參數(shù)資料
型號(hào): UNR4-3425
廠商: Willow Technologies Limited
英文描述: High Stability Near Temperature Independency
中文描述: 近高溫度穩(wěn)定性的獨(dú)立性
文件頁(yè)數(shù): 1/2頁(yè)
文件大?。?/td> 118K
代理商: UNR4-3425
USR UNR 4-3425 4-3825 4-3825H
High Stability
Near Temperature
Independency
Lowest Tolerances
Low Capacitance and
Inductance
Customized Resistance
Values
SPECIFICATIONS
ELECTRICAL
USR 4-3425/3825
with addional heatsink 3825H
UNR 4-3425/3825
note
1)
0R05 ... 500R
Resistance Range
:
0R05 ... 500R
other resistance values upon request /
power rating depending on resistor value
Power Rating
:
3 W (70°C) without heatsink
5 W (20°C) for 3825H
30 W*
* with heatsink
50 W*
Thermal Resistance Rthj-c :
3.5 K/W
2.1 K/W
Tolerances
:
:
:
:
from 0R05
from 10R
from 50R
0.1%, 0.25%, 0.5%, 1%
0.05%, 0.1%, 0.25%, 0.5%, 1%
0.01%, 0.02%, 0.05%, 0.1%, 0.25%, 0.5%, 1%
Stability
:
0.01%
Temperature Coefficient :
max. ±5 ppm/K (-55...155)°C
typ. ±3 ppm/K (-55...125)°C
upon request ±1 ppm/K (0...60)°C
Voltage Proof
Max. Current
Thermal EMF
:
:
:
750 VDC
15 A
< 1 μV/K
ENVIRONMENTAL
Operating Temperature Range
:
-55°C...155°C
MECHANICAL
Resistor Material
:
:
:
:
:
NiCr-Foil
Al
O
Epoxy + heatsink aluminium
Cu, tinned, 4-pin
1.0 Nm
Substrate
Housing
Connector Material
Max. torque backplate
AlN
note
1)
: Specially designed for applications with fast changing electrical load.
Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK
Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail
sales@willow.co.uk
web
www.willow.co.uk
相關(guān)PDF資料
PDF描述
UNR4-34251R0D High Stability Near Temperature Independency
UNR4-3825 High Stability Near Temperature Independency
UNR4-4020 Highest Stability Nearly Temperature Independent
UNR4-402050RD Highest Stability Nearly Temperature Independent
UNR4-T220 Highest Stability Near Temperature Independent
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UNR4-34251R0D 制造商:WILLOW 制造商全稱:Willow Technologies Ltd 功能描述:High Stability Near Temperature Independency
UNR4-3825 制造商:RIEDON 制造商全稱:Riedon Powertron 功能描述:Precision Shunt Resistors
UNR4-4020 制造商:RIEDON 制造商全稱:Riedon Powertron 功能描述:Precision Shunt Resistors
UNR4-402050RD 制造商:WILLOW 制造商全稱:Willow Technologies Ltd 功能描述:Highest Stability Nearly Temperature Independent
UNR4-T220 制造商:WILLOW 制造商全稱:Willow Technologies Ltd 功能描述:Highest Stability Near Temperature Independent