1$
1$
5HY$
0$;,0805$7,1*(6#7$ R&XQOHVVRWKHUZLVHQRWHG
5$7,1*6
3RZHU'LVVLSDWLRQ
6<0%2/
3'
9$/8( 81,76
P:
6WRUDJH7HPSHUDWXUH5DQJH
1RWH)XOO\5R+6&RPSOLDQW6Q3ODWLQJ3EIUHH
7VWJ 2&
2&
WR
-XQFWLRQ7HPSHUDWXUH 7-
6,/,&213/$1$5=(1(5',2'(
)($785(6
=HQHU9ROWDJH5DQJHWR9ROWV
'23DFNDJH-('(&
7KURXJK+ROH'HYLFH7\SH0RXQWLQJ
+HUPHWLFDOO\6HDOHG*ODVV
&RPSUHVVLRQ%RQGHG&RQVWUXFWLRQ
$OOH[WHUQDOVXUIDFHVDUHFRUURVLRQUHVLVWDQWDQGOHDGV
DUHUHDGLO\VROGHUDEOH
'LPHQVLRQVLQLQFKHVDQGPLOOLPHWHUV
0$;,0805$7,1*6$1'(/(&75,&$/&+$5$&7(5,67,&6
5DWLQJVDW R&DPELHQWWHPSHUDWXUHXQOHVVRWKHUZLVHVSHFLILHG
'2
0,1
0,1
',$
',$
6WDQGDUGWROHUDQFH9]
400
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
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
15.5
14
20
22
24
27
30
33
36
39
43
47
51
56
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
4.5
76
69
9
9
8
7
5
2
3.5
4
4.5
5
7
8
9
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
110
10 400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
2000
100
50
10
10
10
10
10
10
10
10
10
10
5
5
5
5
5
5
1
1
1
1
2
3
4
5
6
7
7.6
8.4
9.1
9.9
11.4
12.2
13.7
5
5
5
5
5
5
5
5
5
5
5
5
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
1
10
1
1
1
1
1
1
1
0.5
0.5
0.5
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
1
1
ELECTRICAL CHARACTERISTICS
(@TA=25OC unless otherwise specified)
MAXNominal
VZT@IZT
IZT
(Volts)
ZZT@IZT
(W)
MAX
ZZk@IZk
(W)
MAX
IR@VR
(mA)
TYPE
100 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
(mA)
IZK
(mA)
VR
(Volts)
I, LEAD LENGTH(mm)
RQJA, THERMAL RESISTANCE JUNCTION TO AMBIENT (OC/W)
TA, AMBIENT TEMPERATURE
0 5 10 15
0
50
200
150
100
250
Pd,TOTAL POWER DISSIPATION (W)
0
0.2
0.4
0.6
1.0
0.8
2520 3020016012080400
RATING AND CHARACTERISTICS CURVES ( 1N4728A-1N4758A )
Figure1 Power Dissipation vs Ambient Temperature Figure2 Typical Thermal Resistance vs Lead Length
VZ, ZENER VOLTAGE(V)
CJ,DIODE CAPACITANCE (pF)
IF,FORWARD CURRENT (mA)
1
10
100
1000
605010 20 30 400
Figure3 Junction Capacitance vs Zener Voltage
VZ, ZENER VOLTAGE(V)
DIFFERENTIAL ZENER IMPEDANCE (W)
1
10
100
1000
100100
Figure4 Typical Zener Impedance vs Zener Voltage
VR = 0 V
f = 1MHz
TA = 25
O
C
VR = 2 V
VR = 5 V
VR = 20 V
VR = 30 V
VF, FORWARD VOLTAGE (V)
Figure5 Typical Forward Characteristics
IZ = 1mA
2mA
5mA
10mA
20mA
0.4 0.5 0.6 0.7 0.8 0.9 1 1.1
1000
500
200
100
50
20
10
5
2
1
MAXIMUM
75
O
C
150
O
C
MINIMUM
25
O
C
0
O
C
Attachment information about 1N47XXA
1. Internal Circuit
Cathode
2. Marking on the body
1 N
4 7
XX
Part No.
Cathode
Band
Anode
RECTRON
Rectron Inc reserves the right to make changes without notice to any product
specification herein, to make corrections, modifications, enhancements or other
changes. Rectron Inc or anyone on its behalf assumes no responsibility or liabi-
lity for any errors or inaccuracies. Data sheet specifications and its information
contained are intended to provide a product description only. "Typical" paramet-
ers which may be included on RECTRON data sheets and/ or specifications ca-
n and do vary in different applications and actual performance may vary over ti-
me. Rectron Inc does not assume any liability arising out of the application or
use of any product or circuit.
Rectron products are not designed, intended or authorized for use in medical,
life-saving implant or other applications intended for life-sustaining or other rela-
ted applications where a failure or malfunction of component or circuitry may di-
rectly or indirectly cause injury or threaten a life without expressed written appr-
oval of Rectron Inc. Customers using or selling Rectron components for use in
such applications do so at their own risk and shall agree to fully indemnify Rect-
ron Inc and its subsidiaries harmless against all claims, damages and expendit-
ures.
DISCLAIMER NOTICE
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Rectron:
1N4728A-T 1N4742A-T 1N4740A-T 1N4740A-B 1N4743A-T 1N4743A-B 1N4732A-B 1N4732A-T 1N4744A-T
1N4744A-B 1N4731A-T 1N4731A-B 1N4753A-T 1N4753A-B 1N4729A-B 1N4729A-T 1N4745A-T 1N4745A-B
1N4739A-T 1N4735A-T 1N4751A-T 1N4737A-T 1N4755A-T 1N4755A-B 1N4749A-T 1N4749A-B 1N4756A-B
1N4756A-T 1N4734A-B 1N4736A-B 1N4738A-B 1N4742A-B 1N4737A-B 1N4735A-B 1N4733A-B 1N4748A-B
1N4751A-B 1N4728A-B 1N4747A-B 1N4739A-B 1N4754A-T 1N4754A-B 1N4746A-B 1N4746A-T 1N4747A-T
1N4733A-T 1N4730A-B 1N4730A-T 1N4736A-T 1N4748A-T 1N4750A-T 1N4750A-B 1N4761A-B 1N4761A-T
1N4757A-B 1N4757A-T 1N4760A-T 1N4738A-T 1N4758A-B 1N4758A-T 1N4752A-B 1N4752A-T 1N4763A-T
1N4741A-B 1N4741A-T 1N4734A-T
