EEWORLDEEWORLDEEWORLD

Part Number

Search

UP1/4T26420.05%A

Description
Fixed Resistor, Metal Film, 0.25W, 642ohm, 350V, 0.05% +/-Tol, 50ppm/Cel, Through Hole Mount, AXIAL LEADED
CategoryPassive components    The resistor   
File Size188KB,2 Pages
ManufacturerSEI(Stackpole Electronics Inc.)
Websitehttps://www.seielect.com/
Download Datasheet Parametric View All

UP1/4T26420.05%A Overview

Fixed Resistor, Metal Film, 0.25W, 642ohm, 350V, 0.05% +/-Tol, 50ppm/Cel, Through Hole Mount, AXIAL LEADED

UP1/4T26420.05%A Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
MakerSEI(Stackpole Electronics Inc.)
package instructionAXIAL LEADED
Reach Compliance Codecompli
ECCN codeEAR99
Manufacturer's serial numberUP
Installation featuresTHROUGH HOLE MOUNT
Number of terminals2
Maximum operating temperature85 °C
Minimum operating temperature-20 °C
Package shapeTUBULAR PACKAGE
method of packingBULK
Rated power dissipation(P)0.25 W
Rated temperature70 °C
resistance642 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyMETAL FILM
Temperature Coefficient50 ppm/°C
Terminal shapeWIRE
Tolerance0.05%
Operating Voltage350 V
UP Series — Ultra Precision Metal Film Resistors
Features
• Highest stability metal film available
• Higher power options available
• Tolerances to ±0.01% available
• 1W available, contact factory
• Cut and formed product is available on
select sizes; contact factory for details
• TCRs as low as 5 ppm
• Matched sets available
• Low noise
• Non-standard resistance values available
Electrical Specifications
Type / Code
UP 1/4
UP 1/2
Power Rating
(Watts) @ 70°C
0.25W
0.5W
Maximum Working Voltage*
350
350
Maximum Pulse Voltage
500
500
* Lesser of
√PR
or maximum working voltage.
Tolerance / TCR Combinations
Electrical (Operating Temperature Range -20°C to +85°C)
TCR
Code
TA
TB
TD
T9
T2
TCR
0.01–0.02%
5
10
15
25
50
51.1Ω – 500K
51.1Ω – 500K
51.1Ω – 500K
51.1Ω – 294K
51.1Ω – 294K
0.05%
10Ω – 1M
10Ω – 1M
10Ω – 1M
10Ω – 1M
10Ω – 1M
UP 1/4
0.1–0.25%
10Ω – 499K
10Ω – 4M
10Ω – 4M
5.11Ω – 2M
5.11Ω – 2M
0.5–1%
1Ω – 4M
1Ω – 4M
1Ω – 4M
1Ω – 2M
1Ω – 3.92M
0.01–0.02%
51.1Ω – 499K
51.1Ω – 499K
51.1Ω – 499K
51.1Ω – 499K
51.1Ω – 499K
UP 1/2
0.05%
10Ω – 499K
10Ω – 499K
10Ω – 499K
10Ω – 499K
10Ω – 499K
0.1–0.25%
10Ω – 499K
10Ω – 1M
5.11Ω – 1M
5.11Ω – 2M
5.11Ω – 2M
0.5–1%
10Ω – 499K
1Ω – 1M
1Ω – 1M
1Ω – 2M
1Ω – 3.92M
How to Order
UP
SEI Type
1/4
Code
T1
TCR Code
4.75K
Nominal Resistance
1%
Tolerance
R
Packaging
Code
1/4
1/2
Code
T2 = 50ppm
T9 = 25ppm
TD = 15ppm
TB = 10ppm
TA = 5ppm
Tolerance
0.01%
0.02%
0.05%
0.1%
0.25%
0.5%
1%
Values
E192
E192
E192
E192
E192
E192
E192
Code
R
A
Description
Paper
Bulk
Pkg Qty
5,000
1,000
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
37
email: marketing@seielect.com
Can someone please upload the LM3S graphics driver library?
Can someone please upload the LM3S graphics driver library? Can someone please upload the LM3S graphics driver library? Can someone please upload the LM3S graphics driver library? It’s not easy to dow...
youyi_xie Microcontroller MCU
Ask a small question, wince kernel startup process OEMInit and driver loading???
When is the OEMInit function called? If I have a KEY driver that is loaded at startup, which function is executed first during the startup process?...
ye12 Embedded System
What is the overall architecture of the virtual network card MSVAD Sample? What should be the calling relationship between it and other classes?
What is the overall architecture of the virtual network card MSVAD Sample? What should be the calling relationship between it and other classes? Thanks....
520yjkally Embedded System
Problems with PC connecting to Windows Mobile serial port communication
I use a data cable to connect the USB port of a mobile phone to the USB port of a computer. I want to use the serial communication method to write a program to let the two devices communicate. Is this...
比尔盖茨 Embedded System
2007 Global 430DAY Seminar and MSP430 Technical Training 14-City Tour is now open for registration
2007 Global 430DAY Seminar and MSP430 Technical Training 14-City Tour is now open for registration  Since the MSP430 series of microcontrollers entered the Chinese market in 1999, they have been favor...
pengting Microcontroller MCU
2125 and IRF530N
Hello everyone, I made a board, which uses IR2125 for current detection . The schematic diagram of this part is as follows.The D of the power tube is connected to 20V, about 0.6A, the S pin is connect...
xfgood3872 Power technology

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1100  1000  2012  50  1941  23  21  41  1  40 
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