Chip Zener Diode
ZS4728A THRU ZS4764A
List
Formosa MS
List................................................................................................. 1
Package outline............................................................................... 2
Features.......................................................................................... 2
Mechanical data............................................................................... 2
Maximum ratings ............................................................................. 2
Electrical characteristics................................................................... 3
Rating and characteristic curves........................................................ 4~5
Pinning information........................................................................... 6
Suggested solder pad layout............................................................. 6
Packing information.......................................................................... 7
Reel packing.................................................................................... 8
Suggested thermal profiles for soldering processes............................. 8
High reliability test capabilities........................................................... 9
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
2016/02/15
Revision
H
Page.
9
Page 1
DS-121710
Chip Zener Diode
ZS4728A THRU ZS4764A
1000mW Surface Mount Zener
Diodes - 3.3V-100V
Package outline
Features
•
Batch process design, excellent power dissipation offers
•
•
•
•
•
•
better reverse leakage current and thermal resistance.
Standard zener voltage tolerance ±5%.
Low inductance.
Low profile package.
Built-in strain relief.
Lead-free parts meet environmental standards of
MIL-STD-19500 /228
Suffix "-H" indicates Halogen free parts, ex. ΖS4728Α-H.
Formosa MS
SMA
0.196(4.9)
0.180(4.5)
0.012(0.3) Typ.
0.106(2.7)
0.091(2.3)
Mechanical data
•
Epoxy : UL94-V0 rated flame retardant
•
Case : Molded plastic,JEDEC DO-214AC / SMA
•
Terminals :Plated terminals, solderable per MIL-STD-750,
Method 2026
0.032(0.8) Typ.
0.068(1.7)
0.060(1.5)
0.032 (0.8) Typ.
Dimensions in inches and (millimeters)
•
Polarity : Indicated by cathode band
•
Mounting Position : Any
•
Weight : Approximated 0.05 gram
Maximum ratings
(at T =25 C unless otherwise noted)
o
A
PARAMETER
Forward voltage
Power dissipation
Thermal resistance
Operating junction temperature range
Storage temperature range
Note：1. Mounted on 0.2"x0.2"(5x5mm) FR-4 PCB
I
F
= 200 mA
a
t
T
L
=75°C
CONDITIONS
Symbol
V
F
P
D
R
θJC
R
θJA
T
J
T
STG
MIN.
TYP.
MAX.
1.20
1000
UNIT
V
mW
o
Junction to case(Note 1)
Junction to ambient(Note 1)
30
50
-55
-65
+150
+175
C/W
o
C
C
o
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
2016/02/15
Revision
H
Page.
9
Page 2
DS-121710
Chip Zener Diode
ZS4728A THRU ZS4764A
Electrical characteristics
(at T =25 C unless otherwise noted)
o
A
Formosa MS
Leakage
current
I
ZK
mA
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
1.00
0.50
0.50
0.50
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
I
R
(uA)Max
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
5
5
5
V
R
Volts
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
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56.0
62.2
69.2
76.0
Maximum
Surge
current
I
Surge
mApk
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
110
95
90
80
70
65
60
55
50
45
Zener
voltage
Part No.
Marking
code
Min.
ZS4728A
ZS4729A
ZS4730A
ZS4731A
ZS4732A
ZS4733A
ZS4734A
ZS4735A
ZS4736A
ZS4737A
ZS4738A
ZS4739A
ZS4740A
ZS4741A
ZS4742A
ZS4743A
ZS4744A
ZS4745A
ZS4746A
ZS4747A
ZS4748A
ZS4749A
ZS4750A
ZS4751A
ZS4752A
ZS4753A
ZS4754A
ZS4755A
ZS4756A
ZS4757A
ZS4758A
ZS4759A
ZS4760A
ZS4761A
ZS4762A
ZS4763A
ZS4764A
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
Z47
Z51
Z56
Z62
Z68
Z75
Z82
Z91
Z100
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.89
6.46
7.13
7.79
8.65
9.50
10.45
11.40
12.35
14.25
15.20
17.10
19.00
20.90
22.80
25.65
28.50
31.35
34.20
37.05
40.85
44.65
48.45
53.20
58.90
64.60
71.25
77.90
86.45
95.00
V
Z
@ I
ZT
(Volts)
Nom.
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
82
91
100
Max.
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.51
7.14
7.88
8.61
9.56
10.50
11.55
12.60
13.65
15.75
16.80
18.90
21.00
23.10
25.20
28.35
31.50
34.65
37.80
40.95
45.15
49.35
53.55
58.80
65.10
71.40
78.75
86.10
95.55
105.0
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
5.5
5.0
4.5
4.0
3.7
3.3
3.0
2.8
2.5
Z
ZT
@ I
ZT
(Ω)Max
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
80
95
110
125
150
175
200
250
350
Zener
impedance
Z
ZK
@ I
ZK
(Ω)Max
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
3000
3000
3000
Note : 5% tolerance of Zener voltage
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
2016/02/15
Revision
H
Page.
9
Page 3
DS-121710
Rating and characteristic curves (ZS4728A THRU ZS4764A)
P
D
,MAXIMUM POWER DISSIPATION(WATTS)
FIG.1 MAXIMUM CONTINUOUS POWER DERATING
TEMPERATURE COEFFICIENT, ( mV / C )
-12.0
+10.0
+8.0
+6.0
+4.0
+2.0
0
-2.0
-4.0
2
3
FIG.2A Range for Units to 12 Volts
o
1.0
60 Hz
Resistive or
Inductive Load
0.75
0.5
Range
V
Z
@ I
ZT
0.25
P. C.B.Mounted on
0.2"x0.2"(5x5mm)
copper areas pads
0
25
50
75
100
125
150
175
4
5
6
7
8
9
10
11
12
ZENER VOLTAGE, (V)
T
L
, LEAD TEMPERATURE (°C)
FIG.2B Range for Units to 12 to 100 Volts
TEMPERATURE COEFFICIENT, ( mV / C )
100
70
50
20
o
10
7
5
2
Range
V
Z
@ I
ZT
1
10
20
30
50
70
100
ZENER VOLTAGE, (V)
Fig. 3 Temperature Coefficients (-55 C to +150 C temperature change;90% of the units are in the ranges indicated.)
JUNCTION TO LEAD THERMAL , ( mV / C / W)
175
150
125
100
75
50
25
0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
TEMPERATURE COEFFICIENT, ( mV / C )
+6.0
V
Z
@ I
Z
+4.0
o
o
o
o
+2.0
20mA
0.01mA
0
1mA
-2.0
-4.0
3
4
5
6
7
8
LEAD LENGTH TO HEAT SINK, (INCHES)
ZENER VOLTAGE, (V)
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
2016/02/15
Revision
H
Page.
9
Page 4
DS-121710
Rating and characteristic curves (ZS4728A THRU ZS4764A)
FIG.4 Typical Thermal Resistance versus Lead
1000
DYNAMIC IMPEDANCE, (OHMs)
700
500
200
100
70
50
20
10
7
5
2
1
1
2
3
5
7
10
20
30
50
70
100
4
1
2
ZENER CURRENT, (mA)
I
Z
= 20 mA
I
Z
= 5mA
T
j
= 25 C
I
Z
(ms) = 0.1 I
Z
(do)
f=60Hz
CAPACITANCE, (pF)
o
Fig 5. Effect of Zener Current
400
300
I
Z
= 1mA
200
0V Bias
100
1V Bias
50
20
10
8
50% of breakdown Bias
5
10
20
50
100
NOMINAL VZ, (VOLTS)
Fig 6. Maximum surge power
Non-Repetitive
25°C
INITIAL PULSE
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
2016/02/15
Revision
H
Page.
9
Page 5
DS-121710
嵌入式系统
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