1N749 ZENER DIODES Datasheet

1N749 Datasheet, PDF, Equivalent


Part Number

1N749

Description

500mW SILICON ZENER DIODES

Manufacture

Jinan Gude Electronic Device

Total Page 3 Pages
Datasheet
Download 1N749 Datasheet


1N749
Features
* Standard Zener voltage tolerance is ± 10%.
* Add suffix "A" for ± 5% tolerance.
* Other tolerances, non-standard and higher Zener voltages
are upon request.
1N746 THRU 1N759
Silicon Planar Zener Diodes
ABA
C
D Cathode Mark
Maximum Ratings (TA=25unless otherwise noted)
DO-35
INCHES
MM
DIM
MIN MAX MIN MAX
A 1.083 --- 27.50 ---
B
--- 0.154 ---
3.90
C
--- 0.020 ---
0.50
D
--- 0.075 ---
1.90
Power Dissipation
Parameter
Junction Temperature
Storage Temperature Range
Symbol
Ptot
Tj
Tstg
Value
5001)
175
- 65 to + 175
Note:
1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
Characteristics (TA=25unless otherwise noted)
Unit
mW
Parameter
Thermal Resistance Junction to Ambient Air
Forward Voltage
at IF = 200 mA
Symbol
RthA
VF
Max.
0.3 1)
1.2
Note:
1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
Unit
K/mW
V
Version: 6.1
www.jgdsemi.com

1N749
1N746 THRU 1N759
Silicon Planar Zener Diodes
Electrical Characteristics (TA=25unless otherwise noted)
Type
1N746
1N747
1N748
1N749
1N750
1N751
1N752
1N753
1N754
1N755
1N756
1N757
1N758
1N759
Zener Voltage Range 1)
Vznom (V)
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
12
lZT (mA)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
Maximum Zener
Impedance
ZZT (Ω) at IZT
28
24
23
22
19
17
11
7
5
6
8
10
17
30
Maximum Reverse Leakage Current 2)
IR at VR = 1 V
Ta = 25
Ta = 150
IR (µA)
IR (µA)
10 30
10 30
10 30
2 30
2 30
1 20
1 20
0.1 20
0.1 20
0.1 20
0.1 20
0.1 20
0.1 20
0.1 20
Note:
1) Tested with pulses tp = 20 ms
2) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case.
Maximum Regulator
Current
IZM (mA)
110
100
95
85
75
70
65
60
55
50
45
40
35
30
Ratings and Characteristic Curves
Version: 6.1
www.jgdsemi.com


Features .
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