CE
1N746 THRU 1N759
CHENYI ELECTRONICS
0.5W SILICON PLANAR ZENER DIODES
FEATURES
. Silicon planar power zener diodes
. Standards zener voltage tolerance is 10%.Add suffix "A" for 5%
tolerance, other tolerance are available upon request
MECHANICAL DATA
.
Case: DO-35 glass case
.
Polarity: Color band denotes cathode end
.
Weight: Approx. 0.13gram
ABSOLUTE MAXIMUM RATINGS(LIMITING VALUES)(T
A
=25 )
Symbols
Value
Units
Zener current see table "Characteristics"
Power dissipation at T
A
=50
P
tot
500
1)
mW
Junction temperature
T
J
175
Storage temperature range
T
STG
-65 to + 175
1)Valid provided that at a distance of 8mm from case are kept at ambient temperature
ELECTRICAL CHARACTERISTICS(TA=25 )
Symbols
Min.
Typ.
Max.
Units
Thermal resistance junction to ambient R
JA
300
1)
/W
Forward voltage at I
F
=200mA V
F
1.5
1)Valid provided that leads at a distance of 8mm from case are kept at ambient temperature
Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD
Page 1 of 2
CE
1N746 THRU 1N759
CHENYI ELECTRONICS
0.5W SILICON PLANAR ZENER DIODES
1N746...1N759 SILICON PLANAR ZENER DIODES
Maximum
Typical
Maximum
zener
Tempetature
Regulator
impedence
coefficient
Current
V
Z
I
ZT
Z
ZR
at I
ZR
T
A
=25
T
A
=150
I
ZM
V mA %/
A
A mA
1N746
3.3
28
-0.062
110
1N747
3.6
24
-0.055
100
1N748
3.9
23
-0.049
95
1N749
4.3
22
-0.036
85
1N750
4.7
19
-0.018
75
1N751
5.1
17
-0.008
70
1N752
5.6
11
+0.006
65
1N753
6.2
7
+0.022
60
1N754
6.8
5
+0.035
55
1N755
7.5
6
+0.045
50
1N756
8.2
8
+0.052
45
1N757
9.1
10
+0.056
40
1N758
10.0
17
+0.060
35
1N759
12.0
30
+0.060
30
1)Tested with pulses t
p
=20ms
2)Valid provided that are kept at ambient temperature at a distance of 8mm from case.
Maximum Reverse
Leakage Current I
R 2)
at V
R
=1V
Type
Zener Voltage Range
1)
20
30
20
10
2
1
0.1
Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD
Page 2 of 2
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