®
1N4728A – Z1330A
1.0W ZENER DIODE
WON-TOP ELECTRONICS
Pb
Features
Glass Passivated Die Construction
1.0W Power Dissipation
3.3V – 330V Nominal Zener Voltage
5% Standard Vz Tolerance
Low Inductance
For Use in Voltage Regulator or Reference
Plastic Case Material has UL Flammability
Classification Rating 94V-0
A
B
A
C
D
Mechanical Data
Case: DO-41, Molded Plastic
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.35 grams (approx.)
Mounting Position: Any
Marking: Type Number
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 5
Dim
A
B
C
D
DO-41
Min
25.4
4.06
0.71
2.00
Max
—
5.21
0.864
2.72
All Dimensions in mm
Maximum Ratings
@T
A
=25°C unless otherwise specified
Characteristic
Power Dissipation at T
L
= 50°C (Note 1)
Derate above 50°C
Forward Voltage @ I
F
= 200mA
Thermal Resistance, Junction to Ambient (Note 2)
Operating and Storage Temperature Range
Symbol
P
D
V
F
R
θJA
T
J
, T
STG
Value
1.0
6.67
1.2
170
-65 to +150
Unit
W
mW/°C
V
K/W
°C
Note: 1. Measured at lead length 3/8” (9.5mm) from body.
2. Valid provided that leads are kept at ambient temperature at a distance of 10mm from the case.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
1
®
1N4728A – Z1330A
1.0
θV
Z
, TEMPERATURE COEFFICIENT (mV/°C)
500
450
400
350
300
250
200
150
100
50
0
0
25
50
75
100
125
T
L
, LEAD TEMPERATURE (°C)
Fig. 1 Power Derating Curve
150
0
100
150
200
250
V
Z
, ZENER VOLTAGE (V)
Fig. 2 Typical Temperature Coefficients
50
300
V
Z
@ I
ZT
WON-TOP ELECTRONICS
P
D
, POWER DISSIPATION (W)
0.8
0.6
Measured at lead length
9.5mm from case.
0.4
0.2
0
10000
T
J
= 25°C
I
Z(RMS)
= 0.1 I
Z(DC)
1000
T
J
= 25°C
I
ZT
= 5.0mA
I
ZT
= 10mA
Z
Z
, DYMANIC IMPEDANCE (Ω)
1000
V
Z
= 200V
V
Z
= 180V
V
Z
= 150V
Z
Z
, DYMANIC IMPEDANCE (Ω)
100
I
ZT
= 20mA
100
V
Z
= 91V
V
Z
= 56V
10
I
ZT
= 100mA
10
V
Z
= 30V
1
V
Z
= 6.2V
1
0.5
500
10
100
I
ZT
, ZENER TEST CURRENT (mA)
Fig. 3 Dynamic Resistance vs. Zener Current
1
0.1
1
10
100
1000
V
Z
, ZENER VOLTAGE (V)
Fig. 3 Dynamic Resistance vs. Zener Voltage
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
10
C
J
, JUNCTION CAPACITANCE (pF)
1000
Zero Bias
50% V
Z
Bias
1
100
0.1
T
J
= 25°C
Pulse Width = 300µs
1% Duty Cycle
T
J
= 25°C
f = 1MHz
0.01
0.6
0.8
1.6
1.0
1.2
1.4
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 5 Typical Forward Characteristics
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2
10
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 6 Junction Capacitance vs. Nominal Zener Voltage
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
1
®
1N4728A – Z1330A
WON-TOP ELECTRONICS
Electrical Characteristics (@T
A
=25°C unless otherwise specified) Table 1
Nominal Zener
Type
Number
(Note 1)
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
Z1110A
Z1120A
Z1130A
Z1150A
Z1160A
Z1180A
Z1200A
Z1220A
Z1240A
Z1250A
Z1270A
Z1300A
Z1330A
V
Z
@ I
ZT
(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
47
51
56
62
68
75
82
91
100
110
120
130
150
160
180
200
220
240
250
270
300
330
I
ZT
(mA)
76.0
69.0
64.0
58.0
53.0
49.0
45.0
41.0
37.0
34.0
31.0
28.0
25.0
23.0
21.0
19.0
17.0
15.5
14.0
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
2.3
2.0
1.9
1.7
1.6
1.4
1.2
1.0
0.9
0.9
0.8
0.8
0.7
Z
ZT
@ I
ZT
(Ω)
10
10
9.0
9.0
8.0
7.0
5.0
2.0
3.5
4.0
4.5
5.0
7.0
8.0
9.0
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
110
125
150
175
200
250
350
450
550
700
1000
1100
1200
1900
1600
1800
2000
2100
2300
2500
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
1500
1500
2000
2000
2000
2000
3000
3000
3000
4000
4500
5000
6000
6500
7000
9990
8000
8500
9000
9000
9500
9500
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
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
@ V
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
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
(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
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56.0
62.2
69.2
76.0
83.6
91.2
98.8
114.0
121.6
136.8
152.0
167.2
182.4
190.0
205.0
228.0
250.2
I
ZM
(mA)
276
252
234
217
193
178
162
146
133
121
110
100
91
83
76
69
61
57
50
45
41
38
34
30
27
25
23
22
19
18
16
14
13
12
11
10
9.0
8.6
7.8
7.0
6.4
5.8
5.2
4.7
4.0
3.8
3.6
3.3
3.0
2.7
I
ZS
(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
110
95
90
80
70
65
60
55
50
45
40
37
34
30
28
25
22
20
19
18
16
15
13
Voltage (Note 2)
Test
Current
Maximum Zener Impedance
(Note 3)
Maximum
Leakage Current
Max DC Zener
Current
Max Surge
Current 8.3ms
Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±5%.
2. Measured under thermal equilibrium and DC (I
ZT
) test conditions.
3. f = 1KHz
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
3
®
1N4728A – Z1330A
WON-TOP ELECTRONICS
MARKING INFORMATION
TAPING SPECIFICATIONS
0.8mm
MAX
5mm
1N 47x xA
Cathode
1N47xxA
= Polarity Band
= Device Number
1.2mm
MAX
6mm
52.4mm
Cathode Tape: Red
Anode Tape: White
0.8mm
MAX
PACKAGING INFORMATION
TAPE & BOX
TAPE & REEL
Product ID Label
150mm
Inspection Hole
(both ends)
330mm
255mm
75mm
BULK
80±5mm
20mm
198mm
Product ID Label
84mm
Packaging
TAPE & REEL
TAPE & BOX
BULK
Reel Diameter /
Box Size (mm)
330
255 x 75 x 150
198 x 84 x 20
Quantity
(PCS)
5,000
5,000
1,000
Carton Size
(mm)
370 x 370 x 420
400 x 273 x 415
459 x 214 x 256
Quantity
(PCS)
25,000
50,000
50,000
Approx. Gross Weight
(KG)
13.0
21.0
19.5
Note:
1. Paper reel, white or gray color. Core material: plastic or metal.
2. Components are packed in accordance with EIA standard RS-296-E.
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© Won-Top Electronics Co., Ltd.
Revision: September, 2012
®
1N4728A – Z1330A
WON-TOP ELECTRONICS
ORDERING INFORMATION
Product No.
1N47xxA-T3
1N47xxA-TB
1N47xxA
1.
2.
3.
Package Type
DO-41
DO-41
DO-41
Shipping Quantity
5000/Tape & Reel
5000/Tape & Box
1000 Units/Box
Products listed in
bold
are WTE
Preferred
Devices
Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
To order RoHS / Lead Free version (with Lead Free finish), add “-LF”
suffix to part number above. For example, 1N4728A-TB-LF.
WON-TOP ELECTRONICS and
are registered trademarks of Won-Top Electronics Co., Ltd (WTE). WTE has checked all information carefully and
believes it to be correct and accurate. However, WTE cannot assume any responsibility for inaccuracies. Furthermore, this information does not give the
purchaser of semiconductor devices any license under patent rights to manufacturer. WTE reserves the right to change any or all information herein
without further notice.
WARNING:
DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road,
Chine Chen Dist., Kaohsiung 806, Taiwan
Phone:
886-7-822-5408 or 886-7-822-5410
Fax:
886-7-822-5417
Email:
sales@wontop.com
Internet:
http://www.wontop.com
We power your everyday.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
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