DATA SHEET
SEMICONDUCTOR
RD2V2~RD39V Series
500 mW DO-35 Hermetically
Sealed Glass Zener Voltage
Regulators
Absolute Maximum Ratings
Parameter
Power Dissipation
Storage Temperature Range
Operating Junction Temperature
Lead Temperature (1/16” from case for 10 seconds)
T
A
= 25°C unless otherwise noted
Value
500
-65 to +200
+200
+230
Units
mW
°C
°C
°C
DEVICE MARKING DIAGRAM
AXIAL LEAD
DO35
These ratings are limiting values above which the serviceability of the diode may be impaired.
XX
XT
Voltage Code : RDXXX
T
: VZ tolerance A, B, C or D
Specification Features:
Zener Voltage Range 2.0 to 39 Volts
DO-35 Package (JEDEC)
Through-Hole Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
Cathode indicated by polarity band
ELECTRICAL SYMBOL
Cathode
Anode
Electrical Characteristics
(T
A
= 25°C unless otherwise noted)
Device
Type
RD2V2
RD2V4
RD2V7
RD3V0
RD3V3
RD3V6
RD3V9
VZ
Tolerance
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
C
A
B
C
A
B
C
Min
2.12
2.22
2.33
2.44
2.54
2.69
2.85
3.01
3.16
3.32
3.47
3.63
3.77
3.92
4.06
4.21
4.33
4.46
4.58
4.71
4.84
4.97
5.11
VZ@IZT
Nom
2.21
2.32
2.42
2.53
2.64
2.80
2.96
3.12
3.27
3.43
3.57
3.73
3.88
4.03
4.15
4.30
4.44
4.56
4.68
4.81
4.94
5.08
5.23
Max
2.30
2.41
2.51
2.62
2.74
2.91
3.06
3.22
3.37
3.53
3.67
3.82
3.98
4.13
4.24
4.38
4.54
4.66
4.77
4.91
5.04
5.18
5.35
Izt
(mA)
20
20
20
20
20
20
20
Zzt@Izt
(Ohms)
Max
35
35
35
35
35
48
40
Zzk@Izk
(Ohms)
Max
400
400
450
450
450
850
850
Izk
(mA)
1
1
1
1
1
1
1
I
R
@V
R
(uA)
Max
55
84
70
35
14
2.8
1.4
V
R
(V)
0.7
1
1
1
1
1
1
RD4V3
20
32
850
1
0.47
1
RD4V7
20
21
770
1
0.19
1
RD5V1
20
17
685
1
0.19
1.5
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1
REV.02 20120403
RD2V2~RD39V Series
Electrical Characteristics
(T
A
= 25°C unless otherwise noted)
Device
Type
T
Tolerance
A
RD27V
B
C
D
A
RD30V
B
C
D
A
RD33V
B
C
D
A
RD36V
B
C
D
A
RD39V
B
C
D
Min
24.24
24.95
25.60
26.28
26.98
27.67
28.34
29.00
29.66
30.29
30.88
31.46
32.19
32.83
33.46
31.07
34.74
35.41
36.05
36.69
V
Z
@Izt
Nom
24.89
25.62
26.29
26.97
27.69
28.41
29.09
29.77
30.45
31.10
31.70
32.30
32.96
33.63
34.27
34.89
35.57
36.26
36.92
37.58
Max
25.54
26.28
26.97
27.67
28.41
29.15
29.84
30.54
31.25
31.91
32.52
33.15
33.74
34.42
35.07
35.71
36.41
37.12
37.79
38.46
5
72.0
210
0.5
0.133
30
5
63.0
210
0.5
0.133
27
5
55.0
210
0.5
0.133
25
5
46.0
210
0.5
0.133
23
5
38.0
210
0.5
0.133
21
Izt
(mA)
Zzt@Izt
(Ohms)
Max
Zzk@Izk
(Ohms)
Max
Izk
(mA)
I
R
@V
R
(uA)
Max
V
R
(V)
VF (forward voltage) = 1.2 V maximum @ IF = 200mA for all types
Notes:
1.
2.
3.
The zener voltage subdivision (VZ) is measured 40mS after diode is powered up.
The operating resistance (Zzt and Zzk) is measured by superimposing a minute alternation current in the regulated
current (Iz).
When ordering, please specify tolerance A, B, C or D.
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REV.02 20120403
PACKAGE OUTLINE & DIMENSIONS
RD2V2~RD39V Series
Package Outline
Package
Case Outline
DO-35
DO-35
DIM
Min
Millimeters
Max
Min
Inches
Max
A
B
C
D
0.46
0.55
0.018
0.022
3.05
5.08
0.120
0.200
25.40
38.10
1.000
1.500
1.53
2.28
0.060
0.090
Notes:
1.
2.
All dimensions are within JEDEC standard.
DO35 polarity denoted by cathode band.
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REV.02 20120403
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