DATA SHEET
ZENER DIODES
RD4.7JS to RD39JS
DO-34 Package
Low noise, Sharp Breakdown characteristics
400 mW Zener Diode
DESCRIPTION
NEC Type RD [ ] JS series are DHD (Double Heatsink Diode) con-
struction Mini Package (DO-34; Body length 2.4 mm Max.) possessing
an allowable power dissipation of 400 mW, featuring low noise, sharp
breakdown characteristic.
PACKAGE DIMENSIONS
(in milimeters)
φ
0.4
FEATURES
• DO-34 Glass sealed package
• Low noise
• Sharp Breakdown characteristic
• V
z
Applied E24 standard
φ
2.0 MAX.
Cathode
Indication
25 MIN.
RD4.7JS to RD39JS with suffix “AB1”, “AB2”, or “AB3” should be
applied for orders for suffix “AB”.
APPLICATIONS
Circuits for, Constant Voltage, Constant Current, Wave form clipper,
etc.
DO-34 (JEDEC)
Marking color: Blue
ABSOLUTE MAXIMUM RATINGS (T
A
= 25
°
C)
Forward Current
Power Dissipation
Surge Revese Power
Junction Temperature
Storage Temperature
I
F
P
P
RSM
T
j
T
stg
150 mA
400 mW
2.4 W (t = 10
µ
s)
175
°C
–65 to +175
°C
to see Fig. 5.
to see Fig. 9.
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local NEC representative for availability
and additional information.
Document No. D13937EJ5V0DS00 (5th edition)
(Previous No. SC-4001A)
Date Published March 1999 N CP(K)
Printed in Japan
©
25 MIN.
ORDER INFORMATION
2.4 MAX.
1988
RD4.7JS to RD39JS
Zener Voltage
Type Number
Suffix
MIN.
AB
RD15JS
AB1
AB2
AB3
AB
RD16JS
AB1
AB2
AB3
AB
RD18JS
AB1
AB2
AB3
AB
RD20JS
AB1
AB2
AB3
AB
RD22JS
AB1
AB2
AB3
AB
RD24JS
AB1
AB2
AB3
AB
RD27JS
AB1
AB2
AB3
AB
RD30JS
AB1
AB2
AB3
AB
RD33JS
AB1
AB2
AB3
AB
RD36JS
AB1
AB2
AB3
AB
RD39JS
AB1
AB2
AB3
13.84
13.84
14.34
14.85
15.37
15.37
15.85
16.35
16.94
16.94
17.56
18.21
18.86
18.86
19.52
20.21
20.88
20.88
21.54
22.23
22.93
22.93
23.72
24.54
25.20
25.20
26.19
27.21
28.22
28.22
29.19
30.20
32.18
32.18
32.15
33.13
34.12
34.12
35.07
36.07
37.04
37.04
38.00
38.99
V
z
(V)
Note 1
MAX.
15.52
14.46
14.98
15.52
17.09
16.01
16.51
17.09
19.03
17.70
18.35
19.03
21.08
19.70
20.39
21.08
23.17
21.77
22.47
23.17
25.57
23.96
24.78
25.57
28.61
26.50
27.53
28.61
31.74
29.66
30.69
31.74
34.83
32.78
33.79
34.83
37.91
35.86
36.87
37.91
40.99
38.94
39.94
40.99
5
360
5
360
0.5
0.1
30
5
300
5
300
0.5
0.1
27
5
250
5
250
0.5
0.1
25
5
200
5
200
0.5
0.1
23
5
150
5
150
0.5
0.1
21
5
120
5
120
0.5
0.1
19
5
100
5
100
0.5
0.1
17
5
85
5
100
0.5
0.1
15
5
65
5
80
0.5
0.1
13
5
50
5
80
0.5
0.1
12
5
42
5
80
0.5
0.1
11
I
z
(mA)
Dynamic
Impedance
Z
z
(Ω)
Note 2
MAX.
I
z
(mA)
Knee Dynamic
Impedance
Z
zk
(Ω)
Note 2
MAX.
I
z
(mA)
Reverse Current
I
R
(
µ
A)
MAX.
V
R
(V)
Note 1.
tested with pulse (40 ms).
2.
Z
z
and Z
zk
are measured at I
z
by given a very small A.C. current signal.
3.
Suffix AB is suffix AB1, AB2 or suffix AB3.
Data Sheet D13937EJ5V0DS00
3
RD4.7JS to RD39JS
TYPICAL CHARACTERISTICS (T
A
= 25
°
C)
Fig. 1 I
z
-V
z
CHARACTERISTICS
Fig. 2 I
z
-V
z
CHARACTERISTICS
T
A
= 25
°C
TYP.
100 m
RD4.7JS
RD5.1JS
RD5.6JS
RD6.2JS
RD6.8JS
RD7.5JS
RD8.2JS
T
A
= 25
°C
TYP.
100 m
RD9.1JS
RD11JS RD13JS
RD10JS RD12JS RD15JS
10 m
10 m
1m
1m
Zener Current I
Z
(A)
10
µ
Zener Current I
Z
(A)
0
1
2
3
4
5
6 7
Zener Voltage V
Z
(V)
8
9
100
µ
100
µ
10
µ
1
µ
1
µ
100 n
100 n
10 n
10 n
1n
1n
0
7
8
9 10 11 12 13 14 15
Zener Voltage V
Z
(V)
Fig. 3 I
z
-V
z
CHARACTERISTICS
Fig. 4 I
z
-V
z
CHARACTERISTICS
T
A
= 25
°C
TYP.
100 m
RD18JS
RD22JS
RD16JS
RD20JS RD24JS
10 m
T
A
= 25
°C
TYP.
100 m
RD36JS
RD27JS RD30JS RD33JS RD39JS
10 m
1m
1m
Zener Current I
Z
(A)
10
µ
Zener Current I
Z
(A)
0
12 14 16 18 20 22 24 26 28
Zener Voltage V
Z
(V)
100
µ
100
µ
10
µ
1
µ
1
µ
100 n
100 n
10 n
10 n
1n
1n
0
24 26 28 30 32 34 36 38 40
Zener Voltage V
Z
(V)
4
Data Sheet D13937EJ5V0DS00
RD4.7JS to RD39JS
Fig. 5 P-T
A
Rating
500
Fig. 6
γ
z
-V
z
CHARACTERISTICS
0.10
V
Z
Temperature Coefficiency
− γ
Z
(%°C)
50
TYP.
V
Z
Temperature Coefficient
− γ
'Z
(mV/°C)
Power Dissipation P (mW)
400
0.08
%/°C
0.06
mV/°C
40
30
300
0.04
20
200
= 5 mm
0.02
10
100
φ
3 mm, t = 0.035 mm
(leaf copper)
0
0
–0.02
0
20
40
60
80 100 120 140 160 180 200
4
8
12
16
20
24
28
32
36
40
Ambient Temperature T
A
(°C)
Zener Voltage V
Z
(V)
Fig. 7 R
th
-S CHARACTERISTICS
600
Junction to ambient
Fig. 8 e
n
-V
z
CHARACTERISTICS
100
T
A
= 25
°C
f = 10 to 500 kHz
TYP.
Noise Level e
n
(
µ
V)
Themal Resistance R
th
(°C/W)
500
50
40
30
20
S
= 10 mm
300
= 5 mm
400
200
100
10
2
3
4
5
10
20
Zener Voltage V
Z
(V)
30
40 50
0
20
40
60
2
80
100
Size of P.C Board S (mm )
Fig. 9 SURGE REVERSE POWER RATINGS
1000
P
RSM
−
Surge Reverse Power
−
W
T
A
= 25°C
Non Repetitive
P
RSM
t
T
100
10
1
1
µ
10
µ
100
µ
1m
10 m
100 m
t
T
−
Pulse Width
−
s
Data Sheet D13937EJ5V0DS00
5
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