1N4731A Fairchild Semiconductor, 1N4731A Datasheet

DIODE ZENER 4.3V 1W DO-41

1N4731A

Manufacturer Part Number
1N4731A
Description
DIODE ZENER 4.3V 1W DO-41
Manufacturer
Fairchild Semiconductor
Datasheets

Specifications of 1N4731A

Voltage - Zener (nom) (vz)
4.3V
Current - Reverse Leakage @ Vr
10µA @ 1V
Tolerance
±5%
Power - Max
1W
Impedance (max) (zzt)
9 Ohm
Mounting Type
Through Hole
Package / Case
DO-204AL, DO-41, Axial
Operating Temperature
-65°C ~ 200°C
Zener Voltage
4.3 V
Voltage Tolerance
5 %
Zener Current
58 mA
Power Dissipation
1 W
Maximum Reverse Leakage Current
10 uA
Maximum Zener Impedance
9 Ohms
Maximum Operating Temperature
+ 200 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 65 C
Zener Voltage Vz Typ
4.3V
Power Dissipation Pd
1W
Operating Temperature Range
-65��C To +200°C
Diode Case Style
DO-41
No. Of Pins
2
Breakdown Voltage
4.3V
Diode Type
Zener
Rohs Compliant
Yes
Dc
0517
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Forward (vf) (max) @ If
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

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1N4728A - 1N4758A Rev. H3
© 2009 Fairchild Semiconductor Corporation
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
Device
Symbol
T
J
, T
P
D
STG
Min.
3.135
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
Power Dissipation
@ TL  50C, Lead Length = 3/8”
Derate above 50C
Operating and Storage Temperature Range
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
11
12
Z
(Note 1)
Max.
3.465
4.095
4.515
4.935
5.355
7.875
9.555
11.55
3.78
5.88
6.51
7.14
8.61
10.5
12.6
Parameter
Test Current
T
a
= 25°C unless otherwise noted
I
Z
(mA)
T
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
a
= 25°C unless otherwise noted
COLOR BAND DENOTES CATHODE
DO-41 Glass case
Tolerance = 5%
Z
Max. Zener Impedance
Z
()
3.5
4.5
10
10
@ I
9
9
8
7
5
2
4
5
7
8
9
1
Z
Z
I
ZK
ZK
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
()
@
(mA)
0.25
0.25
0.25
I
-65 to +200
0.5
0.5
0.5
ZK
1
1
1
1
1
1
1
1
1
Value
6.67
1.0
(A)
100
100
I
50
10
10
10
10
10
10
10
10
10
10
Leakage
5
5
Current
R
V
(V)
7.6
8.4
9.1
1
1
1
1
1
1
2
3
4
5
6
7
R
Non-Repetitive
I
Peak Reverse
ZSM
Units
mW/C
C
W
Current
www.fairchildsemi.com
(mA)
1380
1260
1190
1070
April 2009
970
890
810
730
660
605
550
500
454
414
380
(Note 2)

Related parts for 1N4731A

1N4731A Summary of contents

Page 1

... Electrical Characteristics V ( (Note Device Min. Typ. Max. 1N4728A 3.135 3.3 3.465 1N4729A 3.42 3.6 3.78 1N4730A 3.705 3.9 4.095 1N4731A 4.085 4.3 4.515 1N4732A 4.465 4.7 4.935 1N4733A 4.845 5.1 5.355 1N4734A 5.32 5.6 5.88 1N4735A 5.89 6.2 6.51 1N4736A 6.46 6 ...

Page 2

... The zener voltage is measured with the device junction in the thermal equilibrium at the lead temperature ( Square wave Reverse Surge at 8.3 msec soak time. Top Mark Information Device Line 1 1N4728A LOGO 1N4729A LOGO 1N4730A LOGO 1N4731A LOGO 1N4732A LOGO 1N4733A LOGO 1N4734A LOGO 1N4735A LOGO 1N4736A ...

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. © 2009 Fairchild Semiconductor Corporation 1N4728A - 1N4758A Rev. H3 (Continued) st ...

Page 4

...

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