
22
23
25
35
40
45
50
60
70
Zener
impedance
Z
ZK
@I
ZK
Ω
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
I
ZK
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
Spec. No. : C500SA
Issued Date : 2006.12.14
Revised Date :
Page No. : 2/4
Electrical Characteristics
(
Rating at 25°C ambient temperature unless otherwise specified. )
Device
ZD4728A
ZD4729A
ZD4730A
ZD4731A
ZD4732A
ZD4733A
ZD4734A
ZD4735A
ZD4736A
ZD4737A
ZD4738A
ZD4739A
ZD4740A
ZD4741A
ZD4742A
ZD4743A
ZD4744A
ZD4745A
ZD4746A
ZD4747A
ZD4748A
ZD4749A
ZD4750A
ZD4751A
ZD4752A
ZD4753A
ZD4754A
ZD4755A
Marking
Code
V
Z
@I
ZT
Z3V3
Z3V6
Z3V9
Z4V3
Z4V7
Z5V1
Z5V6
Z6V2
Z6V8
Z7V5
Z8V2
Z9V1
Z10
Z11
Z12
Z13
Z15
Z16
Z18
Z20
Z22
Z24
Z27
Z30
Z33
Z36
Z39
Z43
Leakage
current
I
R
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
V
R
V
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
7.6
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.4
27.4
29.7
32.7
Surge
current
Isurge
mA
1380
1260
1190
1070
970
890
810
730
660
605
550
500
454
414
380
344
304
285
250
225
205
190
170
150
135
125
115
105
Note: 5% tolerance of Zener voltage
ZD4728ASA-4755ASA
CYStek Product Specification
CYStech Electronics Corp.
Characteristic Curves
Spec. No. : C500SA
Issued Date : 2006.12.14
Revised Date :
Page No. : 3/4
ZD4728ASA-4755ASA
CYStek Product Specification
CYStech Electronics Corp.
SMA/DO-214AC Dimension
Spec. No. : C500SA
Issued Date : 2006.12.14
Revised Date :
Page No. : 4/4
A
C
B
D
SMA Plastic Surface
Mounted Package
CYStek Package Code:SA
E
G
F
*:Typical
DIM
A
B
C
D
Inches
Min.
Max.
0.177
0.185
0.094
0.110
0.012(typ)
0.150
0.165
Millimeters
Min.
Max.
4.4
4.8
2.4
2.8
0.3(typ)
3.8
4.2
DIM
E
F
G
-
Inches
Min.
Max.
0.060
0.067
0.04(typ)
0.04(typ)
-
-
Millimeters
Min.
Max.
1.5
1.7
1.0(typ)
1.0(typ)
-
-
Notes :
1.Controlling dimension : millimeters.
2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material.
3.If there is any question with packing specification or packing method, please contact your local CYStek sales office.
Material :
•
Lead : 42 Alloy ; solder plating
•
Mold Compound : Epoxy resin family, flammability solid burning class:UL94V-0
Important Notice:
•
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek.
•
CYStek reserves the right to make changes to its products without notice.
•
CYStek
semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems.
•
CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance.
ZD4728ASA-4755ASA
CYStek Product Specification
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