Zener Diode
1N4728A THRU 1N4764A
List
Formosa MS
List................................................................................................. 1
Package outline............................................................................... 2
Features.......................................................................................... 2
Mechanical data...............................................................................
2
Maximum ratings .............................................................................. 2
Electrical characteristics....................................................................3
Rating and characteristic curves........................................................ 4
Pinning information........................................................................... 5
Taping & bulk specifications for AXIAL devices.................................... 5
Suggested thermal profiles for soldering processes............................. 6
High reliability test capabilities...........................................................7
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
-
Revision
A
Page.
7
Page 1
DS-222715
Zener Diode
1N4728A THRU 1N4764A
1000mW Surface Mount Zener
Diodes - 3.3V-100V
Features
•
Silicon epitaxial planar chip structure.
•
Leaded glass hermetically sealed package.
•
Wide zener reverse voltage range 3.3V to 100V.
•
Standard zener voltage tolerance
±5%
with a "B" suffix.
•
Other tilerance are available upon request.
•
Lead-free parts meet environmental standards of
MIL-STD-19500 /228
Formosa MS
DO-41G
Package outline
1.0(25.4)
MIN.
.107(2.7)
.080(2.0)
DIA.
.177(4.5)
.138(3.5)
Mechanical data
.030(.75)
1.0(25.4)
MIN.
•
Case : Glass, DO-41G
•
Terminals :Plated terminals, solderable per MIL-STD-750,
Method 2026
.026(.65)
DIA.
•
Polarity : Indicated by cathode band
•
Mounting Position : Any
•
Weight : Approximated 0.33 gram
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(at T =25 C unless otherwise noted)
o
A
PARAMETER
Forward voltage
Power Dissipation
Forward surge current
Storage temperature
Operating temperature
I
F
= 200 mA DC
CONDITIONS
Symbol
V
F
P
D
MIN.
TYP.
MAX.
1.20
1000
100
UNIT
V
mW
mA
o
8.3ms single half sine-wave superimposed
on rate load (JEDEC methode)
I
FSM
T
STG
T
J
-65
-55
+175
+150
C
C
o
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
-
Revision
A
Page.
7
Page 2
DS-222715
Zener Diode
1N4728A THRU 1N4764A
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
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
25.4
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56.0
62.2
69.2
76.0
Surge
current
I
Surge
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
97
89
81
73
67
60
55
50
45
Zener
voltage
Part No.
Marking
code
V
Z
@ I
ZT
Volts
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
1N4758A
1N4759A
1N4760A
1N4761A
1N4762A
1N4763A
1N4764A
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
1N4743A
1N4744A
1N4745A
1N4746A
1N4747A
1N4748A
1N4749A
1N4750A
1N4751A
1N4752A
1N4753A
1N4754A
1N4755A
1N4756A
1N4757A
1N4758A
1N4759A
1N4760A
1N4761A
1N4762A
1N4763A
1N4764A
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
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
2.0
2.5
Z
ZT
@ I
ZT
OHMs
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
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
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
-
Revision
A
Page.
7
Page 3
DS-222715
Rating and characteristic curves (1N4728A THRU 1N4764A)
FIG.1A Range for Units to 12 Volts
TEMPERATURE COEFFICIENT, ( mV / C )
TEMPERATURE COEFFICIENT, ( mV / C )
-12.0
+10.0
+8.0
+6.0
+4.0
+2.0
0
-2.0
-4.0
2
3
4
5
6
7
8
9
10
11
12
ZENER VOLTAGE, (V)
Range
V
Z
@ I
ZT
100
70
50
20
o
o
FIG.1B Range for Units to 12 to 100 Volts
10
7
5
2
Range
V
Z
@ I
ZT
1
10
20
30
50
70
100
ZENER VOLTAGE, (V)
Fig. 2 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)
FIG.3 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 4. Effect of Zener Current
400
300
I
Z
= 1mA
200
0V Bias
100
0V Bias
50
20
10
8
50% of breakdown Bias
5
10
20
50
100
NOMINAL VZ, (VOLTS)
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
-
Revision
A
Page.
7
Page 4
DS-222715
Zener Diode
1N4728A THRU 1N4764A
Formosa MS
Pinning information
Pin
Pin1
Pin2
cathode
anode
Simplified outline
Symbol
1
2
1
2
Taping & bulk specifications for AXIAL devices
52.4mm
17mm DIA.
55mm Max.
A
72mm DIA.
17mm DIA.
355mm
Max OFF
Alignment
1.2mm
71mm Max.
OFF Center
both sids
1.0mm
6.3mm
REEL PACKING
DEVICE
CASE
TYPE
DO-41G
5,000
Q'TY 1
(PCS / REEL)
COMPONENT
SPACING
"A" in FIG. A
5 mm
CARTON
SIZE
(m/m)
360 * 340 * 370
20,000
Q'TY 2
(PCS / CARTON)
APPROX.
CROSS
WEIGHT(kg)
10.8
AMMO PACKING
DEVICE
CASE
TYPE
DO-41G/26mm
DO-41G/52mm
5,000
5,000
Q'TY 1
(PCS / BOX)
INNER
BOX SIZE
(m/m)
260 * 83 * 160
260 * 83 * 160
CARTON
SIZE
(m/m)
440 * 270 * 340
440 * 270 * 340
75,000
50,000
Q'TY 2
(PCS / CARTON)
APPROX.
CROSS
WEIGHT(kg)
22.7
15.7
http://www.formosams.com/
TEL:886-2-22696661
FAX:886-2-22696141
Document ID
Issued Date
2008/02/10
Revised Date
-
Revision
A
Page.
7
Page 5
DS-222715
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