EEWORLDEEWORLDEEWORLD

Part Number

Search

B12J40KE

Description
Wirewound Resistors - Through Hole 12watt 40K 5% Axial
CategoryPassive components    The resistor   
File Size249KB,2 Pages
ManufacturerOhmite
Websitehttps://www.ohmite.com
Environmental Compliance
Download Datasheet Parametric View All

B12J40KE Online Shopping

Suppliers Part Number Price MOQ In stock  
B12J40KE - - View Buy Now

B12J40KE Overview

Wirewound Resistors - Through Hole 12watt 40K 5% Axial

B12J40KE Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
package instructionAXIAL LEADED, ROHS COMPLIANT
Reach Compliance Codecompliant
ECCN codeEAR99
structureAll-Welded
JESD-609 codee1
Lead diameter1.02 mm
Lead length38.1 mm
Installation featuresTHROUGH HOLE MOUNT
Number of terminals2
Maximum operating temperature350 °C
Package diameter7.94 mm
Package length44.45 mm
Package shapeTUBULAR PACKAGE
Package formAxial
Rated power dissipation(P)12 W
Rated temperature25 °C
resistance40000 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyWIRE WOUND
Temperature Coefficient260 ppm/°C
Terminal surfaceTin/Silver/Copper (Sn/Ag/Cu)
Terminal shapeWIRE
Tolerance5%
Operating Voltage625 V
Base Number Matches1
200 Series
Brown Devil® Vitreous Enamel Power
Ohmite’s Brown Devil® is a small, exceptionally
durable power resistor. It features all-welded con-
struction and rugged, flame resistant conformal lead
free vitreous enamel coating to ensure successful
performance under high temperatures.
The wirewound 200 Series has a hollow-core con-
struction, which accommodates rigid mounting with
brackets or thru bolts.
Mounting brackets not included with resistors.
F e at u r e S
• Rugged lead free vitreous enamel coating
• All-welded construction.
• Self supporting terminal mounting option.
• Higher power ratings.
• Flame-resistant lead free vitreous enamel coating.
• RoHS compliant product available. Add “E” suffix to
part number to specify.
S e r i e S S P e c i F i c at i O N S
Series
B5
B8
B12
B20
Non-Inductive versions available. Insert “N” before tolerance code.
Example:
B5NJ10RE
Also available in low cost Centohm or Silicone coating. Consult Ohmite.
* Maximum Voltage is based on Ohm’s Law [V=√P*R] as limited by the resis-
tance value of specified product
Wattage
Ohms
Lead Gauge Max. Voltage*
5.25
0.1-20K
20
187
8.0
0.03-25K
18
250
12.0
0.08-51K
18
625
20.0
0.1-100K
18
750
characteriSticS
Coating
lead-free vitreous enamel
Core
Ceramic
Terminals
Tinned axial; RoHS solder composition is 96% Sn, 3.5%
Ag, 0.5% Cu
Derating
Linearly from 100% @ +25°C to 0% @ +350°C
Tolerance
1Ω+: ±5%
under 1Ω: ±10%
Temperature coefficient
5Ω and under: ±400 ppm/°C
Above 5Ω: ±260 ppm/°C
Max. amps
To calculate, use the formula √P/R
Power rating
Based on 25°C free air rating
Overload
10 times rated wattage for 5 seconds
(continued)
82
1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
Design of small signal precision rectifier circuit
[size=4]Circuit Principle[/size] [size=4] The small AC signal first passes through the half-wave rectifier to generate a half-wave signal, which is then sent to the next stage to be superimposed and r...
灞波儿奔 Analogue and Mixed Signal
Learn machine language and you will make a lot of money
I had nothing to do today, so I went to the talent market and got some advice from an expert. If I learned machine language, I would have a foothold in this society! The talent market on weekends is a...
eleclike Analog electronics
Multisim related issues
How to simulate the detection of bridge resistance change using AD620?...
zmsxhy Test/Measurement
【SHOW】Complete four QS18-12 glow clock character switching effects
Originally, I only made two special effects and a standard switching effect. Later, gdy66 came up with an idea, so I finally made 4 effects: 1. Crossfade2. Fadein and fadeout3. Flipover4. StandardThe ...
yanzeyuan DIY/Open Source Hardware
How to choose DB Server/Web Server/Storage/Tape Library
A web application system has about 300 users (1/20 are online at the same time). The average daily increase in DB data volume is 4K, the DB size is 30G-50G, RTO (Recovery Time Objective) < 5 seconds, ...
shawkle2000 Embedded System
It is recommended to open a separate section for all reward questions and summarize the questions.
It is recommended to open a separate section for all the bounty questions, so that experts and friends who are willing to solve the problems can find them easily. It is also convenient for everyone to...
liu5013 Suggestions & Announcements

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 251  2494  833  2300  255  6  51  17  47  26 
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