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| 型号： | 44WR1KLFT7 |
| 厂商： | TT Electronics/BI |
| 文件页数： | 1/3页 |
| 文件大小： | 0K |
| 描述： | TRIMMER 1K OHM 0.25W SMD |
| 标准包装： | 1 |
| 系列： | 44 |
| 电阻（欧姆）： | 1k |
| 功率（瓦特）： | 0.25W，1/4W |
| 容差： | ±10% |
| 温度系数： | ±100ppm/°C |
| 匝数： | 9 |
| 调节型： | 顶部调节 |
| 电阻材料： | 金属陶瓷 |
| 安装类型： | 表面贴装 |
| 端接类型： | J 引线 |
| 包装： | 标准包装 |
| 尺寸/尺寸： | 方形 - 0.190" L x 0.138" W x 0.200" H（4.83mm x 3.51mm x 5.08mm） |
| 其它名称： | 987-1048-6 |
Model 44
Surface Mount
4mm Square Multiturn
Cermet Trimming Potentiometer
FEATURES AND BENEFITS
? Space saving SMD package for the most compact board designs
? Sealed to withstand aggressive water wash
? Long life - set and forget construction
? BI quality and reliability
? Available in top and side adjustment versions and J-Hook or gull wing termination
ELECTRICAL
Pb compliant
Standard Resistance Range
Standard Resistance Tolerance
Input Voltage
Slider Current
Power Rating
End Resistance
Actual Electrical Travel
Dielectric Strength
Insulation Resistance
Resolution
Contact Resistance Variation
ENVIRONMENTAL
Seal
Temperature Coefficient
Operating Temperature Range
Thermal Shock
Moisture Resistance
Shock
Vibration
Rotational Life
Load Life
Resistance to Solder Heat
Temperature Exposure
Solderability
Specifications subject to change without notice.
Fluorinert? is a registered trademark of 3M Company.
BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
10 Ohms to 2 Megohms
±10% (<100 Ohms = ±20%)
300 Vdc Max. or rms not to exceed power rating
100 mA Max. or within rated power, whichever is less
0.25 Watts at 85°C derating to 0 at 150°C
1% or 2 Ohms Max., whichever is greater
9 turns nominal
600 Vrms
1,000 Megohms Min.
Essentially infinite
1% or 3 Ohms Max., whichever is greater
85°C Fluorinert? (No Leaks)
±100 ppm/°C (<100 Ohms = ±250 ppm/°C)
–65°C to +150°C
Five cycles –65°C to +150°C (2% ?RT, 1% ?VR)
Ten 24 hour cycles (2% ?RT, IR 10 Megohms Min.)
6 ms sawtooth, 100 G’s (1% ?RT, 1% ?VR)
20 G’s, 10 to 2,000 Hz (1% ?RT, 1% ?VR)
200 cycles (3% ?RT, 1% CRV)
1,000 hours at 85°C & 0.25 Watts (2% ?RT, 1% CRV)
260°C for 10 sec. (1% ?RT)
215°C for 3 min. Max. (1% ?RT)
Per MIL-STD-202, Method 208
RoHS 2
Phone: 714 447 2345
September 5, 2013
Website: www.bitechnologies.com
Model 44 page 1 of 3
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 44WR1KLFTB | 功能描述:微调电阻器 - 表面贴装 4MM Squ 1K 10% RoHS:否 制造商:Murata 产品:Single-Turn Trimmer Potentiometers 产品类型:Single Turn 转数:1 元件类型:Cermet 锥度:Linear 电阻:10 kOhms 电压额定值: 端接类型:SMD/SMT 功率额定值:250 mW (1/4 W) 容差:20 % 温度系数:150 PPM / C |
| 44WR1KLFTR | 制造商:BI Technologies (TT electronics) 功能描述:TRIMMER-ASSY LF |
| 44WR1KT13 | 制造商:TT Electronics / BI Technologies 功能描述:Res Cermet Trimmer 1K Ohm 10% 0.25W(1/4W) 9(Elec)Turn 1.42mm (4.83 X 3.91 X 5.31mm) J-Hook SMD T/R |
| 44WR1KT7 | 功能描述:微调电阻器 - 表面贴装 4MM Squ 1K 10% RoHS:否 制造商:Murata 产品:Single-Turn Trimmer Potentiometers 产品类型:Single Turn 转数:1 元件类型:Cermet 锥度:Linear 电阻:10 kOhms 电压额定值: 端接类型:SMD/SMT 功率额定值:250 mW (1/4 W) 容差:20 % 温度系数:150 PPM / C |
| 44WR1KTB | 功能描述:微调电阻器 - 表面贴装 4MM Squ 1K 10% RoHS:否 制造商:Murata 产品:Single-Turn Trimmer Potentiometers 产品类型:Single Turn 转数:1 元件类型:Cermet 锥度:Linear 电阻:10 kOhms 电压额定值: 端接类型:SMD/SMT 功率额定值:250 mW (1/4 W) 容差:20 % 温度系数:150 PPM / C |
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