Fixed Resistor, Metal Film, 0.25W, 732000ohm, 250V, 1% +/-Tol, -50,50ppm/Cel,
271-732K Parametric
Parameter Name
Attribute value
Is it Rohs certified?
conform to
Objectid
874033555
Reach Compliance Code
unknown
ECCN code
EAR99
structure
Cylindrical
Lead diameter
0.54 mm
Lead length
28 mm
Number of terminals
2
Maximum operating temperature
155 °C
Minimum operating temperature
-55 °C
Package diameter
2.5 mm
Package length
6.8 mm
Package shape
CYLINDRICAL PACKAGE
Package form
Axial
method of packing
Bulk
Rated power dissipation(P)
0.25 W
resistance
732000 Ω
Resistor type
FIXED RESISTOR
series
MF
technology
METAL FILM
Temperature Coefficient
50 ppm/°C
Tolerance
1%
Operating Voltage
250 V
271-732K Preview
Metal Film Fixed Resistors
FEATURES
• Temperature Range: -55°C ~ +155°C
• ±1% tolerance
• Epoxy coated miniature resistors
• Nickel chromium ceramic substrate
• Alloy coated leads
• Welded end caps
• EIA standard color coding
MF Series
LOAD LIFE
100
Percent Rated Load
+0.8
+0.4
∆
R/R (%)
0
-0.4
-0.8
100Ω
1KΩ
10KΩ
100KΩ
Nominal Resistance (Ω)
1MΩ
80
DERATING CURVE
db
0
-10
-20
40
20
0
20 40
70
100 120 155
-30
-40
-50
Ambient Temperature (°C)
PART NUMBERING SYSTEM
Code:
Package:
Bulk
Tape and Reel
Ammo Pack
2
7
Series
0
1
0
Ohms
0
R
E
E
L
Package Code
REEL
AP
SERIES, WATTAGE, SIZE, VOLTAGE, DIMENSIONS, AND AVAILABLE PACKAGING
d
–0.05
H –3
L
H –3
D
Series
270
271
273
Watts
1/8
1/4
1/2
Standard Range
of Values (Ω)
1~10M
1~10M
1~10M
Voltage (max.)
W.V.
O.V.
200
400
250
500
350
700
L max.
3.5
6.8
10
Dimensions (mm)
D max.
H
1.85
28
2.5
28
3.5
28
d
0.45
0.54
0.54
Standard Quantities Available
Bulk
Tape and Reel Ammo Pack
1,000
5,000
2,000
1,000
5,000
1,000
1,000
3,000
1,000
XICON PASSIVE COMPONENTS • (800) 628-0544
XC-600045
Specifications are subject to change without notice. No liability or warranty implied by this information. Environmental compliance based on producer documentation.
Specifications are subject to change without notice. No liability or warranty implied by this information. Environmental compliance based on producer documentation.
Date Revised: 9/28/05
Metal Film Fixed Resistors
CHARACTERISTICS
(Cont.)
Characteristics
Limits
Test Methods
( JIS C 5201-1 )
MF Series
6.1
Direct load
Resistance to a 2.5 kgs direct load for 10 secs.
in the direction of the longitudinal axis of the terminal leads.
Twist test :
Terminal leads shall be bent through 90° at a point of about
6mm from the body of the resistor and shall be rotated through 360°
about the original axis of the bent terminal in alternating direction
for a total of 3 rotations.
6.4 Permanent resistance change when leads
immersed to 3.2 to 4.8 mm from the body in
350 °C ± 10°C solder for 3 ± 0.5 seconds
6.5 The area covered with a new , smooth
clean , shiny and continuous surface free
from concentrated pinholes.
Test temp. of solder : 245°C ± 3°C
Dwell time in solder : 2 ~ 3 seconds
6.9 Specimens shall be immersed in a bath of
trichroethane completely for 3 minutes with
ultrasonic.
7.4 Resistance change after continuous
5 cycles for duty shown below:
StepTemperature
Time
1
-55°C ±3°C
2
Room temp.
3
+155°C ±2°C
4
Room temp.
7.9 Resistance change after 1,000 hours
operating at RCWV with duty cycle of
(1.5 hours "on", 0.5 hour "off") in a humidity
test chamber controlled at 40°C ± 2°C
and 90 to 95 % relative humidity
7.10 Permanent resistance change after
1,000 hours operating at RCWV with duty
cycle of ( 1.5 hours "on", 0.5 hour "off" ) at
70°C ± 2°C ambient
Terminal
strength
With no evidence of mechanical
damage.
Resistance to
soldering heat
Resistance change rate is
± (1% + 0.05Ω) Max. with no
evidence of mechanical damage.
Solderability
95 % coverage Min.
Resistance to
solvent
No deterioration of protective
coatings and markings.
Temperature
cycling
Resistance change rate is
± (1% + 0.05Ω) Max. with no
evidence of mechanical damage.
30 mins
10~15 mins
30 mins
10~15 mins
Resistance value
Load life in
humidity
Normal type
∆R/R
± 1.5 %
Resistance value
Load life
Normal type
∆R/R
± 1.5 %
XICON PASSIVE COMPONENTS • (800) 628-0544
XC-600045
Specifications are subject to change without notice. No liability or warranty implied by this information. Environmental compliance based on producer documentation.
Date Revised: 9/28/05
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
I transplanted boa to the development board and it ran successfully. In the error_log, it was successfully started. The directory I transplanted is: boa in /mnt/yaffs/ mime.types in: /mnt/yaffs/etc bo...
I have been browsing the forum very frequently recently because the administrator organized an activity where a flashlight would be given away for successful transactions. Then, I wanted to come here ...
[color=#3e3e3e][backcolor=rgb(255, 255, 255)][size=16px] A junior engineer who has just entered the society asked me: "Teacher, my PCB design is completed. Can I take it to the PCB processing factory ...
[size=16px] [/size] [size=16px][font=宋体][color=#002060]Yesterday's experiment found that [/color][/font][font=Nokia Pure Headline][color=#002060]2[/color][/font][font=宋体][color=#002060]DVGA[/color][/f...
[i=s]This post was last edited by IC Crawler on 2022-9-25 18:46[/i]According to the Allwinner V853 SDK download environment, the following error occurs when installing the repo:repo help
/usr/bin/env:...
[color=#333333][font=tahoma, arial, simsun]This board is a simplified version of BBB. Compared with the full version, it lacks eMMC, HDMI, USB and other components! The schematic diagram is the same a...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
Embedded System
京公网安备 11010802033920号
EEWORLD
