MCF25SJR-1K Yageo, MCF25SJR-1K Datasheet - Page 2

RES MELF CARB 1K OHM 1/4WS 5%

MCF25SJR-1K

Manufacturer Part Number
MCF25SJR-1K
Description
RES MELF CARB 1K OHM 1/4WS 5%
Manufacturer
Yageo
Series
MCFr
Datasheet

Specifications of MCF25SJR-1K

Resistance (ohms)
1K
Power (watts)
0.25W, 1/4W
Composition
Carbon Film
Temperature Coefficient
0/ -350ppm/°C
Tolerance
±5%
Size / Dimension
0.055" Dia x 0.138" L (1.40mm x 3.50mm)
Lead Style
Surface Mount (SMD - SMT)
Package / Case
MELF, 0204
Resistance In Ohms
1.00K
Case
MELF
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Height
-
eLeCtRiCaL CHaRaCteRistiCs
stYLe
Power Rating at 70°C
Maximum Working Voltage
Maximum Overload Voltage
Voltage Proof
Resistance Range
Operating Temp. Range
Temperature Coefficient
Note: Special value is available on request
eNViRoNMeNtaL CHaRaCteRistiCs
PeRFoRMaNCe test
Short Time Overload
Voltage Proof
Temperature Coefficient
Insulation Resistance
Solderability
Solvent Resistance of Marking
Periodic-pulse Overload
Damp Heat Steady State
Endurance at 70°C
Temperature Cycling
Resistance to Soldering Heat
Note: Rated Continuous Working Voltage (RCWV) =
Note:
MCF-12
1/6W
200V
400V
200V
10 Ω - 1M Ω & 0 Ω for E24 series value
-55°C to +155°C
see Table 1
test MetHod
IEC 60115-1 4.13
IEC 60115-1 4.7
IEC 60115-1 4.8
IEC 60115-1 4.6
IEC 60115-1 4.17
IEC 60115-1 4.30
IEC 60115-1 4.39
IEC 60115-1 4.24
IEC 60115-1 4.25
IEC 60115-1 4.19
IEC 60115-1 4.18
Power Rating x Resistance Value
MCF25s
1/4W
250V
500V
2.5 times RCWV for 5 Sec.
in V-block for 60 Sec., test voltage by type
-55°C to +155°C
in V-block for 60 Sec.
235±5°C for 3±0.5 Sec.
IPA for 5±0.5 Min. with ultrasonic
4 times RCWV 10,000 cycles (1 Sec. on, 25 Sec. off)
40±2°C, 90-95% RH for 56 days, loaded with 0.1 times RCWV
70±2°C at RCWV for 1,000 Hr. (1.5 Hr. on, 0.5 Hr. off)
-55°C  Room Temp.  +155°C  Room Temp. (5 cycles)
260±3°C for 10±1 Sec., immersed to a point 3±0.5mm from the body
MCF204
0.4W
MCF-25
1/4W
300V
600V
500V
MCF50s
1/2W
MCF207
0.6W
MCF-50
1/2W
350V
700V
700V
aPPRaise
±1.0%+0.05 Ω
By type
By type
>10,000M Ω
95% Min. coverage
No deterioration of
coatings and markings
±1.0%+0.05 Ω
±5.0%+0.1 Ω
±3.0%+0.1 Ω
±0.75%+0.05 Ω
±1.0%+0.05 Ω
MCF1Ws
1W
43

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