批发供应 3266系列 美国BOURNS预调电位器

3266W技术参数

Electrical Characteristics

StandardResistance Range

(Pin 1 to Pin 3)........................100 ohms to 1 megohm

(see standard resistance table)

Resistance Tolerance ............&plu*n;20 % std.

Absolute Minimum Resistance..........................................2 ohms max.

Voltage Output Variation............ 0.25 %

Adjustability (VR) .....................&plu*n;0.025 %

Insulation Resistance ................500 vdc..............................1,000 megohms min.

Dielectric Strength

Sea Level ..................................900 vac

70,000 Feet...............................350 vac

Effective Electrical Travel, Nom..................................................25 turns

Center Tap Resistance .......2 ohms max.

CenterTap Electrical Center...........&plu*n;5 %

Center Tap Dead Band ...............0.5 turn

Environmental Characteristics

Power Rating

70 °C........................................0.5 watt

125 °C.........................................0 watt

TemperatureRange..................................-55 °C to 125 °C

Temperature Stability (?VR)..........................................&plu*n;0.5 % max.

Seal Test .......................85 °C Fluorinert*

Humidity........MIL-STD-202 Method 103

96 hours...................10 megohms min.

Vibration, 20 G........................&plu*n;1 %?TR

Shock, 100 G..........................&plu*n;1 %?TR

Load Life, 1,000 Hours ...........&plu*n;3 %?TR

Rotational Life, 200 cycles..............................................&plu*n;4 %?TR