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RM04D2490CT50

Description
Fixed Resistor, Metal Glaze/thick Film, 0.0625W, 249ohm, 50V, 0.5% +/-Tol, -50,50ppm/Cel, 0402,
CategoryPassive components    The resistor   
File Size561KB,8 Pages
ManufacturerCal-Chip Electronics
Environmental Compliance
Download Datasheet Parametric View All

RM04D2490CT50 Overview

Fixed Resistor, Metal Glaze/thick Film, 0.0625W, 249ohm, 50V, 0.5% +/-Tol, -50,50ppm/Cel, 0402,

RM04D2490CT50 Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Objectid278182854
package instructionSMT, 0402
Reach Compliance Codecompliant
Country Of OriginTaiwan
ECCN codeEAR99
YTEOL8.2
structureRectangular
JESD-609 codee3
Installation featuresSURFACE MOUNT
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-55 °C
Package height0.35 mm
Package length1 mm
Package formSMT
Package width0.5 mm
method of packingTR, Paper, 7 Inch
Rated power dissipation(P)0.0625 W
Rated temperature70 °C
resistance249 Ω
Resistor typeFIXED RESISTOR
size code0402
surface mountYES
technologyMETAL GLAZE/THICK FILM
Temperature Coefficient50 ppm/°C
Terminal surfaceMATTE TIN OVER NICKEL
Terminal shapeWRAPAROUND
Tolerance0.5%
Operating Voltage50 V
THICK FILM CHIP RESISTOR
-
RM SERIES
-
APPLICATIONS
-
Telecommunication Equipments
-
Radio and Tape Recorders, TV Tuners
-
Digital Cameras, Watches, Pocket Calculators
-
Computers, Instruments
-
Medical and Military Equipment
FEATURES
-
Small size and light weight
-
Highly reliable multilayer electrode construction
-
Compatible with all soldering process
DERATIVE CURVE
100
RM04
RM06
RM10
RM12
RM14
RM20
RM25
RM28
RM43
RM45
SCOPE
Applies to all sizes of rectangular-type fixed chip resistors
with Ruthenium base as material.
80
60
CONSTRUCTION
40
RM01
RM02
20
0
0
20
40
60
80
100
120
140
160
AMBIENT TEMPERATURE (C°)
3
4
DIMENSIONS
(INCH)
5
6
SIZE
(MM)
L
(MM)
W
(MM)
T
(MM)
D1
(MM)
D2
(G) (1000PCS)
WEIGHT
0.037
9
8
7
1
2
RM01
01005
0.40±0.02
0.20±0.02
0.13±0.02
0.10±0.03
0.10±0.03
RM02
1
0201
0402
0603
0805
1206
1210
1812
2010
2010
2512
2512
2817
4320
4527
0.60±0.03
1.00±0.05
1.60±0.10
2.00±0.10
3.10±0.10
3.10±0.10
4.50±0.20
5.00±0.10
5.00±0.10
6.34±0.10
6.35±0.10
7.10±0.20
0.30±0.03
0.50±0.05
0.80±0.10
1.25±0.10
1.55±0.10
2.60±0.15
3.20±0.20
2.50±0.15
2.50±0.15
3.10±0.15
3.20±0.15
4.20±0.20
0.23±0.03
0.35±0.05
0.45±0.10
0.50±0.10
0.55±0.10
0.55±0.10
0.55±0.20
0.55±0.10
1.10±0.10
0.55±0.10
1.10±0.10
1.10±0.10
1.10±0.10
1.10±0.10
0.15±0.05
0.20±0.10
0.30±0.20
0.35±0.20
0.50±0.25
0.50±0.25
0.55±0.20
0.60±0.25
0.60±0.25
0.60±0.25
0.60±0.25
0.60±0.20
0.80±0.20
1.10±0.20
0.15±0.05
0.20±0.10
0.30±0.20
0.40±0.20
0.50±0.20
0.50±0.20
0.50±0.20
0.50±0.20
0.50±0.20
0.50±0.20
1.80±0.20
1.80±0.20
2.40±0.20
2.50±0.20
0.150
0.620
2.042
4.368
8.947
15.959
18.126
24.241
35.325
39.448
45.328
43.258
48.698
53.987
Alumina Substrate
4
5
Edge Electrode (NiCr)
Barrier Layer (Ni)
7
Resistor Layer
8
Primary Overcoat (glass)
9
Secondary Overcoat (Epoxy)
RM04
RM06
RM10
RM12
RM14
RM18
RM20
ULTRA HIGH POWER
2
Bottom Electrode (Ag)
3
Top Elctrode (Ag-pd)
6
External Electrode (Sn)
RM20
RM25
ULTRA HIGH POWER
ULTRA HIGH POWER
ULTRA HIGH POWER
ULTRA HIGH POWER
RM25
RM28
RM-43
RM45
11.00±0.30 5.00±0.25
11.60±0.30 6.85±0.25
PART NUMBERING GUIDE
RM
TYPE
RM SERIES
06
DIMENSIONS
01: 01005
02: 0201
04: 0402
06: 0603
10: 0805
12: 1206
14: 1210
18: 1812
20: 2010
25: 2512
28: 2817
43: 4320
45: 4527
J
RESISTANCE
TOLERANCE
B: ±0.1%
C: ±0.25%
D: ±0.5%
F: ±1%
J: ±5%
100
NOMINAL
RESISTANCE
5% - 3 Digit: 1st 2 are
significant, 3rd is
multiplier (10x), “R”
indicates decimal on
value <10ohm,
000 jumper “0”ohm"
.1%, .25%, .5%,
1% - 4 digit: 1st 3 are
significant, 4th is
multiplier (10x), “R”
indicates decimal on
value <100 ohm
CT
PACKAGING
CT: Taping Reel
CTD: Package
Designator page 8.
CTG: Package
Designator page 8.
CTQ: Package
Designator page 8.
-H
FUNCTION CODE
__: Standard
-H: High Power
-U: Ultra High Power
-X: High Precision
___: Standard TCR
50: TCR50 (Optional)
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