EEWORLDEEWORLDEEWORLD

Part Number

Search

MF1/2DLM12.51274F

Description
Fixed Resistor, Metal Film, 0.5W, 1270000ohm, 350V, 1% +/-Tol, -100,100ppm/Cel,
CategoryPassive components    The resistor   
File Size95KB,2 Pages
ManufacturerKOA
Download Datasheet Parametric View All

MF1/2DLM12.51274F Overview

Fixed Resistor, Metal Film, 0.5W, 1270000ohm, 350V, 1% +/-Tol, -100,100ppm/Cel,

MF1/2DLM12.51274F Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
Objectid816806758
Reach Compliance Codenot_compliant
Country Of OriginJapan, Mainland China, Taiwan
ECCN codeEAR99
YTEOL5.06
structureCylindrical
JESD-609 codee0
Lead diameter0.6 mm
Lead length30 mm
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-55 °C
Package diameter3.5 mm
Package length9.5 mm
Package shapeCYLINDRICAL PACKAGE
Package formAxial
Rated power dissipation(P)0.5 W
GuidelineMIL-R-10509
resistance1270000 Ω
Resistor typeFIXED RESISTOR
seriesMF1/2(100PPM,F TOL)
technologyMETAL FILM
Temperature Coefficient100 ppm/°C
Terminal surfaceTin/Lead (Sn/Pb)
Tolerance1%
Operating Voltage350 V

MF1/2DLM12.51274F Preview

MF
precision metal film leaded resistor
features
Units meet or exceed the requirements of MIL-R-10509
Suitable for automatic machine insertion
Marking: Blue-gray body color with color-coded bands
dimensions and construction
L
D
Trimming Line
Ceramic Core
d
l
Type
MF1/4
MF1/2
MF1
Marking
Resistive
Film
End
Cap
Lead
Wire
L (ref.)
.248
(6.3)
.374
(9.5)
.610
(15.5)
Dimensions
inches
(mm)
C (max.)
D
d
.280
(7.1)
.437
(11.1)
.721
(18.3)
l
.091±.012
(2.3±0.3)
.024±.002 1.18±.118
.138±.016
(0.6±0.05) (30.0±3.0)
(3.5±0.4)
.217±.02
(5.5±0.5)
.031±.002 1.50±.126
(0.8±0.05) (38.1±3.2)
Insulation Coating
C
leaded
resistors
ordering information
Old Part #
MF55, MF60, MF65
Type
New Part #
MF
Type
D
T.C.R.
1/4
Power
Rating
1/4: 0.25W
1/2: 0.5W
1: 1W
1002
Resistance
D
T.C.R.
E: ±25
C: ±50
D: ±100
F
Tolerance
L
Termination
Material
L: SnPb
C: SnCu
T52
Packaging
T52
Taping and
Forming
1/4: T26,
T52, VT, VTP,
VTE, M10,
M25, U
1/2: T52,
M12.5, M15
1: T521
R
Packaging
A: Ammo
R: Reel
1002
Nominal
Resistance
3 significant
figures + 1
multiplier
“R” indicates
decimal on
value <10Ω
F
Tolerance
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1.0%
For further information on packaging,
please refer to Appendix C.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
180
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
MF
precision metal film leaded resistor
applications and ratings
Part
Designation
MF1/4D
MF1/4C
MF1/4E
MF1/2D
MF1/2C
MF1/2E
MF1D
MF1C
MF1E
1W
0.50W
700V
0.25W
500V
Power
Rating
@ 70°C
Minimum
Dielectric
Withstanding
Voltage
T.C.R.
(ppm/°C)
(B±0.1%)
D: ±100
C: ±50
E: ±25
D: ±100
C: ±50
E: ±25
D: ±100
C: ±50
E: ±25
47.5Ω - 1.0MΩ 47.5Ω - 1.5MΩ
10Ω - 5.11MΩ 1.0Ω - 6.81MΩ
30.1Ω - 750KΩ 30.1Ω - 1.0MΩ
Resistance Range
E-96
(C±0.25%)
(D±0.5%)
10Ω - 5.9MΩ
(F±1.0%)
1.0Ω - 22.1MΩ
1.0Ω - 2.21MΩ
1.0Ω - 33.2MΩ
1.0Ω - 5.6MΩ
350V
700V
250V
500V
30.1Ω - 1.0MΩ 30.1Ω - 1.0MΩ
10Ω - 10MΩ
-55°C
to
+155°C
Absolute
Maximum
Working
Voltage
Absolute
Operating
Maximum
Temperature
Overload
Range
Voltage
24.3Ω - 750KΩ 24.3Ω - 1.0MΩ
47.5Ω - 2.0MΩ 47.5Ω - 2.0MΩ
47.5Ω - 1.0MΩ 47.5Ω - 2.49MΩ
47.5Ω - 2.0MΩ 7.5Ω - 2.49MΩ 47.5Ω - 4.64MΩ 47.5Ω - 5.11MΩ
environmental applications
Derating Curve
100
80
% Rated Power
60
40
20
0
-60 -40 -20
-55
Temperature Rise (°C)
Surface Temperature Rise
70
60
MF1/4
50
40
30
20
10
0
0
25
50
75
100
MF1
MF1/2
0
20
40
60
80 100 120 140
70
Ambient Temperature
(°C)
160
155
% Rated Power
leaded
resistors
Performance Characteristics
Parameter
Resistance
T.C.R.
Overload
Resistance to Solder Heat
Rapid Change of Temperature
Moisture Resistance
Endurance @ 70°C
High Temperature Exposure
1.0
Requirement
R ±(% + 0.05Ω)
Limit
Typical
Within regulated tolerance
Within specified T.C.R.
0.5
0.3
0.25
0.3
0.75
0.5
Test Method
25°C
+25°C/-55°C and +25°C/+125°C
Rated voltage x 2.5 or maximum overload voltage
for 5 seconds, whichever is less
260°C ± 5°C for 10 seconds ± 1 second
-55°C (30 minutes)/+155°C (30 minutes), 5 cycles
40°C ± 2°C, 90 - 95% RH, 1000 hours, 1.5 hour ON,
0.5 hr OFF cycle
70°C ± 2°C, 1000 hours, 1.5 hour ON, 0.5 hr OFF cycle
+125°C, 100 hours
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
KOA Speer Electronics, Inc.
• Bolivar Drive • P Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
.O.
181
[MSP430 Sharing] Design of Portable Medical Monitoring System Based on MSP430
Regarding the design of establishing a medical monitoring system, those who want to improve the level of medical care can take a look at it....
hangsky Microcontroller MCU
RTC PCF8563
If there is an RTC module inside the chip, do we still need to use an external PCF8563 to provide time?...
zzbaizhi Microcontroller MCU
Confused, can't get the packet protocol type
Packet = PacketArray;NdisQueryPacket(Packet,NULL,&BufLength,&pBuffer,&PacketSize);if(!BufLength)DBGPRINT(("==Packet Query Failed"));// 分配缓冲区pPacketContentStatus = NdisAllocateMemoryWithTag((PVOID *)&p...
lisheng053758 Embedded System
【R7F0C809】==AC voltage and current monitor
[i=s]This post was last edited by youyou_123 on 2015-11-5 22:27[/i] [size=5]AC Voltage and Current Monitor[/size] [size=4]Overview[/size] The AC voltage and current monitor is mainly based on the Rene...
youyou_123 Renesas Electronics MCUs
What op amp circuit is this?
[i=s]This post was last edited by sfcsdc on 2019-4-12 10:28[/i] What are the functions of these two op amps? Please help me analyze them. What are the four capacitors at the input of the first op amp ...
sfcsdc Analog electronics
HDL video encoding and decoding
Now I want to find a HDL/SYSTEMC program code for video encoding and decoding. I wonder if anyone would like to help me?...
zdh09 Embedded System

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 2204  822  2774  907  1748  45  17  56  19  36 
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