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RD2.0E ~ RD39E
VZ : 2.0 - 39 Volts PD : 500 mW
SILICON ZENER DIODES
DO - 35
0.079(2.0 )max.
1.00 (25.4) min.
FEATURES :
* Complete 2.0 to 39 Volts * High peak reverse power dissipation * High reliability * Low leakage current * Pb / RoHS Free
0.150 (3.8) max.
0.020 (0.52)max.
1.00 (25.4) min.
MECHANICAL DATA
Case: DO-35 Glass Case Weight: approx. 0.13g Dimensions in inches and ( millimeters )
MAXIMUM RATINGS
Rating at 25 C ambient temperature unless otherwise specified
Rating
Power Dissipation Forward Current Junction Temperature Range Storage Temperature Range
Symbol
PD IF Tj Ts
Value
500 200 - 55 to + 175 - 55 to + 175
Unit
mW mA C C
Derating Curve
700 Power Dissipation , PD (mW) 600 500 400 300 200 100 0 0 25 50 75 100 125 150 175 200
Ambient Temperture , Ta (C)
Page 1 of 4
Rev. 02 : March 25, 2005
ELECTRICAL CHARACTERISTICS
Rating at 25 C ambient temperature unless otherwise specified
Type Number
Suffix
B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3
Zener Voltage 1) VZ (V) Min. Max. IZ (mA) 20
Dynamic Impedance ZZ() Max. 140 Iz (mA) 20
Knee Dynamic Impedance ZZK() Max. 2000 Iz (mA) 1.0
Reverse Current IR(A) Max. 120 VR (V) 0.5
Zener Voltage Temperature z(mV/C) Max. -1.0 Iz (mA) 20
RD2.0E
RD2.2E
RD2.4E
RD2.7E
1.88 1.88 2.02 2.12 2.12 2.22 2.33 2.33 2.43 2.54 2.54 2.69
2.85 2.85 3.01 3.16 3.16 3.32 3.47 3.47 3.62 3.77 3.77 3.92 4.05 4.05 4.20 4.34 4.47 4.47 4.59 4.71 4.85 4.85 4.97 5.12 5.29 5.29 5.46 5.64 5.81 5.81 5.99 6.16 6.32 6.32 6.52 6.70 6.88 6.88 7.11 7.33
2.20 2.10 2.20 2.41 2.3 2.41 2.63 2.52 2.63 2.91 2.75 2.91
3.22 3.07 3.22 3.53 3.38 3.53 3.83 3.68 3.83 4.14 3.98 4.14 4.53 4.26 4.40 4.53 4.91 4.65 4.77 4.91 5.35 5.03 5.18 5.35 5.88 5.52 5.70 5.88 6.40 6.06 6.24 6.40 6.97 6.59 6.79 6.97 7.64 7.19 7.41 7.64
20
120
20
2000
1.0
120
0.7
-1.5
20
20
100
20
2000
1.0
120
1.0
-1.5
20
20
100
20
1000
1.0
100
1.0
-1.5
20
RD3.0E
20
80
20
1000
1.0
50
1.0
-2.0
20
RD3.3E
20
70
20
1000
1.0
20
1.0
-2.0
20
RD3.6E
20
60
20
1000
1.0
10
1.0
-2.0
20
RD3.9E
20
50
20
1000
1.0
5.0
1.0
-2.0
20
RD4.3E
20
40
20
1000
1.0
5.0
1.0
-1.5
20
RD4.7E
20
25
20
900
1.0
5.0
1.0
-1.5
20
RD5.1E
20
20
20
800
1.0
5.0
1.5
0.5
20
RD5.6E
20
13
20
500
1.0
5.0
2.5
1.5
20
RD6.2E
20
10
20
300
1.0
5.0
3.0
2.0
20
RD6.8E
20
8
20
150
0.5
2.0
3.5
2.5
20
RD7.5E
20
8
20
120
0.5
0.5
4.0
3.0
20
Page 2 of 4
Rev. 02 : March 25, 2005
ELECTRICAL CHARACTERISTICS
Rating at 25 C ambient temperature unless otherwise specified
Type Number
Suffix
B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B B1 B2 B3 B4 B B1 B2 B3 B4 B B1 B2 B3 B4
Zener Voltage 1) VZ (V) Min. 7.56 7.56 7.82 8.07 8.33 8.33 8.61 8.89 9.19 9.19 9.48 9.82 10.18 10.18 10.50 10.82 11.13 11.13 11.50 11.80 12.18 12.18 12.59 13.03 13.48 13.48 13.95 14.40 14.87 14.87 13.55 15.79 16.34 16.34 16.90 17.51 18.11 18.11 18.73 19.38 19.88 20.23 20.23 21.76 21.22 21.68 22.26 22.26 22.75 23.29 23.81 Max. 8.41 7.90 8.15 8.41 9.29 8.70 8.99 9.29 10.30 9.59 9.90 10.30 11.26 10.63 10.95 11.26 12.30 11.63 11.92 12.30 13.62 12.71 13.16 13.62 15.02 14.09 14.56 15.02 16.50 15.50 15.93 16.50 18.30 17.06 17.67 18.30 20.72 18.92 19.57 20.22 20.72 22.61 21.08 21.65 22.09 22.61 24.81 23.12 23.75 24.27 24.81 IZ (mA)
Dynamic Impedance ZZ() Max. Iz (mA)
Knee Dynamic Impedance ZZK() Max. Iz (mA)
Reverse Current IR(A) Max. VR (V)
Zener Voltage Temperature z(mV/C) Max. Iz (mA)
RD8.2E
20
8
20
120
0.5
0.5
5.0
4.0
20
RD9.1E
20
8
20
120
0.5
0.5
6.0
4.5
20
RD10E
20
8
20
120
0.5
0.2
7.0
5.5
20
RD11E
10
10
10
120
0.5
0.2
8.0
6.5
10
RD12E
10
12
10
110
0.5
0.2
9.0
7.5
10
RD13E
10
14
10
110
0.5
0.2
10
8.5
10
RD15E
10
16
10
110
0.5
0.2
11
10
10
RD16E
10
18
10
150
0.5
0.2
12
11
10
RD18E
10
23
10
150
0.5
0.2
13
13
10
RD20E
10
28
10
200
0.5
0.2
15
15
10
RD22E
5
30
5
200
0.5
0.2
17
17
5.0
RD24E
5
35
5
200
0.5
0.2
19
19
5.0
Page 3 of 4
Rev. 02 : March 25, 2005
ELECTRICAL CHARACTERISTICS
Rating at 25 C ambient temperature unless otherwise specified
Type Number
Suffix
B B1 B2 B3 B4 B B1 B2 B3 B4 B B1 B2 B3 B4 B B1 B2 B3 B4 B B1 B2 B3 B4
Zener Voltage 1) VZ (V) Min. 24.26 24.26 24.97 25.63 26.29 26.99 26.99 27.70 28.36 29.02 29.63 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. 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 40.80 36.47 37.19 37.85 38.52 IZ (mA)
Dynamic Impedance ZZ() Max. Iz (mA)
Knee Dynamic Impedance ZZK() Max. Iz (mA)
Reverse Current IR(A) Max. VR (V)
Zener Voltage Temperature z(mV/C) Max. Iz (mA)
RD27E
5
45
5
250
0.5
0.2
21
21
5.0
RD30E
5
55
5
250
0.5
0.2
23
24
5.0
RD33E
5
65
5
250
0.5
0.2
25
26
5.0
RD36E
5
75
5
250
0.5
0.2
27
29
5.0
RD39E
5
85
5
250
0.5
0.2
30
32
5.0
Notes: (1) The zener voltage (Vz) of the B and B1 to B4 grades is tested for 40 ms after power ON. (2) The B grade is a composition of the B1 to B4 grades. Any of the B1 to B4 voltage classifications are available for customers who request the B grade product
Page 4 of 4
Rev. 02 : March 25, 2005

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