苏州精密采样电阻

特征Features

3 瓦3Watts

±1%或±5%精度Tolerance ±1% or ±5%

电阻温度系数TCR±20ppm/℃或±50ppm/℃

阻值低至0.0003欧Resistance values down to 0R001 ohms

电感小于10纳亨Low Inductance

温度适用范围High application temperature range-55+170℃

符合R0HS要求lead-free

特殊规格可以订做

Special tight toleranceare available on request

电气参数Electrical Data

HOBH

85℃时功率 Power rating at 85℃ watts3

阻值范围Resistance range ohms0.0003Ω0.00050.001

尺寸规格 Dimensions Data

TypeBWLAPHD

HOBH-M-R00034.9±0.38.3±0.25.3±0.33.8±0.51.35.0±0.11.8

HOBH-M-R00054.9±0.38.3±0.25.3±0.33.8±0.5135.0±0.11.8

HOBH-M-R0014.9±0.38.3±0.25.3±0.33.8±0.51.35.0±0.11.8

 HOBH-M-R0014.9±0.38.3±0.25.3±0.33.8±0.51.35.0±0.11.8

   TypeResistanceI

HOBH-M-R00030.3mR1.43

HOBH-M-R00050.5mR0.86

HOBH-M-R00011mR0.43

HOBH-M-R00011mR1.30

工作特性 performance Data

TESTCONDITIONS OF TESTTEST LIMITS

Thermal Shock-55℃to,150℃,1000cycles ,15min at each extreme±（1.0%+0.0005Ω）△R

Shot time overload5xrated power for 5s±（0.5%+0.0005Ω）△R

Low temperature storage-65℃ for 45 min±（0.5%+0.0005Ω）△R

High temperature expo-sure1000 h at +170℃±（1.0%+0.0005Ω）△R

Bias humidity+85℃85% RH, 10% bias, 1000 h±（0.5%+0.0005Ω）△R

Mechanical shock100 g’s for 6 ms, 5 pulses±（0.5%+0.0005Ω）△R

VibrationFrequency varied 10 Hz to 200 Hz in 1 min, 3directions,12h±（0.5%+0.0005Ω）△R

Resistance to solder heat1000 h at+70℃, 1.5 h“ON”, 0.5 h “OFF”±（1.0%+0.0005Ω）△R

Resistance to solder heat+260℃solder,10s to12 s dwell, 25 mm/s emergence±（0.5%+0.0005Ω）△R

Moisture resistanceMIL-STD-202, method 106, 0 % power, 7a and 7b not required±（0.5%+0.0005Ω）△R

功率曲线 Power Derating

电气性能 Electrical Features                        

*温度系数曲线 TCR Derating

表面温度图Surface Temperature

应用范围  Applications

电流采样  Current Sensing

反馈电路  Feedback

低电感电路Low Inductance

大电流脉冲电路Surge and pulse

汽车市场的高电流应用High current applications

For the automotive marker

变频器 Frequency converters

电源模块 Power modules

包装Packaging

散装，每包装1000PCS bulk, 1000PCS per package