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| 型號(hào)： | USR4-4020 |
| 廠商： | Willow Technologies Limited |
| 英文描述： | Highest Stability Nearly Temperature Independent |
| 中文描述： | 最高溫度穩(wěn)定性幾乎獨(dú)立 |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大?。?/td> | 88K |
| 代理商： | USR4-4020 |
USR UNR 4-4020
Highest Stability
Nearly Temperature
Independent
Minimum Tolerance
Low Capacity and
Inductance
Customized Resistor Values
SPECIFICATIONS
ELEKTRICAL
USR 4-4020
UNR 4-4020
note
1)
0R05 ... 500R
Resistance Range
:
0R05 ... 500R
other resistance values upon request /
power rating depending on resistor value
2.5 W (70°C) without heatsink
30 W*
* with heatsink
Power Rating
:
50 W*
Thermal Resistance Rthj-c:
3.6 K/W
2.2 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
:
:
750 VDC
15 A
15 A
Thermal EMF
:
<1 μV/K
ENVIRONMENTAL
Operating Temperature Range
:
-55°C...155°C
MECHANICAL
Resistor Material
:
:
:
:
:
NiCr-Foil
Al
O
Epoxy + Al-heatsink
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 |
|---|---|
| USR4-40200R3D | Highest Stability Nearly Temperature Independent |
| USR4-T220 | Highest Stability Near Temperature Independent |
| USR4-T2200R5D | Highest Stability Near Temperature Independent |
| USR4-T220B | Highest Stability Near Temperature Independent |
| USR4-T221 | Highest Stability Near Temperature Independent |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| USR4-40200R3D | 制造商:WILLOW 制造商全稱:Willow Technologies Ltd 功能描述:Highest Stability Nearly Temperature Independent |
| USR45A | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:RECTIFIERS ASSEMBLIES |
| USR4-T220 | 制造商:RIEDON 制造商全稱:Riedon Powertron 功能描述:Precision Shunt Resistors |
| USR4-T2200R5D | 制造商:WILLOW 制造商全稱:Willow Technologies Ltd 功能描述:Highest Stability Near Temperature Independent |
| USR4-T220B | 制造商:RIEDON 制造商全稱:Riedon Powertron 功能描述:Precision Shunt Resistors |
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