电子工程世界电子工程世界电子工程世界

关键词

搜索

型号

搜索

MF1DC2494D

产品描述Fixed Resistor, Metal Film, 1W, 2490000ohm, 350V, 0.5% +/-Tol, 100ppm/Cel, Through Hole Mount, AXIAL LEADED
产品类别无源元件    电阻器   
文件大小101KB,共2页
制造商KOA(兴亚)
下载文档 详细参数 全文预览

MF1DC2494D概述

Fixed Resistor, Metal Film, 1W, 2490000ohm, 350V, 0.5% +/-Tol, 100ppm/Cel, Through Hole Mount, AXIAL LEADED

MF1DC2494D规格参数

参数名称属性值
Objectid145074645175
包装说明AXIAL LEADED
Reach Compliance Codeunknown
ECCN代码EAR99
其他特性SEMI PRECISION, STANDARD: MIL-R-22684
构造Tubular
引线直径0.8 mm
安装特点THROUGH HOLE MOUNT
端子数量2
最高工作温度155 °C
最低工作温度-55 °C
封装直径5.5 mm
封装长度15.5 mm
封装形式Axial
额定功率耗散 (P)1 W
额定温度70 °C
电阻2490000 Ω
电阻器类型FIXED RESISTOR
表面贴装NO
技术METAL FILM
温度系数100 ppm/°C
端子形状WIRE
容差0.5%
工作电压350 V

MF1DC2494D文档预览

MF, MFS, RK
general purpose metal film leaded resistor
EU
features
Semi-precision metal film resistors
Meets requirements of MIL-R-22684
Suitable for automatic machine insertion
MFS two times the power rating of the standard body type
Products with lead-free terminations meet EU RoHS
and China RoHS requirements
AEC-Q200 Qualified: MF1/4, MFS1/4, MFS1/2
leaded
resistors
dimensions and construction
L
D
Trimming Line
Ceramic Core
d
l
Type
MFS1/4
MF1/4
L (ref.)
+.02
.126
-.008
Dimensions
inches
(mm)
C (max.)
D
d (nom.)
.133
(3.4)
.280
(7.1)
.280
(7.1)
.437
(11.1)
.437
(11.1)
.721
(18.3)
.280
(7.1)
.437
(11.1)
.720
(18.3)
.066
(1.7
+.016
-.004
+0.4
)
-0.1
l*
(3.2
+0.5
)
-0.2
.018
(0.45)
.024
(0.6)
.024
(0.6)
.024
(0.6)
.024/.031
(0.6)/(0.8)
.031
(0.8)
.024
(0.6)
.024
(0.6)
.031
(0.8)
1.10
+.012
-.016
+3.0
(28.0
-4.0
)
.248±.02
(6.3±0.5)
.248±.02
(6.3±0.5)
.354±.04
(9.0±1.0)
.354±.04
(9.0±1.0)
.610±.02
(15.5±0.5)
.248±.02
(6.3±0.5)
.374±.04
(9.5±1.0)
.610±.04
(15.5±1.0)
.091±.012
(2.3±0.3)
.091±.012
(2.3±0.3)
.138
(3.5
+.016
-.02
+0.4
)
-0.5
1.10±.118
(28.0±3.0)
Marking
Resistive
Film
End
Cap
Lead
Wire
MFS1/2
MF1/2C
MF1/2D
Insulation Coating
C
Derating Curve
100
80
% Rated Power
60
40
20
0
-60 -40 -20
-55
Surface Temperature Rise
70
Temperature Rise (°C)
MF1/2L
MF1
RK1/4
RK1/2
.138±.016
(3.5±0.4)
.217±.02
(5.5±0.5)
.091±.012
(2.3±0.3)
.138±.016
(3.5±0.4)
.217±.02
(5.5±0.5)
1.10±.118
(28.0±3.0)
1.50
+.012
-.016
+3.0
)
(38.0
-5.0
MFS1/2
MF1/2
MF1
MFS1/4
MF1/4
60
50
40
30
20
10
0
0
25
50
75
0.94 min.
(24.0 min.)
1.50±.118
(38.0±3.0)
0
20 40 60 80 100 120 140 160
70
155
Ambient Temperature
(°C)
100
% Rated Power
RK1
ordering information
MF
Type
MF
MFS
RK
1/4
Power
Rating
1/4: 0.25W
1/2: 0.50W
1: 1W
L
T.C.R.
E: ±25
C: ±50
D: ±100
L: ±200
G: ±250
B: ±350
C
Termination
Material
C: SnCu
T52
* Lead length changes depending on taping and forming.
8
Lead
Diameter
MF1/2L: T52
& Bulk Only:
6: 0.6mm
8: 0.8mm
Blank: All
others sizes
& packaging
R
Packaging
A: Ammo
R: Reel
R20
Nominal
Resistance
+2%: 2 significant
figures + 1 multiplier
+0.5%,+1%:
3 significant figures
+ 1 multiplier
“R” indicates
decimal on value
<100Ω
J
Tolerance
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1%
G: ±2%
J: ±5%
For further information on
packaging, please refer to
Appendix C.
Taping and
Forming
1/4: T26, T52, VT,
VTP, VTE, MT,
M, U, M10,
M12.5
1/2: T26, T52,
VTP, VTE,
M12.5, M15
1: T521
applications and ratings
Minimum
Absolute Absolute
Resistance Range (Ω)
Power
Operating
Part
Dielectric
T.C.R.
Maximum Maximum
Rating
Temperature
Designation
Withstanding (ppm/°C)
(B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%)
Working Overload
@ 70°C
Range
Voltage
Voltage
Voltage
E-24
E-96
E-96
E-24 E-192 E-24 E-96
E-24
-55°C
MFS1/4C
C: ±50
49.9 -
to
0.25W
300V
10 - 1M
250V
500V
562k
MFS1/4D
D: ±100
+155°C
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/27/18
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
163
MF, MFS, RK
general purpose metal film leaded resistor
applications and ratings
(continued)
Minimum
Absolute Absolute
Resistance Range (Ω)
Power
Operating
Part
Dielectric
T.C.R.
Maximum Maximum
Rating
Temperature
Designation
Withstanding (ppm/°C)
(B±0.1%) (C±0.25%) (D±0.5%) (F±1.0%) (G±2.0%) (J±5.0%)
Working Overload
@ 70°C
Range
Voltage
Voltage
Voltage
E-24
E-96
E-96
E-24 E-192 E-24 E-96
E-24
MF1/4C
MF1/4D
MF1/4L
MFS1/2C
MFS1/2D
leaded
resistors
C: ±50
0.25W
500V
D: ±100
L: ±200
0.50W
500V
C: ±50
D: ±100
C: ±50
0.50W
700V
D: ±100
L: ±200
C: ±50
1W
700V
D: ±100
E: ±25
D: ±100
0.25W
500V
L: ±200
B: ±350
D: ±100
0.50W
700V
L: ±200
B: ±350
1W
0.50W
1000V
700V
B: ±350
G: ±250
47.5 - 1.0M
47.5 - 2.49M
10 - 5.11M
1.0 - 6.81M
10- 2.21M
10 - 2.21M
1.0 - 10
10 - 2.21M
10 - 4.99M
10 - 5.05M
10 - 5.11M
0.51 - 10
10 - 2.2M
250V
500V
10 - 1M
350V
700V
MF1/2C
MF1/2D
MF1/2L
MF1C
MF1D
MF1E
RK1/4D
RK1/4L
RK1/4B
RK1/2D
RK1/2L
RK1/2B
RK1BC
RK1/2G*
0.51 - 10Ω
350V
700V
-55°C
to
+155°C
1.0 - 10
3.09M - 25M
3.3M - 33M
100k - 33M
3.3M - 33M
100k - 33M
350V
700V
47.5 - 1.0M 47.5 - 2.49M 47.5 - 4.64M 47.5 - 5.11M
100k - 25M
5.11M - 33M
500V
700V
6.2M - 33M
100k - 51M
6.2M - 33M
100k - 51M
100k - 35M
100k - 51M
700V
1000V
100k - 100M 100k - 100M
1000V
350V
1500V
700V
1M - 12M
* Discharge path resistor
environmental applications
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload (Short Time)
Resistance to Solder Heat
Dielectric Withstanding Voltage
Insulation Resistance
Rapid Change of Temperature
Moisture Resistance
Endurance at 70°C
Resistance to Solvent
Impulse
Requirement
R ±(% + 0.05Ω)
Limit
Typical
Within specified
tolerance
Within specified
T.C.R.
RK: ±1%, RK1/2G: ±2.5% RK: ±0.6%, RK1/2G: ±1%
MF: ±0.5%
MF: ±0.3%
RK: ±1%; RK1/2G: ±5%; RK: ±0.5%; RK1/2G: ±1%
MFS: ±0.75%; MF1/4,
MFS1/4: ±0.4%; MF1/4,
MFS1/2, MF1/2: ±0.5%, MFS1/2, MF1/2: ±0.25%
Test Method
25°C
Room temperature, +100°C, RK: +25°C/+125°C
Rated voltage x 2.5 or max. overload voltage for 5 seconds, whichever is less;
MFS1/2: Rated voltage x 2 or max. overload voltage for 5 seconds, whichever is less
260°C ± 5°C, 10 seconds ± 1 second or
350°C ± 10°C, 3.5 seconds ± 0.5 second
1 minute
100V, 1 minute
-55°C (30 minutes), +155°C (30 minutes), 5 cycles
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle
The resistor shall be immersed for 5 seconds in IPA
Discharge from 1000pF capacitor 50 pulses. Internal 2.5 seconds.
Charge voltage: 1.25kV (RK1/4), 2.5kV (RK1/2) and 6kV (RK1)
No breakdown
Not less than 10,000MΩ
RK,MF: ±1%;
RK1/2G: ±5%
RK: ±5%; RK1/2G: ±10%;
MFS1/4: ±1.5%; MF1/4,
MFS1/2, MF1/2: ±1%
RK: ±5%; RK1/2G: ±10%;
MFS1/4: ±1.5%; MF1/4,
MFS1/2, MF1/2: ±1%
No abnormality in
appearance. Marking
shall be easily legible
No such abnormalities
as short-circuit, burnout,
breakdown, etc.
MF: ±0.3%; RK: ±0.5%,
RK1/2G: ±1%
RK: ±2%; RK1/2G: ±5%;
MFS1/4: ±1%; MF1/4,
MFS1/2, MF1/2: ±0.75%
RK: ±2%; RK1/2G: ±5%;
MFS1/4: ±1%; MF1/4,
MFS1/2, MF1/2: ±0.75%
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
2/20/17
164
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
求助:wince5.0 开发电池充电,并能显示电量充电状态图标?
2440开发板,用电池供电,不能显示电池图标,怎么能显示电池图标,并能显示实时显示电池电量?请各位朋友帮助.万分感激. ...
xiangyata 嵌入式系统
【不收费呦】2013年全国大学生电子设计竞赛复测队名单
本帖最后由 paulhyde 于 2014-9-15 03:05 编辑 129752 129753 129754 129755 129756 129757 129758 129759 129760 129761 ...
glacier1 电子竞赛
实在找不出问题了,2407_ADC...
#include \"LF2407REGS.h\" #define uint unsigned int #define uchar unsigned char uint ADRESULT,ad_result; volatile uint *j; delay(uint time) { uint ......
doublesex 微控制器 MCU
仪表放大器设计指南
本帖最后由 paulhyde 于 2014-9-15 03:59 编辑 仪表放大器设计指南,希望对做仪器仪表的同学有所帮助! ...
费米机器 电子竞赛
网络收音机有人做不?
网络收音机有人做不? 我想玩玩...
chenzhufly 微控制器 MCU
求助t-DMB的音频AAC++负载
本人最近在做T-DMB项目,想问问AAC++方面的! 我现在把SL包解析后获得SL包负载数据是如何组织的?我要对AAC++解码,该如何处理SL包的负载? 有搞过这方面的大侠吗?给点提示,定重谢! ......
owen666 嵌入式系统

 
EEWorld订阅号

 
EEWorld服务号

 
汽车开发圈

 
机器人开发圈

About Us 关于我们 客户服务 联系方式 器件索引 网站地图 最新更新 手机版

站点相关: 大学堂 TI培训 Datasheet 电子工程 索引文件: 2339  1753  911  52  2393  48  36  19  2  49 

器件索引   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

北京市海淀区中关村大街18号B座15层1530室 电话:(010)82350740 邮编:100190

电子工程世界版权所有 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号 Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved