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D251206B4991FP0

Description
Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP, ROHS COMPLIANT
CategoryPassive components    The resistor   
File Size124KB,7 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Environmental Compliance  
Download Datasheet Parametric View All

D251206B4991FP0 Overview

Fixed Resistor, Metal Glaze/thick Film, 0.25W, 4990ohm, 200V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 1206, CHIP, ROHS COMPLIANT

D251206B4991FP0 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerVishay
package instructionCHIP, ROHS COMPLIANT
Reach Compliance Codeunknown
ECCN codeEAR99
JESD-609 codee4
Manufacturer's serial numberD25AP
Installation featuresSURFACE MOUNT
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-55 °C
Package shapeRECTANGULAR PACKAGE
method of packingTR, PAPER, 10 INCH
Rated power dissipation(P)0.25 W
Rated temperature70 °C
resistance4990 Ω
Resistor typeFIXED RESISTOR
size code1206
surface mountYES
technologyMETAL GLAZE/THICK FILM
Temperature Coefficient100 ppm/°C
Terminal surfaceSilver/Palladium (Ag/Pd)
Terminal shapeWRAPAROUND
Tolerance1%
Operating Voltage200 V
D.. AP
Vishay
Thick Film, Rectangular Chip Resistors
for Conductive Gluing
FEATURES
AgPd-Terminations for conductive gluing
Protective overglaze
Metal glaze on high quality ceramic
Compliant with “Restriction of the use of Hazardous
Substances” (RoHS) directive 2002/95/EC (issue 2004)
Excellent stability (ΔR/R
1 % for 1000 h at 70 °C)
STANDARD ELECTRICAL SPECIFICATIONS
SIZE
MODEL
INCH METRIC
POWER RATING
P
70 °C
W
0.063
D10 AP
0402
1005
LIMITING
ELEMENT
VOLTAGE
MAX.
V≅
50
RESISTANCE
TEMPERATURE
RANGE
COEFFICIENT TOLERANCE
%
Ω
ppm/K
± 100
± 200
±1
±5
100R - 10M
10R - 10M
E-SERIES
24 + 96
24
Zero-Ohm-Resistor:
R
max.
< 200 mΩ,
I
max.
= 0.5 A
0.1
D11 AP
0603
1608
75
± 100
± 200
±1
±5
18R - 10M
3R6 - 10M
24 + 96
24
Zero-Ohm-Resistor:
R
max.
< 200 mΩ,
I
max.
= 0.7 A
0.125
D12 AP
0805
2012
150
± 100
± 200
±1
±5
18R - 10M
3R6 - 10M
24 + 96
24
Zero-Ohm-Resistor:
R
max.
< 200 mΩ,
I
max.
= 0.8 A
0.25
D25 AP
1206
3216
200
± 100
± 200
±1
±5
18R - 10M
3R6 - 10M
24 + 96
24
Zero-Ohm-Resistor:
R
max.
< 200 mΩ,
I
max.
= 1 A
Notes
These resistors do not feature a limited lifetime when operated within the permissible limits. However, resistance value drift increasing over
operating time may result in exceeding a limit acceptable to the specific application, thereby establishing a functional time.
Marking and packaging: See appropriate catalog or web pages
Power rating depends on the max. temperature at the solder point, the component placement density and the substrate material
TECHNICAL SPECIFICATIONS
PARAMETER
Rated Dissipation at 70 °C
(3)
Limiting Element Voltage
(2)
Insulation Voltage (1 min)
Thermal Resistance
(1)
Insulation Resistance
Category Temperature Range
Failure Rate
Weight/1000 pieces
(1)
(2)
(3)
UNIT
W
V≅
V
peak
K/W
Ω
°C
h-1
g
D10 AP
0.063
50
> 75
870
D11 AP
0.10
75
> 100
550
> 10
9
- 55 to + 155
0.3 x 10
- 9
D12 AP
0.125
150
> 200
440
D25 AP
0.25
200
> 300
220
0.65
2
5.5
10
Notes
Measuring conditions in acc. to EN 140401-802
Rated voltage:
PxR
The power dissipation on the resistors generates a temperature rise against the local ambient, depending on the heat flow support of the
printed-circuit board (thermal resistance). The rated dissipation applies only if the permitted film temperature of 155 °C is not exceed.
For technical questions, contact: filmresistors.thickfilmchip@vishay.com
Document Number: 20038
Revision: 02-Sep-08
www.vishay.com
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