1N957 thru 1N984
Nominal Zener Voltage 6.8 to 91 Volts
Features
Silicon Planar Power Zener Diodes. Standard Zener volta...
1N957 thru 1N984
Nominal Zener Voltage 6.8 to 91 Volts
Features
Silicon Planar Power Zener Diodes. Standard Zener voltage tolerance is ±5% for “A” suffix, and ±10% for “B” suffix . Other tolerances are available upon request.
Zener Diodes Power Dissipation 500mW
Mechanical Data
Case: DO-35 Glass Case Weight: approx. 0.13 gram
Maximum Ratings and Thermal Characteristics
(TA=25oC unless otherwise noted)
Parameter
Symbol
Value
Unit
Zener current (see Table "Characteristics")
Power dissipation at TL=25oC
Ptot
500 (1)
mW
Thermal resistance junction to ambient air
RθJA
300 (1)
oC/W
Junction temperature
Tj 175 oC
Storage temperature range
TS
-65 to +175
oC
Notes: 1. Valid provided that leads at a distance of 3/8" from case are kept at ambient temperature.
485
Electrical Characteristics
(TJ=25oC unless otherwise noted) Maximum VF=0.9V at IF=10mA
Type number
1N957B
Nominal zener voltage
V (3) Z
(Volts)
6.8
Test current
IZT (mA)
18.5
Maximum zener impedance (1)
ZZT @ IZT (Ω)
ZZK @ IZK (Ω)
IZK (mA)
4.5 700
1
Maximum
regulator current
I (2)
ZM
(mA)
58
Maximum reverse current
IR Maximum (uA)
150
Test voltage Vdc (Volts)
5.2
1N958B
7.5
16.5 5.5 700 0.5
53
75 5.7
1N959B
8.2
15 6.5 700 0.5
47
50 6.2
1N960B
9.1
14 7.5 700 0.5
43
25 6.9
1N961B
10
12.5 8.5 700 0.25
40
10 7.6
1N962B
11
11.5 9.5 700 0.25
36
5 8.4
1N963B
12
10.5 11.5 700 0.25
32
5 9.1
1N964B
13
9.5 13 700 0.25
29
5 9.9
1N965B
15
8.5 16 700 0.25
27
5 11...