SHANGHAI SUNRISE ELECTRONICS CO., LTD.
FEATURES
Small glass structure ensures high reliability
Zener impedence at low current is small
High temperature soldering guaranteed:
250
o
C/10S/9.5mm lead length
at 5 lbs tension
MECHANICAL DATA
Terminal: Plated axial leads solderable per
MIL-STD 202E, method 208C
Case: Glass,hermetically sealed
Polarity: Color band denotes cathode
Mounting position: Any
MAXIMUM RATINGS AND CHARACTERISTICS
(Ratings at 25
o
C ambient temperature unless otherwise specified)
SYMBOL
VALUE
UNITS
Zener Current
I
Z MAX
see table
mA
Power Dissipation
(Note 1)
P
t
500
mW
Thermal Resistance
(junction to ambient)
(Note 1)
Operating Junction and Storage Temperature Range
T
J
,T
STG
-55 ~ +175
o
C
Note:
1. Valid provided that leads are kept at ambient temperature at a distance of 8mm from case.
http://www.sse-diode.com
0.3
o
C/mW
XR73-2.0 THRU XR73-20
PLANAR ZENER DIODE
RATINGS
R
(ja)
ZENER VOLTAGE: 2.0-20V
POWER: 500mW
DO - 35
Dimensions in inches and (millimeters)
1.0 (25.4)
MIN.
.018 (0.46)
.022 (0.56)
.120 (3.0)
.200 (5.1)
1.0 (25.4)
MIN.
DIA.
.060 (1.5)
.090 (2.3) DIA.
TECHNICAL
SPECIFICATION
I
Z
(25
o
C)
R
S
T
U
XR73-2.0
1.88-2.20
1.88-2.10
2.02-2.20
20
140
20
2000
1
120
0.5
150
XR73-2.2
2.12-2.41
2.12-2.30
2.22-2.41
20
120
20
2000
1
120
0.7
140
XR73-2.4
2.33-2.63
2.33-2.52
2.43-2.63
20
100
20
2000
1
100
1.0
130
XR73-2.7
2.54-2.91
2.54-2.75
2.69-2.91
20
100
20
1000
1
50
1.0
130
XR73-3.0
2.85-3.22
2.85-3.07
3.01-3.22
20
80
20
1000
1
20
1.0
120
XR72-3.3
3.16-3.53
3.16-3.38
3.32-3.53
20
70
20
1000
1
10
1.0
110
XR73-3.6
3.455-3.845 3.455-3.695 3.60-3.845
20
60
20
1000
1
5
1.0
100
XR73-3.9
3.74-4.16
3.74-4.01
3.89-4.16
20
50
20
1000
1
5
1.0
90
XR73-4.3
4.04-4.57
4.04-4.29
4.17-4.43
4.30-4.57
20
40
20
1000
1
5
1.0
90
XR73-4.7
4.44-4.93
4.44-4.68
4.55-4.80
4.68-4.93
20
30
20
1500
0.5
5
1.0
85
XR73-5.1
4.81-5.37
4.81-5.07
4.94-5.20
5.09-5.37
20
30
20
1500
0.5
3
1.0
80
XR73-5.6
5.28-5.91
5.28-5.55
5.45-5.73
5.61-5.91
20
20
20
1500
0.5
3
2.0
70
XR73-6.2
5.78-6.44
5.78-6.09
5.96-6.27
6.12-6.44
20
20
20
1500
0.5
2
2.0
64
XR73-6.8
6.29-7.01
6.29-6.63
6.49-6.83
6.66-7.01
20
15
20
600
0.25
2
3.5
58
XR73-7.5
6.85-7.67
6.85-7.22
7.07-7.45
7.29-7.67
20
15
20
600
0.25
1
3.5
53
XR73-8.2
7.53-8.45
7.53-7.92
7.78-8.19
8.03-8.45
20
10
20
500
0.25
1
5
47
XR73-9.1
8.29-9.30
8.29-8.73
8.57-9.01
8.83-9.30
20
10
20
500
0.25
1
7
43
XR73-10
9.12-10.44
9.12-9.59
9.41-9.90
9.70-10.20
9.94-10.44
20
10
20
500
0.25
1
7
40
XR73-11
10.18-11.38 10.18-10.71 10.50-11.05 10.82-11.38
10
10
10
500
0.25
1
7
36
XR73-12
11.13-12.35 11.13-11.71 11.44-12.03 11.74-12.35
10
15
10
500
0.25
1
8
32
XR73-13
12.11-13.66 12.11-12.75 12.55-13.21 12.99-13.66
10
15
10
500
0.25
1
10
29
XR73-15
13.44-15.09 13.44-14.13 13.89-14.62 14.35-15.09
10
20
10
500
0.25
1
11
27
XR73-16
14.80-16.51 14.80-15.57 15.25-16.04 15.69-16.51
10
20
10
500
0.25
1
12
24
XR73-18
16.22-18.33 16.22-17.06 16.82-17.70 17.42-18.33
10
25
10
500
0.25
1
13
21
XR73-20
18.02-20.72 18.02-18.96 18.63-19.59 19.23-20.22 19.72-20.72
10
30
10
500
0.25
1
14
20
http://www.sse-diode.com
CHARACTERISTICS TABLE
I
Z
(mA)
max
(W)
I
ZK
(mA)
max
(mA)
V
R
(V)
max
(mA)
TYPE
V
Z
(V)
Rz
R
ZK
I
R
CLASSIFICATION
I
Z
(mA)
max
(W)
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