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Datasheet> All Categories > Passive components> The resistor> CR1/4W221JTB
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CR1/4W221JTB

Description
Fixed Resistor, Carbon Film, 0.25W, 220ohm, 250V, 5% +/-Tol
CategoryPassive components    The resistor   
File Size222KB，1 Pages
ManufacturerABCO
Websitehttp://www.abco.co.kr/eg_htm/index.htm
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CR1/4W221JTB Overview

Fixed Resistor, Carbon Film, 0.25W, 220ohm, 250V, 5% +/-Tol

CR1/4W221JTB Parametric

Parameter NameAttribute value
Objectid1224763219
Reach Compliance Codeunknown
ECCN codeEAR99
Lead diameter0.58 mm
Lead length23 mm
Manufacturer's serial numberCR1/4
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-55 °C
Package diameter2.4 mm
Package length6.4 mm
Package formAxial
method of packingAmmo Pack; Tape
Rated power dissipation(P)0.25 W
resistance220 Ω
Resistor typeFIXED RESISTOR
seriesCR1/4
technologyCARBON FILM
Tolerance5%
Operating Voltage250 V

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CR
SERIES FIXED CARBON FILM RESISTORS
FEATURES
L2
0.5Max
ISO-9002 Registered
100 PPM Registered
•
Industry’s lowest cost and widest selection
•
Excellent long-time stability
•
Miniature size(CRS 1/2W, CRS 1/4W)result in 50% space saving
•
Coating Color : Brown (CR 1/8W~CR1/2W),
Pink : (CRS 1/4W, CRS1/2W)
•
Marking : Color Cade
TAPING DIMENSIONS
P
Unit : mm
L1
d
1.0
1.0
1.0
1.0
1.0
1.0
0.45
0.45
0.45
0.58
0.58
0.70
0.02
0.02
0.02
0.02
0.02
0.02
L2
3.2
3.2
3.2
6.4
6.4
9.0
0.2
0.2
0.2
0.2
0.2
0.4
5.0
5.0
5.0
5.0
5.0
5.0
P
1.0
1.0
1.0
1.0
1.0
1.0
1.8
1.8
1.8
2.4
2.4
3.3
D
0.2
0.2
0.2
0.2
0.2
0.2
ø
d
ø
D
Type
CR 1/8W
CR 1/6W
CRS 1/4W
W
52
52
52
52
52
52
1.0
1.0
1.0
1.0
1.0
1.0
24.5
24.5
24.5
23.0
23.0
21.5
3.2Max
L1
W
0.08Max
6
1
L1
CR 1/4W
CRS 1/2W
CR 1/2W
SPECIFICATIONS
Type
CR 1/8
CR 1/6
CRS 1/4
CR 1/4
CRS 1/2
CR 1/2
Power Rating
(W)
0.125
0.167
0.25
0.25
0.5
0.5
Max. Working
Voltage(V)
150
150
250
250
300
300
0.08Max
Max. Overload
Voltage(V)
ø
d
300
300
500
500
600
L1
600
L2
0.5Max
Rating
Ambient Temp.
ø
D
P
Operating
Temp. Range
Resistance Range
E-24-G(
10-1M
10-1M
2%)
E-24-J(
5%)
4.7-1M
4.7-1M
4.7-1M
4.7-1M
4.7-1M
4.7-1M
+70˚C
3.2Max
L1
W
6 1
-55˚C~
+155˚C
10-1M
10-1M
10-1M
10-1M
*Consult factory for resistance values outside of above standard range.
**Voltage rating is determined by E= P
•
R, E should not exceed Max. Working Voltage.
CHARACTERISTICS
Characteristics
Short Time Over Load
Dielectric Withstanding Voltage
Resistance To Soldering Heat
Terminal Strength
Moisture Resistance
Load Life
Performance
(1.0%+0.05Ω)
(1.0%+0.05Ω)
(1.0%+0.05Ω)
(1.0%+0.05Ω)
(5.0%+0.05Ω)
(2.0%+0.05Ω)
HOW TO ORDER
CR
1
1/8W
2
100
Ω
3
J
4
TB
5
1. ABCO Code
2. Power Rating
3. Resistance
4. Tolerance( 2%, 5%), 5% is standard
5. Packing : “TB” is Tape & Ammo Box
“TR” is Tape & Reel
DERATING CURVE
100
Rated Load(%)
80
60
40
20
-55
40
70 80
120
155
160
Load Stability 1000 Hrs.at 70˚C
6
Percent Resistance
Change(%)
T.C.R.(ppm/˚C)
4
2
0
-2
-4
10
100
1K
10K
100K
1M
0
200
400
600
800
1000
10
Temperature Coefficient
100
1K
10K
100K
1M
Norminal Resistance(
Ω
)
Norminal Resistance(
Ω
)
Ambient Temperature(˚C)
©Copyright
1973~2000 ABCO Co., Ltd. All right reserved.
Contact webmaster@abco.co.kr for more information

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