1N4728A through 1N4753A
Silicon Planar Zener Diodes for Stabilized Power Supply
REJ03G1221-0500
Rev.5.00
Nov 13, 2007
Features
•
Glass package DO-41 structure ensures high reliability.
•
Wide spectrum from 3.3 V through 36 V of zener voltage provide flexible application.
Ordering Information
Part No.
1N4728A through
1N4753A
Cathode Band
Black
Mark
Part No.
Package Name
DO-41
Package Code
GRZZ0002ZA-A
Pin Arrangement
1
Part No.
Cathode band
2
1. Cathode
2. Anode
REJ03G1221-0500 Rev.5.00 Nov 13, 2007
Page 1 of 5
1N4728A through 1N4753A
Absolute Maximum Ratings
(Ta = 25°C)
Item
Power dissipation
Junction temperature
Storage temperature
Note:
See Fig.3
Symbol
Pd *
Tj
Tstg
Value
1.0
200
–65 to +200
Unit
W
°C
°C
Electrical Characteristics
(Ta = 25°C)
Zener Voltage
Test
Condition
Part No.
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
V
Z
(V) *
1
3.3
±
5 (%)
3.6
±
5 (%)
3.9
±
5 (%)
4.3
±
5 (%)
4.7
±
5 (%)
5.1
±
5 (%)
5.6
±
5 (%)
6.2
±
5 (%)
6.8
±
5 (%)
7.5
±
5 (%)
8.2
±
5 (%)
9.1
±
5 (%)
10
±
5 (%)
11
±
5 (%)
12
±
5 (%)
13
±
5 (%)
15
±
5 (%)
16
±
5 (%)
18
±
5 (%)
20
±
5 (%)
22
±
5 (%)
24
±
5 (%)
27
±
5 (%)
30
±
5 (%)
33
±
5 (%)
36
±
5 (%)
I
Z
(mA)
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
15.5
14.0
12.5
11.5
10.5
9.5
8.5
7.5
7.0
Reverse Current
I
R
(µA)
Max
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
Test
Condition
V
R
(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
Z
ZT
(Ω)
Max
10
10
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
Dynamic Resistance
Test
Condition
I
ZT
(mA)
76
69
64
58
53
49
45
41
37
34
31
28
25
23
21
19
17
15.5
14.0
12.5
11.5
10.5
9.5
8.5
7.5
7.0
Z
ZK
(Ω)
Max
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
750
1000
1000
1000
Test
Condition
I
ZK
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
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
I
RSM
(mA) *
2
Max
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
Notes: 1. Tested with DC
2. t = 1/120 s reverse direction 1pulse
REJ03G1221-0500 Rev.5.00 Nov 13, 2007
Page 2 of 5
1N4728A through 1N4753A
Main Characteristic
1N4728A
1N4730A
1N4732A
1N4734A
1N4736A
1N4738A
1N4739A
1N4740A
1N4
741
1N4
A
742
1N4
A
743
A
1N4
744
1N4
745 A
A
1N4748A
100
80
Zener Current I
Z
(mA)
60
1N4746A
1N4747A
1N4749A
1N4750A
1N4751A
1N4752A
20
0
0
10
20
Zener Voltage V
Z
(V)
Fig.1 Zener current vs. Zener voltage
30
40
0.08
0.06
0.04
0.02
0
−0.02
−0.04
−0.06
−0.08
−0.1
%/°C
40
30
20
mV/°C
Zener Voltage Temperature Coefficient
γ
Z
(mV/
°
C)
Zener Voltage Temperature Coefficient
γ
Z
(%/
°
C)
0.10
50
1.0
0.8
Power Dissipation Pd (mW)
1N4753A
40
10mm land
20mm land
10
0
−10
−20
−30
−40
0.6
0.4
3/8inch
10 mm
or
20mm
0.2
Printed circuit board
100
×
180
×
1.6t mm
Material: Glass epoxy
0
10
20
30
−50
40
0
0
50
100
150
200
Zener Voltage V
Z
(V)
Fig.2 Temperature Coefficient vs. Zener voltage
Ambient Temperature Ta (°C)
Fig.2 Power Dissipation vs. Ambient Temperature
REJ03G1221-0500 Rev.5.00 Nov 13, 2007
Page 3 of 5
1N4728A through 1N4753A
Nonrepetitive Surge Reverses Power P
RSM
(W)
10
4
P
RSM
t
10
3
Ta = 25°C
nonrepetitive
10
2
1N4730A
1N4734A
10
1N4740A
1.0
10
–5
10
–4
10
–3
Time t (s)
10
–2
10
–1
1.0
Fig.4 Surge Reverse Power Ratings
10
3
Transient Thermal Impedance Zth (°C/W)
10
2
1N4730A
1N4734A
1N4740A
10
1.0
10
–3
10
–2
10
–1
1.0
Time t (s)
10
10
2
10
3
Fig.5 Transient Thermal Impedance
REJ03G1221-0500 Rev.5.00 Nov 13, 2007
Page 4 of 5
1N4728A through 1N4753A
Package Dimensions
Package Name
DO-41
JEITA Package Code
RENESAS Code
GRZZ0002ZA-A
Previous Code
DO-41 / DO-41V
MASS[Typ.]
0.38g
L
E
L
φb
φD
Reference
Symbol
Dimension in Millimeters
φb
φD
E
L
Min
-
-
-
26.0
Nom
0.8
3.0
-
-
Max
-
-
5.2
-
REJ03G1221-0500 Rev.5.00 Nov 13, 2007
Page 5 of 5
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