参数资料
| 型号： | OAR3R025FLF |
| 厂商： | TT Electronics/IRC |
| 文件页数： | 1/4页 |
| 文件大小： | 0K |
| 描述： | RES METAL .025 OHM 3W 1% RADIAL |
| 标准包装： | 1,000 |
| 系列： | OAR |
| 电阻（欧姆）： | 0.025 |
| 功率（瓦特）： | 3W |
| 复合体： | 金属元素 |
| 特点： | 电流感应，耐燃 |
| 温度系数： | ±20ppm/°C |
| 容差： | ±1% |
| 封装/外壳： | 径向 |
| 尺寸/尺寸： | 0.600" L x 0.065" W（15.24mm x 1.65mm） |
| 高度： | 0.921"（23.40mm） |
| 端子数： | 2 |
| 包装： | 散装 |
| 其它名称： | 989-1091 OAR-3-.025-OHM-1-LF OAR-3-R025-F-LF |
Open Air
Sense Resistors
OAR 3 and 5 watts
· OPEN ±1% ratings RESISTOR 5W @ 85°C
Power AIR ±5% 1, 3, &
· METAL Resistance wire TCR ±20 ppm/°C
· Hot ? ? spot isolated values down to 0R005 ohms
Resistance
· ? TCR’ S TO ±20PPM/°C TCR ±20ppm/°C
· ? Tolerances OF to 1, 1% & 5W @ 85°C
· ? Pb-free version FROM is 2.5M ? TO compliant
Open Air Resistor
Metal Element Current Sense
& Series
OAR OAR-TP Series
? 1,
? or of tolerance
surge CURRENT
Superior ELEMENT performance SENSE
from PCB material
Resistance wire
P O w ER r ATINGS 3,
RESISTANCE r ANGE RoHS 100M ?
? OPEN AIR DESIGN MAXIMI z ES THE r MAL PERFO r MANCE
? WELDED COPPER LEADS MINIMI z E EFFECTS FROM SOLDER WICKING AND PROVIDE
T r UE 1% PERFO r MANCE
Electrical Data
Welwyn Components
Power rating at 85°C
Part Resistance range
Resistance
Range (m ? )
Number
ohms 0R005* to 0.10 0R005 to 0.10
Inductance to 0.05
ELECTrICAL DATA
Power Rating
@ 85°C
(watts)
* Contact factory for values below 0R005 ohms
watts 1 3
Tolerance Wire TCR
(±%) (±ppm/°C)
OAR-1 OAR-3
(nH)
OAR-5
5
OAR-1 (TP)
1.0
3, 5, 10, *20, *25, 50
Physical Data 5, 10, 15, 20, 25, *30, 50, 100
Dimensions (mm)
1 ±2% TOLE r Type av AILA b LE <5M ?
A
B
OAR-1 11.43 +1.020/-0.508 5.08 ±2.54
OAR-3 (TP) 3.0 2.5,
OAR-5 (TP) 5.0 3, 5, 10, *15, *20, *25, *50
Notes:
ANCE
* DENOTES RESISTANCE v ALUES THAT M a Y H av E LONGER LEAD TIMES THAN OTHER v ALUES LISTED
* PLEASE CONTACT FACTO r Y FOR RESISTANCE v ALUES NOT LISTED
1, 21, 5
C
3.18 ±0.762
20
E
1.65 +0.254/-0.127
<10
F
1.02 ±0.051
OAR-3
OAR-5
15.24 +1.020/-0.50
20.32 +1.020/-0.50
25.4 max.
25.4 max.
3.18 ±0.762
3.18 ±0.762
1.65 +0.254/0.127
1.65 +0.254/-0.127
1.02 ±0.051
1.02 ±0.051
Temperature Cycling (-40°C to +125°C for 1000 cycles)
Contact factory for:
ENVIRONMENTAL DATA
Load Life (1000 hours @ 25°C)
B
Moisture (no load for 1000 hours)
C
On lower ranges stand-off may be eliminated
? R/R <1%
NOTE:
? R/R <1%
2.
1. Variations of ‘A’ dimension
? R/R <1% Different lead diameter
Test Point (Kelvin connection)
OperatingTemperature
A
F
- 4 0 ° C t o + 1 2 5 ° C
E
General Note
General Note
General Note
All information Welwyn IRC’s Components Limited Bedlington, Northumberland NE22 going UK print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com · 08.04
Welwyn Components reserves the right to make changes in product specification without notice or liability.
TT reservestherighttomake the right or make changes in notice liability.
IRC electronics reserves changes in product speci?cation without product specification without notice or liability. TT electronics plc
Wire and Film Technologies Division ? 4222 SOUTH STAPLES STREET ? CO rpus Christi Te XAS 78411 USA
? plc? 3619927900
Telephone: electronics Facsimile: 361 992 3377 ? Website: www.irctt.com O AR SE ries Issue J UNE 2011 SHEET 1 OF 3
All information is subject to Welwyn’s own data and is considered accurate at time of going to print. A subsidiary of
A subsidiary of
Issue D
Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com TT electronics plc
08.13
101
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相关代理商/技术参数 |
参数描述 |
|---|---|
| OAR-3-R025-F-LF | 制造商:IRC 功能描述:Resistor;Metal Element;Res 0.025 Ohms;Pwr-Rtg 3 W;Tol 1%;Thru-Hole;Curr-Sense 制造商:TT Electronics / IRC 功能描述:RES METAL .025 OHM 3W 1% RADIAL |
| OAR3-R025JI | 制造商:TT Electronics / Welwyn 功能描述:Res 0.025 Ohm 5% 3W 制造商:TT Electronics / Welwyn 功能描述:Res 0.025 Ohm 5% 3W ±20ppm/°C Bare Metal RDL Thru-Hole Bulk |
| OAR3R025JLF | 功能描述:电流传感电阻器 - 透孔 OAR-3-.025-OHM-5-LF RoHS:否 制造商:IRC 电阻:2.5 mOhms 功率额定值:5 W 容差:1 % 温度系数:55 PPM / C 系列:CSL 产品:4 Terminal 工作温度范围:- 55 C to + 125 C 尺寸:10.8 mm W x 21.9 mm L x 1.57 mm H |
| OAR3-R02FI | 制造商:TT Electronics / Welwyn 功能描述:OAR open air sense resistor,R020 3W |
| OAR-3-R02-F-LF | 制造商:TT Electronics / IRC 功能描述:OAR Series 3 W 0.02 Ohms 1 % 20 ppm Open Air Current Sense Resistor |
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