EEWORLDEEWORLDEEWORLD

Part Number

Search

MFS1/4CCM12.5A26R7F

Description
Fixed Resistor, Metal Film, 0.25W, 26.7ohm, 250V, 1% +/-Tol, 50ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT
CategoryPassive components    The resistor   
File Size266KB,2 Pages
ManufacturerKOA
Environmental Compliance  
Download Datasheet Parametric View All

MFS1/4CCM12.5A26R7F Overview

Fixed Resistor, Metal Film, 0.25W, 26.7ohm, 250V, 1% +/-Tol, 50ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT

MFS1/4CCM12.5A26R7F Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1273507194
package instructionAXIAL LEADED, ROHS COMPLIANT
Reach Compliance Codecompliant
ECCN codeEAR99
Other featuresSEMI-PRECISION
JESD-609 codee2
Manufacturer's serial numberMFS
Installation featuresTHROUGH HOLE MOUNT
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-55 °C
Package shapeTUBULAR PACKAGE
method of packingAMMO PACK
Rated power dissipation(P)0.25 W
Rated temperature70 °C
GuidelineAEC-Q200
resistance26.7 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyMETAL FILM
Temperature Coefficient50 ppm/°C
Terminal surfaceTin/Copper (Sn/Cu)
Terminal shapeWIRE
Tolerance1%
Operating Voltage250 V
general purpose metal film leaded resistor
EU
features
Semi-precision metal film resistors
The discharge path resistor is recognized by UL 1676 and
c-UL (CAS-C22.2 No.1-M94). (File No. E159326) (RK only)
Meets requirements of MIL-R-22684
Suitable for automatic machine insertion
MFS two times the power rating of the standard body type
Marking: Blue-gray body color with color-coded bands
Products with lead-free terminations meet EU RoHS
and China RoHS requirements
AEC-Q200 Qualified: MF1/4, MFS1/4, MFS1/2
dimensions and construction
L
D
Trimming Line
Ceramic Core
d
l
Type
MFS1/4
L (ref.)
.126±.008
(3.2±0.2)
.248±.02
(6.3±0.5)
.248±.02
(6.3±0.5)
.354±0.4
(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)
Dimensions
inches
(mm)
C (max.)
D
d (nom.)
.133
(3.4)
.280
(7.1)
.280
(7.1)
.437
(11.1)
.721
(18.3)
.280
(7.1)
.437
(11.1)
.720
(18.3)
.066
(1.7
+.007
-.004
+0.2
)
-0.1
l*
.018
(0.45)
.024
(0.6)
.024
(0.6)
.024
(0.6)
.031
(0.8)
.024
(0.6)
.024
(0.6)
.031
(0.8)
1.50±.118
(38.0±3.0)
0.94 min.
(24.0 min.)
1.50±.118
(38.0±3.0)
1.10±.118
(28.0±3.0)
Marking
Resistive
Film
End
Cap
Lead
Wire
MF1/4
MFS1/2
Insulation Coating
C
.091±.012
(2.3±0.3)
.091±.012
(2.3±0.3)
.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)
Derating Curve
100
80
% Rated Power
60
40
20
0
-60 -40 -20
-55
Surface Temperature Rise
70
Temperature Rise (°C)
60
50
40
MF1/4
30
20
10
0
0
25
50
75
100
MFS1/2
MF1/2
MF1
MFS1/4
MF1/2
MF1
RK1/4
RK1/2
RK1
0
80 100 120 140 160
70
155
Ambient Temperature
(°C)
20
40
60
% Rated Power
* Lead length changes depending on taping and forming.
ordering information
New Part #
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
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
R
Packaging
A: Ammo
R: Reel
R20
Nominal
Resistance
+2%: 2 signifi-
cant 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.
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
300V
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.
12/18/12
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
109
resistors
MF, MFS, RK
Calculation of speaker power
Is there anyone on the forum who can tell me how to understand the rated power and maximum power of a speaker and how to calculate it? If an oscilloscope is used to measure the input signal at both en...
guzhong72 Analog electronics
I have a question about the design of digital power supply control loop. Please help me! Urgent!
I am currently designing a digital power supply. The main circuit is a BUCK circuit. When unloaded, the output voltage is basically stable. When a small load is added, the output voltage waveform is s...
dzjuzi Power technology
Learning Board Tutorial Lesson 2 - Flowing Lights
This is the code of the water lamp, welcome to download, hehe~ [[i] This post was last edited by youki12345 on 2012-1-10 17:21 [/i]]...
764workshop Integrated technical exchanges
CE serial port interruption problem
Environment: x86 platform, CE6.0 Problem: When reading and writing serial ports, data can be sent from the platform, and the PC can receive data sent from the platform. However, when sending data from...
redmonster Embedded System
NS4203, PAM8403
NS4203 replaces PAM8403, with headphone function . QQ2528117557 Key Features: Dual-channel Class D + headphone function Efficiency (η): 90% Power supply voltage (Vdd): 2.2V-5.5V Output power (Po): 3W×...
2528117557 Power technology
The relationship between conductor cross-sectional area and current
[backcolor=rgb(239, 245, 249)][size=14px]【Ask if you don't understand】[/size][/backcolor] [backcolor=rgb(239, 245, 249)][size=14px]If a power line is a multi-strand line, its outer insulating skin con...
shaorc Power technology

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 893  1384  812  2330  2682  18  28  17  47  54 
Datasheet   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
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 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