- 加工定制:是
- 品牌:BOURNS/邦思
- 型号:3224W-1-203
- 种类:多圈
- 材料:玻璃釉膜
- 性能:功率
- 提供加工定制:是
- 用途:微调
- 阻值调节方式:旋转式
- 阻值变化方式:X式(直线式)
- 标称阻值:20K
- 额定功率:0.025
- 阻值允许偏差:±0.002
- 滑动噪声:1
- 分辨率:2
- 零位电阻:4
- 接触电阻:1
- 绝缘电阻:2
- 符合度:100
贴片式电位器有:3313系列 3314系列 3224系列 松下3*3系列
3224系列技术参数
电气特性(electricalcharacteristics)
标准阻值范围(standardresistancerange)...........................10 to 2 megohm
(seestandard resistance table)
阻值允许偏差(resistance tolerance) ................±10 % std.
最小阻值(absolute minimum resistance)............................1 % or 2.0 ohms
(whicheveris greater)
接触电阻变化(contact resistance variation)................................1 % or 3 ohms max.
分辨率(resolution).................................essentially infinite
绝缘电阻(insulation resistance) ....................500 vdc.100 megohms min.
绝缘强度(dielectric strength sea level) .....................600 vac (1 minute)
调节角度(adjustment angle)............................11 turns nom.
环境特性(environmental characteristics)
额定功率(power rating (300voltsmax.)
85 °c ..........................................0.25 watt
150 °c .............................................0 watt
温度范围(temperature range) .................-65 °c to +150 °c
温度系数(temperature coefficient) ............±100 ppm/°c
相对湿度(humidity) ............................mil-std 202 method 106 trs ±2 %; ir 10 megohms
震动(vibration) .......................20 g trs±1 %; vrs ±1 %
冲击(shock)............................100 g trs ±1 %; vrs±1 %
负荷寿命(load life)........................@ 85 °c rated power 1,000 hours
trs ...................................3 ohms or 3 % (whichever is greater)
旋转寿命(rotational cycling)......................200 cycles
trs .................................3 ohms or 3 % (whichever is greater)
热冲击(thermal shock)...............................5 cycles
trs±2 %; vrs±1 %
物理特性(physical characteristics)
机械制动(mechanicalstop).......................wiper idles
扭矩(torque) .................................180 g-cm max.
重量(weight) .......................approximately 0.01 oz.
标记(marking) .....................manufacturer’s code,resistance code and date code
可焊性(solderability) ..................per mil-std-202,
method 208
电刷(wiper)........................50 % (actual tr) ±10 %
可燃性(flammability)..................................ul94v0
pushover strength
j, g ............................................4.4 lbs.
w, x ...........................................1 lb.
调整工具(adjustment tool)..................................h-91
尺寸:4mm
贴片可调电阻20k谁家有?
深圳市博恩斯科技有限公司
曹小姐
13714882106
华强北街道华富路南光大厦1210
