1N4737ATR Fairchild Semiconductor, 1N4737ATR Datasheet
1N4737ATR
Manufacturer Part Number
1N4737ATR
Description
DIODE ZENER 7.5V 1W DO-41
Manufacturer
Fairchild Semiconductor
Specifications of 1N4737ATR
Voltage - Zener (nom) (vz)
7.5V
Current - Reverse Leakage @ Vr
10µA @ 1V
Tolerance
±5%
Power - Max
1W
Impedance (max) (zzt)
4 Ohm
Mounting Type
Through Hole
Package / Case
DO-204AL, DO-41, Axial
Operating Temperature
-65°C ~ 200°C
Number Of Elements
Single
Package Type
DO-41
Zener Voltage (typ)
7.5V
Zener Test Current
34mA
Voltage Tolerance
5%
Power Dissipation
1000mW
Knee Impedance
4Ohm
Operating Temperature Classification
Military
Rev Curr
10uA
Mounting
Through Hole
Pin Count
2
Operating Temp Range
-65C to 200C
Zener Voltage
7.5 V
Zener Current
34 mA
Maximum Reverse Leakage Current
10 uA
Maximum Zener Impedance
4 Ohms
Maximum Operating Temperature
+ 200 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 65 C
Zener Voltage Vz Typ
7.5V
Power Dissipation Pd
1W
Operating Temperature Range
-65°C To +200°C
Diode Case Style
DO-41
No. Of Pins
2
Diode Type
Zener
Filter Terminals
Axial Leaded
Rohs Compliant
Yes
Dc
N/A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Forward (vf) (max) @ If
-
Lead Free Status / Rohs Status
Compliant
Other names
1N4737AFSTR
1N4737ATRFS
1N4737ATRFS
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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 50C, Lead Length = 3/8”
Derate above 50C
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)
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1N4737ATR Summary of contents
Page 1
... Fairchild Semiconductor Corporation 1N4728A - 1N4758A Rev. H3 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 Test Current ...
Page 2
... LOGO 1N4748A LOGO 1N4749A LOGO 1N4750A LOGO 1N4751A LOGO 1N4752A LOGO 1N4753A LOGO 1N4754A LOGO 1N4755A LOGO 1N4756A LOGO 1N4757A LOGO 1N4758A LOGO © 2009 Fairchild Semiconductor Corporation 1N4728A - 1N4758A Rev. H3 Max. Zener Impedance Test Current I (mA () I ( 700 17 14 700 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. © 2009 Fairchild Semiconductor Corporation 1N4728A - 1N4758A Rev. H3 (Continued) st ...
Page 4
...