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參數資料
| 型號： | PPW |
| 廠商： | TT Electronics / Welwyn |
| 英文描述： | Semi-Precision Power Wirewound Resistors |
| 中文描述： | 半精密功率線繞電阻器 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 135K |
| 代理商： | PPW |
Semi-Precision Power
Wirewound Resistors
PPW Series
Ideal for pulse and surge
applications
2 watts to 15 watts
Resistance to 0R1 ohms to 5K ohms
±3%, ±2% or ±1% tolerance
±20 ppm/°C TCR
Resistive range
ohms
10 x 1000*
10 x 360*
1R to 9R9
250V
650V
10R to 29R9
500V
850V
30R to 99R
600V
1000V
100R to 1K6
1000V
1500V
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability.
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
Welwyn Components Limited
· Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com
115
PPW-2
PPW-3
PPW-5
PPW-7
PPW-10
PPW-15
Power rating at 25°C
watts
2
3
5
7
10
15
Resistance range
ohms
0R1 to 1K6 0R1 to 1K6 0R1 to 1K6 0R1 to 2K5 0R1 to 5K
0R1 to 5K
Electrical Data
Lighting Surge Capabilities for PPW-2
Issue B · 03.02
A subsidiary of
TT electronics plc
Welwyn Components
Please note: When ordering the alternate configuration please add an ‘A’ after the part number (ie. PPW-3A)
1000V
500V
1000 Volts 10x360
μ
sec
1000
2000
3000
600V
300V
600 Volts 10x1000
μ
sec
1000
2000
3000
*10 microseconds – Maximum rise time to peak voltage.
360 or 1000 microseconds - minimum decay time to one half peak.
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| PPW-10 | 制造商:WELWYN 制造商全稱:Welwyn Components Limited 功能描述:Semi-Precision Power Wirewound Resistors |
| PPW1015R0FLF | 制造商:IRCTT 制造商全稱:IRC - a TT electronics Company. 功能描述:Semi-Precision Power Wirewound Resistor for Pulse & Surge Applications |
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| PPW10A4701G | 功能描述:線繞電阻器 - 透孔 4.7K OHM 2% 10W RoHS:否 制造商:Bourns 電阻:10 Ohms 容差:5 % 功率額定值:7 W 溫度系數:200 PPM / C 系列:FW 端接類型:Axial 工作溫度范圍:- 55 C to + 155 C 尺寸:9.5 mm Dia. x 26 mm L 封裝:Ammo 產品:Power Resistors Wirewound High Energy |
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