PCF
ceramic resistors for anti pulse surge
EU
leaded
resistors
features
• KOA original bulk ceramic resistors
• Flame retardant coating (Equivalent of UL94V0)
• Excellent in in-pulse and inrush current characteristics
• Non-inductive resistors
• Products meet EU RoHS requirements
• Higher reliability against disconnection compared
to wirewound resistors and film resistors
• AEC-Q200 Tested
dimensions and construction
C
d
Inner
Electrode
Resistive Body
Coating Marking
ℓ
L
Lead
Electrode Wire
Cap
Dimensions inches (mm)
C (max.)
D
d (nom.)
Type
L
PCF1/2
.354±.039
(9.0±1.0)
.437
(11.1)
.138±.02
(3.5±0.5)
PCF1
0.65±.039
(16.5±1.0)
.748
(19.0)
.217±.039
(5.5±1.0)
PCF2
.748±.039
(19.0±1.0)
.886
(22.5)
.276±.039
(7.0±1.0)
l*
.028
(0.7)
1.18±.118
(30.0±3.0)
.031
(0.8)
1.50±.118
(38.0±3.0)
* Lead length changes depending on taping type
ℓ
D
ordering information
PCF
Type
PCF
1
C
Power
Rating
1/2: 0.5W
1: 1W
2: 2W
Termination
Material
C: SnCu
T631
R
Taping
Packaging
1/2: T52
1: T631
2: T631
R: Reel
103
Nominal
Resistance
2 significant
figures + 1
multiplier
K
Tolerance
K: ±10%
M: ±20%
taping
Type
Axial Taping
T52
T631
—
PCF1/2
PCF1
—
PCF2
—
Contact us for lead forming details.
For further information on packaging,
please refer to Appendix C.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
11/01/23
KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
163
PCF
ceramic resistors for anti pulse surge
applications and ratings
Part
Designation
Power
Rating
@ 70°C
PCF1/2
0.5W
PCF1
1.0W
PCF2
2.0W
Resistance Range (Ω)
K: ±10%
E-12
M: ±20%
E-6
4.7 - 100K
4.7 - 100K
3.3 - 390K
Maximum Maximum Dielectric
Rated Operating
Working Overload Withstanding Ambient
Temp.
Voltage
Voltage
Voltage
Temp.
Range
T.C.R.
(x10-6/K)
-500 ~ -1300: 3.3Ω≤R
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