1N4728A Fairchild Semiconductor, 1N4728A Datasheet
1N4728A
Manufacturer Part Number
1N4728A
Description
DIODE ZENER 3.3V 1W DO-41
Manufacturer
Fairchild Semiconductor
Specifications of 1N4728A
Voltage - Zener (nom) (vz)
3.3V
Current - Reverse Leakage @ Vr
100µA @ 1V
Tolerance
±5%
Power - Max
1W
Impedance (max) (zzt)
10 Ohm
Mounting Type
Through Hole
Package / Case
DO-204AL, DO-41, Axial
Operating Temperature
-65°C ~ 200°C
Zener Voltage
3.3 V
Voltage Tolerance
5 %
Zener Current
76 mA
Power Dissipation
1 W
Maximum Reverse Leakage Current
100 uA
Maximum Zener Impedance
10 Ohms
Maximum Operating Temperature
+ 200 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 65 C
Zener Voltage Vz Typ
3.3V
Power Dissipation Pd
1W
Operating Temperature Range
-65��C To +200°C
Diode Case Style
DO-41
No. Of Pins
2
Breakdown Voltage
3.3V
Diode Type
Zener
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Forward (vf) (max) @ If
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
1N4728A
Manufacturer:
FSC
Quantity:
8 571
Part Number:
1N4728A
Manufacturer:
NEXPERIA/安世
Quantity:
20 000
Part Number:
1N4728A 3.3V
Manufacturer:
ST/先科
Quantity:
20 000
Part Number:
1N4728A(3.3V)
Manufacturer:
ST/先科
Quantity:
20 000
Part Number:
1N4728A,113
Manufacturer:
NEXPERIA/安世
Quantity:
20 000
Part Number:
1N4728A-3.3V
Manufacturer:
TCON
Quantity:
20 000
Company:
Part Number:
1N4728A-TR
Manufacturer:
VSS
Quantity:
70 000
©2007 Fairchild Semiconductor Corporation
1N4728A - 1N4758A Rev. H1
1N4728A - 1N4758A
Zener Diodes
Absolute Maximum Ratings *
* These ratings are limiting values above which the serviceability of the diode may be impaired.
Electrical Characteristics
1N4728A
1N4729A
1N4730A
1N4731A
1N4732A
1N4733A
1N4734A
1N4735A
1N4736A
1N4737A
1N4738A
1N4739A
1N4740A
1N4741A
1N4742A
Symbol
Device
T
J
, T
P
D
STG
Power Dissipation
@ TL ≤ 50°C, Lead Length = 3/8”
Derate above 50°C
Operating and Storage Temperature Range
Min.
3.315
3.705
4.085
4.465
4.845
7.125
8.645
10.45
3.42
5.32
5.89
6.46
7.79
11.4
9.5
V
Z
(V) @ I
Typ.
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
12
11
Z
(Note 1)
Parameter
Max.
3.465
4.095
4.515
4.935
5.355
7.875
9.555
11.55
T
3.78
5.88
6.51
7.14
8.61
10.5
12.6
a
= 25°C unless otherwise noted
T
a
= 25°C unless otherwise noted
Test Current
COLOR BAND DENOTES CATHODE
I
DO-41 Glass case
Z
Tolerance = 5%
(mA)
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
1
Z
Max. Zener Impedance
Z
(Ω)
3.5
4.5
10
10
@ I
9
9
8
7
5
2
4
5
7
8
9
Z
-65 to +200
I
Z
ZK
ZK
Value
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
6.67
1.0
(Ω)
@
(mA)
0.25
0.25
0.25
I
0.5
0.5
0.5
ZK
1
1
1
1
1
1
1
1
1
Leakage Current
(μA)
100
100
I
50
10
10
10
10
10
10
10
10
10
10
5
5
R
mW/°C
Units
June 2007
°C
W
www.fairchildsemi.com
(V)
V
7.6
8.4
9.1
1
1
1
1
1
1
2
3
4
5
6
7
R
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1N4728A Summary of contents
Page 1
... Fairchild Semiconductor Corporation 1N4728A - 1N4758A Rev. H1 Tolerance = 5% DO-41 Glass case COLOR BAND DENOTES CATHODE T = 25°C unless otherwise noted a Parameter T = 25°C unless otherwise noted a Max. Zener Impedance (Note 1) Test Current ...
Page 2
... LOGO 1N4747A LOGO 1N4748A LOGO 1N4749A LOGO 1N4750A LOGO 1N4751A LOGO 1N4752A LOGO 1N4753A LOGO 1N4754A LOGO 1N4755A LOGO 1N4756A LOGO 1N4757A LOGO 1N4758A LOGO 1N4728A - 1N4758A Rev. H1 Max. Zener Impedance (Note 1) Test Current (mA) Z Max. Z (Ω) 13. 15. 16.8 15 ...
Page 3
... FSC logo must taller than the alphanumeric marking and should occupy the 2 characters of the specified line. 11.0 Marking Font: Arial (Except FSC Logo) 12.0 First character of each marking line must be aligned vertically. 13.0 All device markings must be based on Fairchild device specification. 1N4728A - 1N4758A Rev line Fairchild Logo ...
Page 4
... PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Advance Information Preliminary No Identification Needed Obsolete 1N4728A - 1N4758A Rev. H1 PowerSaver™ GTO™ ® PowerTrench HiSeC™ Programmable Active Droop™ i-Lo™ ® ...