参数资料
| 型号： | WRF1KT33R0 |
| 厂商： | Stackpole Electronics Inc |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | RES WW 1W 33 OHM 10% AXIAL |
| 产品培训模块： | Pulse Handling Resistor Solutions |
| 产品变化通告： | Global Part Number Change 9/Aug/2010 |
| 标准包装： | 2,000 |
| 系列： | WRF |
| 电阻（欧姆）： | 33 |
| 功率（瓦特）： | 1W |
| 复合体： | 绕线 |
| 特点： | 耐燃 |
| 温度系数： | -80/ +900ppm/°C |
| 容差： | ±10% |
| 封装/外壳： | 轴向 |
| 尺寸/尺寸： | 0.197" 直径 x 0.433" L（5.00mm x 11.00mm） |
| 端子数： | 2 |
| 包装： | 带卷 (TR) |
| 其它名称： | WRF 1 33 10% R WRF13310%R WRF13310%R-ND WRF133KR WRF133KR-ND |
WRF Series
Conformal Coated Wirewound Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
Features:
?
?
?
?
Conformal coating
Flameproof construction
Cut and formed product is available on select sizes
Contact factory for details
RoHS compliant / lead-free
Electrical Specifications
Type / Code
WRF1
WRF2
WRF3
Power Rating
(Watts) @ 25oC
1W
2W
3W
Maximum
Working
Voltage
√ PR
√ PR
√ PR
Dielectric
Withstanding
Voltage (RMS)
700V
700V
700V
Resistance Temperature
Coefficient
-80ppm/oC ~ +900ppm/oC
-80ppm/oC ~ +900ppm/oC
-80ppm/oC ~ +900ppm/oC
Ohmic Range ( ? )
and Tolerance
5%
0.1 - 33
0.1 - 220
0.1 - 220
Mechanical Specifications
Type / Code
A
Body Length
B
Body Width
C
Lead Length (Bulk)(1)
D
Lead Diameter
Unit
WRF1
WRF2
WRF3
0.433
11.00
0.630
16.00
0.630
16.00
max
max
max
max
max
max
0.197
5.00
0.197
5.00
0.197
5.00
max
max
max
max
max
max
1.102
28.00
1.102
28.00
1.102
28.00
±
±
±
±
±
±
0.118
3.00
0.118
3.00
0.118
3.00
0.031
0.78
0.031
0.78
0.031
0.78
±
±
±
±
±
±
0.002
0.05
0.002
0.05
0.002
0.05
inches
mm
inches
mm
inches
mm
(1) See "Resistor Packaging Specification Document" for lead length dimension for tape and reel packaged product.
Performance Characteristics
>10 M ?
Test
Rated Ambient Temperature
Overload 15 Times the Rated Wattage
Short Time Overload
Effective Soldering
Insulation Resistance
Dielectric Withstanding Volt
Load Life @ 70oC - 1,000 hrs.
Moisture Resistance
Shock and Vibration
Solderability
Temperature Coefficient
Operating Temperature Range: -55oC to +200oC (WRF 1, 2)
-55oC to +225oC (WRF 3)
Test Results
85oC
Open circuit within 2 minutes
± 3% + 0.05 ?
± 2% + 0.05 ?
4
± 2% + 0.05 ?
± 5% + 0.05 ?
± 5% + 0.05 ?
± 1% + 0.05 ?
90% tin covered min.
-80ppm/oC ~ +900ppm/oC
Rev Date: 07/27/2012
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
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