DATA SHEET
ZENER DIODES
RD2.0ES to RD39ES
400 mW DHD ZENER DIODE
(DO-34)
DESCRIPTION
NEC Type RD2.0ES to RD39ES Series are planar type diodes into DO-34
Package (Body length 2.4 mm MAX.) with DHD (Double Heatsink Diode)
construction having allowable power dissipation of 400 mW.
PACKAGE DIMENSIONS
(in millimeters)
φ
0.4
FEATURES
• DO-34 Glass sealed package
This diode can be inserted into a PC board with a shorter pitch (5 mm)
5 mm
Cathode
indication
25 MIN.
φ
2.0 MAX.
25 MIN.
• Planar process
• DHD (Double Heatsink Diode) construction
• V
Z
Applied E24 standard
ORDERING INFORMATION
RD2.0ES to RD39ES with suffix "AB1", "AB2", or "AB3" should be applied
for orders for suffix "AB".
DO-34 (JEDEC)
Marking color: Black
APPLICATIONS
Circuits for Constant Voltage, Constant Current, Waveform clipper, Surge absorber, etc.
ABSOLUTE MAXIMUM RATINGS (T
A
= 25
°
C)
Forward Current
Power Dissipation
Surge Reverse Power
Junction Temperature
Storage Temperature
I
F
P
P
RSM
T
j
T
stg
150 mA
400 mW
100 W (t = 10
µ
s)
175
°C
–65 to +175
°C
to see Fig. 6
to see Fig. 10
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. D13935EJ6V0DS00 (6th edition)
(Previous No. DC-2140)
Date Published March 1999 N CP(K)
Printed in Japan
©
2.4 MAX.
1984
RD2.0ES to RD39ES
ELECTRICAL CHARACTERISTICS (T
A
= 25
°
C)
Type
Number
Suffix
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
MIN.
1.88
1.88
2.01
2.11
2.11
2.22
2.32
2.32
2.41
2.52
2.52
2.68
2.84
2.84
2.99
3.15
3.15
3.31
3.46
3.46
3.60
3.74
3.74
3.89
4.04
4.04
4.17
4.30
4.44
4.44
4.55
4.68
4.81
4.81
4.94
5.09
5.28
5.28
5.45
5.61
5.78
5.78
5.96
6.12
6.29
6.29
6.49
6.66
6.85
6.85
7.07
7.29
7.53
7.53
7.78
8.03
8.29
8.29
8.57
8.83
9.12
9.12
9.46
9.82
Zener Voltage
V
Z
(V)
Note 1
MAX.
2.24
2.12
2.24
2.44
2.34
2.44
2.65
2.54
2.65
2.93
2.77
2.93
3.24
3.08
3.24
3.54
3.39
3.54
3.84
3.69
3.84
4.16
4.01
4.16
4.57
4.29
4.43
4.57
4.93
4.68
4.80
4.93
5.37
5.07
5.20
5.37
5.91
5.55
5.73
5.91
6.44
6.09
6.27
6.44
7.01
6.63
6.83
7.01
7.67
7.22
7.45
7.67
8.45
7.92
8.19
8.45
9.30
8.73
9.01
9.30
10.39
9.65
10.02
10.39
I
Z
(mA)
5
Dynamic Impedance
Z
Z
(Ω)
Note 2
MAX.
100
I
Z
(mA)
5
Knee Dynamic
Impedance
Z
ZK
(Ω)
Note 2
MAX.
I
Z
(mA)
1000
0.5
Reverse Current
I
R
(
µ
A)
MAX.
120
V
R
(V)
0.5
RD2.0ES
RD2.2ES
5
100
5
1000
0.5
120
0.7
RD2.4ES
5
100
5
1000
0.5
120
1.0
RD2.7ES
5
110
5
1000
0.5
100
1.0
RD3.0ES
5
120
5
1000
0.5
50
1.0
RD3.3ES
5
120
5
1000
0.5
20
1.0
RD3.6ES
5
120
5
1100
0.5
10
1.0
RD3.9ES
5
120
5
1200
0.5
5
1.0
RD4.3ES
5
120
5
1200
0.5
5
1.0
RD4.7ES
5
100
5
1200
0.5
5
1.0
RD5.1ES
5
70
5
1200
0.5
5
1.5
RD5.6ES
5
40
5
900
0.5
5
2.5
RD6.2ES
5
30
5
500
0.5
5
3.0
RD6.8ES
5
25
5
150
0.5
2
3.5
RD7.5ES
5
25
5
120
0.5
0.5
4.0
RD8.2ES
5
20
5
120
0.5
0.5
5.0
RD9.1ES
5
20
5
120
0.5
0.5
6.0
RD10ES
5
20
5
120
0.5
0.2
7.0
2
Data Sheet D13935EJ6V0DS00
RD2.0ES to RD39ES
Zener Voltage
V
Z
(V)
Note 1
MIN.
10.18
10.18
10.50
10.82
11.13
11.13
11.44
11.74
12.11
12.11
12.55
12.99
13.44
13.44
13.89
14.35
14.80
14.80
15.25
15.69
16.22
16.22
16.82
17.42
18.14
18.14
18.80
19.45
20.15
20.15
20.64
21.08
21.52
22.05
22.05
22.61
23.12
23.63
24.26
24.26
24.97
25.63
26.29
26.99
26.99
27.70
28.36
29.02
29.68
29.68
30.32
30.90
31.49
32.14
32.14
32.79
33.40
34.01
34.68
34.68
35.36
36.00
36.63
MAX.
11.38
10.71
11.05
11.38
12.35
11.71
12.03
12.35
13.66
12.75
13.21
13.66
15.09
14.13
14.62
15.09
16.51
15.57
16.04
16.51
18.33
17.06
17.70
18.33
20.45
19.07
19.76
20.45
22.63
21.20
21.71
22.17
22.63
24.85
23.18
23.77
24.31
24.85
27.64
25.52
26.26
26.95
27.64
30.51
28.39
29.13
29.82
30.51
33.11
31.22
31.88
32.50
33.11
35.77
33.79
34.49
35.13
35.77
38.52
36.47
37.19
37.85
38.52
I
Z
(mA)
5
Dynamic Impedance
Z
Z
(Ω)
Note 2
MAX.
20
I
Z
(mA)
5
Knee Dynamic
Impedance
Z
ZK
(Ω)
Note 2
MAX.
I
Z
(mA)
120
0.5
Reverse Current
I
R
(
µ
A)
MAX.
0.2
V
R
(V)
8.0
Type
Number
Suffix
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB
AB1
AB2
AB3
AB4
AB
AB1
AB2
AB3
AB4
AB
AB1
AB2
AB3
AB4
AB
AB1
AB2
AB3
AB4
AB
AB1
AB2
AB3
AB4
AB
AB1
AB2
AB3
AB4
AB
AB1
AB2
AB3
AB4
RD11ES
RD12ES
5
25
5
110
0.5
0.2
9.0
RD13ES
5
25
5
110
0.5
0.2
10
RD15ES
5
25
5
110
0.5
0.2
11
RD16ES
5
25
5
150
0.5
0.2
12
RD18ES
5
30
5
150
0.5
0.2
13
RD20ES
5
30
5
200
0.5
0.2
15
RD22ES
5
30
5
200
0.5
0.2
17
RD24ES
5
35
5
200
0.5
0.2
19
RD27ES
5
45
5
250
0.5
0.2
21
RD30ES
5
55
5
250
0.5
0.2
23
RD33ES
5
65
5
250
0.5
0.2
25
RD36ES
5
75
5
250
0.5
0.2
27
RD39ES
5
85
5
250
0.5
0.2
30
Notes 1.
tested with pulse (40 ms)
2.
Z
Z
and Z
ZK
are measured at lz by given a very small A.C. current signal.
3.
Suffix AB is Suffix AB1, AB2, AB3 or AB4.
Data Sheet D13935EJ6V0DS00
3
RD2.0ES to RD39ES
TYPICAL CHARACTERISTICS (T
A
= 25
°
C)
Fig. 1 ZENER CURRENT vs.
ZENER VOLTAGE
RD2.2ES
RD2.0ES RD6.8ES
RD7.5ES
RD8.2ES
RD2.4ES
RD9.1ES 100 m
100 m
RD2.7ES
RD3.0ES
RD3.3ES
10 m
10 m RD3.6ES
RD3.9ES
I
Z
– Zener Current – A
I
Z
– Zener Current – A
1m
100
µ
10
µ
1
µ
100 n RD4.3ES
RD4.7ES
RD5.1ES
10 n
RD5.6ES
RD6.2ES
1n
0
1
2
3
4
5
6
7
8
9 10
1m
100
µ
10
µ
1
µ
100 n
10 n
1n
V
Z
– Zener Voltage – V
Fig. 2 ZENER CURRENT vs.
ZENER VOLTAGE
Fig. 3 ZENER CURRENT vs.
ZENER VOLTAGE
RD11ES RD12ES
RD10ES
RD13ES
I
Z
– Zener Current – A
100 m
RD15ES RD16ES RD18ES
10 m
RD20ES
1m
100
µ
10
µ
1
µ
100 n
10 n
1n
0
7
8
9 10 11 12 13 14 15
0 12 13 14 15 16 17 18 19 20
V
Z
– Zener Voltage – V
V
Z
– Zener Voltage – V
Fig. 4 ZENER CURRENT vs.
ZENER VOLTAGE
Fig. 5 ZENER CURRENT vs.
ZENER VOLTAGE
100 m
RD22ES RD24ES RD27ES
RD30ES
1m
I
Z
– Zener Current – A
I
Z
– Zener Current – A
100 m
RD33ES RD36ES
10 m
RD39ES
1m
10 m
100
µ
100
µ
10
µ
10
µ
1
µ
1
µ
100 n
100 n
10 n
10 n
1n
0 18 20 22 24 26 28 30
V
Z
– Zener Voltage – V
1n
0 25
30
35
40
V
Z
– Zener Voltage – V
4
Data Sheet D13935EJ6V0DS00
RD2.0ES to RD39ES
Fig. 6 POWER DISSIPATION vs.
AMBIENT TEMPERATURE
500
500
Fig. 7 THERMAL RESISTANCE vs.
SIZE OF P.C BOARD
Junction to ambient
P – Power Dissipation – mW
400
= 10 mm
= 5 mm
= 3 mm
R
th
– Thermal Resistance –
°C/W
= 10 mm
= 5 mm
= 3 mm
400
= 10 mm
= 5mm
300
= 3mm
200
S
300
φ
7 mm P.C. Board
t = 0.035 mm
200
φ
3 mm P.C. Board
t = 0.035 mm
100
100
0
20
40
60
80
100 120 140 160 180 200
0
20
40
60
80
100
T
A
– Ambient Temperature –
°C
S – Size of P.C. Board – mm
2
Fig. 8 DYNAMIC IMPEDANCE vs.
ZENER CURRENT
1000
TYP.
γ
Z
– V
Z
Temperature Coefficience – %/°C
Fig. 9 ZENER VOLTAGE TEMPERATURE
COEFFICIENT vs. ZENER VOLTAGE
0.1
TYP.
0.08
%/°C
0.06
0.04
0.02
0
–0.02
–0.04
–0.06
RD2.0ES to RD39ES
–0.08
–0.1
0
4
8
12 16
20 24 28
32 36 40
44
–32
–40
mV/°C
24
16
8
0
–8
–16
–24
32
40
γ
Z
– V
Z
Temperature Coefficience – mV/°C
Z
Z
– Dynamic Impedance –
Ω
E
5.1
RD
100
RD
39
ES
RD3.3ES
RD2.0ES
RD3.9ES
RD4.7ES
S
RD15ES
10
RD
20E
R
D
7.
5E
S
S
RD
10
RD
1
0.01
ES
5.6
ES
0.1
1
I
Z
– Zener Current – mA
10
100
V
Z
– Zener Voltage – V
Fig. 10
1000
P
RSM
– Surge Reverse Power – W
SURGE REVERSE POWER RATINGS
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 D13935EJ6V0DS00
5
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