參數(shù)資料
型號(hào): 1N957B
元件分類: 參考電壓二極管
英文描述: 6.8 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35
文件頁(yè)數(shù): 1/2頁(yè)
文件大?。?/td> 38K
代理商: 1N957B
SYMBOL
MIN.
TYP.
MAX.
UNIT
Thermal Resistance
RthJA
300(1)
°C/W
Junction to Ambient Air
Forward Voltage
VF
1.5
Volts
at IF = 200 mA
NOTES:
(1) Valid provided that leads at a distance of 3/8” from case are kept at ambient temperature.
FEATURES
Silicon Planar Power Zener Diodes
Standard Zener voltage tolerance is ±5% for
“B” suffix. Other tolerances are available upon
request.
MECHANICAL DATA
Case: DO-35 Glass Case
Weight: approx. 0.13 g
MAXIMUM RATINGS
Ratings at 25°C ambient temperature unless otherwise specified.
1N957 THRU 1N979
ZENER DIODES
mi
n.
1.083
(
27.5)
mi
n.
1.083
(
2
7
.5)
max
..
150
(
3.8)
max.
Cathode
.020 (0.52)
Mark
max. .079 (2.0)
DO-35
Dimensions are in inches and (millimeters)
2/16/99
SYMBOL
VALUE
UNIT
Zener Current (see Table “Characteristics”)
Power Dissipation at TL = 75°C
Ptot
500(1)
mW
Junction Temperature
Tj
175
°C
Storage Temperature Range
TS
– 65 to +175
°C
NOTES:
(1) TL is measured 3/8” from body.
NEW PRODUCT
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