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KOA Speer Electronics, Inc.

KOA Speer Electronics, Inc.- Chip Resistors

KOA Speer Electronics, Inc. is a premier manufacturer of passive electronic components, primarily resistors and inductors. Headquartered in Bradford, Pennsylvania, USA, it is the North American subsidiary of Japan's KOA Corporation, founded in 1940. The company specializes in thick film, thin film, and current sense resistors, serving automotive, industrial, medical, and aerospace markets. Its flagship product series include the RK73 thick film chip resistors, SR73 current sensing resistors, and TF series thin film precision resistors. KOA Speer also offers a range of inductors and thermistors. Known for high reliability and precision, the company is a key supplier to demanding applications like engine control units and safety systems. With a strong R&D focus, it continuously advances thin film technologies and miniaturization. Globally, KOA Speer holds a significant market share in chip resistors, competing among the top passive component manufacturers. Their components are integral to power management, signal integrity, and circuit protection in electronics worldwide.

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Chip Resistors - 型号列表

157,609 parts in total

Resistance

Tolerance

Package / Case

Size / Dimension

Width

Mounting Hole Diameter

Power - Rated

Series

Temperature Coefficient

Voltage Rating

Product

Product Category

Factory Pack Quantity

RoHS

Type

Depth

Height

Length - Overall

Packaging

Operating Temperature

Mfr Part #Quantity AvailablePriceProductWidthPackagingPackage / CaseMounting Hole DiameterSeriesToleranceResistancePower - RatedVoltage RatingOperating TemperatureTemperature CoefficientRoHSSize / DimensionTermination StyleTypeProduct CategoryFactory Pack QuantityMechanical LifeFail ShortCurrent - SensingDepthHeightMounting TypeLength - OverallTechnologySurge Rating (Watts)EU RoHSWeightDiameter
RK73H2ATTD2433F
RK73H2ATTD2433F

Thick Film Resistors - SMD 1/8watts 243Kohms 1% Res Thick Film 0805 243K Ohm 1% 0.125W(1/8W) ±100ppm/°C Molded SMD Punched Paper T/R Thick Film Resistors 1/8watts 243Kohms 1%

KOA Speer

49004900: ¥0.032Thick Film Resistors SMD1.25 mmReel0805 (2012 metric)0805RK73H1 %243 kOhms125 mW (1/8 W)150 V- 55 C to + 155 C100 PPM / CRoHS Compliant By Exemption1.25 mm W x 2 mm L x 0.5 mm HSMD/SMT-Thick Film Resistors - SMD5000-NoNo1.250.5Surface Mount2Thick FilmNoCompliant--
RK73H2HLTE1501F
RK73H2HLTE1501F

Thick Film Resistors - SMD 1.5Kohms 1% Thick Film Resistors 1.5Kohms 1%

KOA Speer

4211: ¥5.644Thick Film Resistors SMD2.5 mmReel2010 (5025 metric)2010RK73H1 %1.5 kOhms750 mW (3/4 W)200 V- 55 C to + 155 C100 PPM / CNo2.5 mm W x 5 mm L x 0.6 mm HSMD/SMT-Thick Film Resistors - SMD4000------------
SG73P2ATTD56R0D
SG73P2ATTD56R0D

Thick Film Resistors - SMD 0.25W 56ohm 0.5% 200ppm Thick Film Resistors 0.25W 56ohm 0.5% 200ppm

KOA Speer

102200: ¥2.244Thick Film Resistors SMD1.25 mmReel0805 (2012 metric)0805SG730.5 %56 Ohms250 mW (1/4 W)150 V- 55 C to + 155 C200 PPM / CRoHS Compliant By Exemption1.25 mm W x 2 mm L x 0.5 mm HSMD/SMTSurge Current Thick Film Chip Resistor--New Product: New from this manufacturer.-----------
RN732ATTE1652B25
RN732ATTE1652B25

Thin Film Resistors - SMD 1/10W 16.5Kohm 0.1% 25ppm Thin Film Resistors 1/10W 16.5Kohm 0.1% 25ppm

KOA Speer

101: ¥3.40Precision Resistors Thin Film SMD1.2 mmReel0805 (2012 metric)2012RN730.1 %16.5 kOhms100 mW100 V- 55 C to + 125 C25 PPM / CRoHS Compliant1.2 mm W x 2 mm L x 0.5 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD4000------------
RK73B1JLTD102J
RK73B1JLTD102J

Thick Film Resistors - SMD 1/10watts 1.0Kohms Res Thick Film 0603 1K Ohm 5% 0.1W(1/10W) ±200ppm/°C Molded SMD Punched Paper T/R Thick Film Resistors 1/10watts 1.0Kohms

KOA Speer

105000: ¥0.0544Thick Film Resistors General Purpose0.8 mmPunched Paper Tape and ReelMolded1608RK73B5%1 kOhms100 mW50 V- 55 C to + 155 C200 PPM / CNo RoHS Version Available--General Purpose Thick Film Chip ResistorThick Film Resistors5000-NoNo0.80.45Surface Mount1.6Thick FilmNo---
RK73B2ALTD515J
RK73B2ALTD515J

Thick Film Resistors - SMD 1/8watts 5.1Mohms 5% Thick Film Resistors 1/8watts 5.1Mohms 5%

KOA Speer

105000: ¥0.0748Thick Film Resistors General Purpose1.25 mmReel2 mm2012RK73B5 %5.1 MOhms125 mW (1/8 W)150 V- 55 C to + 155 C200 PPM / CNo RoHS Version Available--General Purpose Thick Film Chip ResistorThick Film Resistors5000------------
RN731JTTD3652B05
RN731JTTD3652B05

Thin Film Resistors - SMD 1/16W 36.5K ohm .1% 5ppm Thin Film Resistors 1/16W 36.5K ohm .1% 5ppm

KOA Speer

102720: ¥5.6304Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN730.1 %36.5 kOhms63 mW50 V- 55 C to + 125 C5 PPM / CRoHS Compliant0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD-------------
SL2TTEDR200D
SL2TTEDR200D

Current Sense Resistors - SMD 2W 0.2 Ohm 0.5% 100ppm

KOA Speer

10400: ¥8.84Molded Current Sense Resistors7 mmReel2.5 mm4527SL------RoHS Compliant By Exemption7 mm W x 11.5 mm L x 2.5 mm HSMD/SMT-Current Sense Resistors - SMD-----------0.000017 oz-
RN73H1JTTD1670D25
RN73H1JTTD1670D25

Thin Film Resistors - SMD 1/10W 167 ohm 0.50% 25ppm Thin Film Resistors 1/10W 167 ohm 0.50% 25ppm

KOA Speer

102500: ¥1.36Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN73H0.5 %167 Ohms100 mW75 V- 55 C to + 155 C25 PPM / C-0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTPrecision High Heat Resistance Metal Film Chip Resistor--New Product: New from this manufacturer.-----------
SG73S1ETTP16R0D
SG73S1ETTP16R0D

Thick Film Resistors - SMD 0.125W 16ohm 0.5% 200ppm Thick Film Resistors 0.125W 16ohm 0.5% 200ppm

KOA Speer

104400: ¥2.244Thick Film Resistors SMD0.5 mmReel0402 (1005 metric)0402SG730.5 %16 Ohms125 mW (1/8 W)200 V- 55 C to + 155 C200 PPM / CRoHS Compliant By Exemption0.5 mm W x 1 mm L x 0.35 mm HSMD/SMTSurge Current Thick Film Chip Resistor--New Product: New from this manufacturer.-----------
RN731JTTD4992C50
RN731JTTD4992C50

Thin Film Resistors - SMD 1/16W 49.9K ohm .25% 50ppm Thin Film Resistors 1/16W 49.9K ohm .25% 50ppm

KOA Speer

102750: ¥1.4892Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN730.25 %49.9 kOhms63 mW50 V- 55 C to + 125 C50 PPM / CRoHS Compliant0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD-------------
RN731JTTD4322F100
RN731JTTD4322F100

Thin Film Resistors - SMD 1/16W 43.2K ohm 1% 100ppm Thin Film Resistors 1/16W 43.2K ohm 1% 100ppm

KOA Speer

101: ¥0.884Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN731 %43.2 kOhms63 mW50 V- 55 C to + 125 C10 PPM / CRoHS Compliant0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD-------------
RN731JTTD3741A05
RN731JTTD3741A05

Thin Film Resistors - SMD 1/16W 3.74K ohm .05% 5ppm Thin Film Resistors 1/16W 3.74K ohm .05% 5ppm

KOA Speer

102720: ¥6.0044Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN730.05 %3.74 kOhms63 mW50 V- 55 C to + 125 C5 PPM / CRoHS Compliant0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD-------------
RK73H2ATTDD2873F
RK73H2ATTDD2873F

Thick Film Resistors - SMD 1/8watts 287Kohms 1% Thick Film Resistors 1/8watts 287Kohms 1%

KOA Speer

101: ¥0.544Thick Film Resistors SMD1.25 mmReel0805 (2012 metric)0805RK73H1 %287 kOhms125 mW (1/8 W)150 V- 55 C to + 155 C100 PPM / CRoHS Compliant By Exemption1.25 mm W x 2 mm L x 0.5 mm HSMD/SMT-Thick Film Resistors - SMD10000------------
RN73H1JTTD3303B50
RN73H1JTTD3303B50

Thin Film Resistors - SMD 1/10W 330K ohm 0.1% 50ppm Thin Film Resistors 1/10W 330K ohm 0.1% 50ppm

KOA Speer

102500: ¥2.0944Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN73H0.1 %330 kOhms100 mW75 V- 55 C to + 155 C50 PPM / C-0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTPrecision High Heat Resistance Metal Film Chip Resistor--New Product: New from this manufacturer.-----------
RK73B2HTTE302J
RK73B2HTTE302J

Thick Film Resistors - SMD 3Kohms 5% Res Thick Film 2010 3K Ohm 5% 0.75W(3/4W) ±200ppm/°C Molded SMD Punched Plastic T/R Thick Film Resistors 3Kohms 5%

KOA Speer

101: ¥1.904Thick Film Resistors General Purpose2.5 mmReel2010 (5025 metric)2010RK73B5 %3 kOhms750 mW (3/4 W)200 V- 55 C to + 155 C200 PPM / CRoHS Compliant By Exemption2.5 mm W x 5 mm L x 0.6 mm HSMD/SMTGeneral Purpose Thick Film Chip ResistorThick Film Resistors - SMD4000-NoNo2.50.6Surface Mount5Thick FilmNoCompliant--
RN73H1JTTD51R1D100
RN73H1JTTD51R1D100

Thin Film Resistors - SMD 1/10W 51.1 ohm 0.50% 100ppm Thin Film Resistors 1/10W 51.1 ohm 0.50% 100ppm

KOA Speer

101: ¥2.04Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN73H0.5 %51.1 Ohms100 mW75 V- 55 C to + 155 C10 PPM / CRoHS Compliant By Exemption0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTPrecision High Heat Resistance Metal Film Chip Resistor--New Product: New from this manufacturer.-----------
RN732ATTDK2491B25
RN732ATTDK2491B25

Thin Film Resistors - SMD 1/10W 2.49Kohm 0.1% 25ppm Thin Film Resistors 1/10W 2.49Kohm 0.1% 25ppm

KOA Speer

33941: ¥3.40Precision Resistors Thin Film SMD1.2 mmReel0805 (2012 metric)2012RN730.1 %2.49 kOhms100 mW100 V- 55 C to + 125 C25 PPM / CRoHS Compliant By Exemption0.3 mm Dia. x 1.2 mm W x 2 mm L x 0.5 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD1000-----------0.3 mm
RN731JTTD2262C25
RN731JTTD2262C25

Thin Film Resistors - SMD 1/16W 22.6K ohm .25% 25ppm Thin Film Resistors 1/16W 22.6K ohm .25% 25ppm

KOA Speer

102700: ¥1.768Precision Resistors Thin Film SMD0.8 mmReel0603 (1608 metric)1608RN730.25 %22.6 kOhms63 mW50 V- 55 C to + 125 C25 PPM / CRoHS Compliant0.8 mm W x 1.6 mm L x 0.45 mm HSMD/SMTThin Film (Metal) Chip Resistor-Ultra High Precision ToleranceThin Film Resistors - SMD-------------
SG73W3ATTE273M
SG73W3ATTE273M

Thick Film Resistors - SMD 1W 27Kohm 20% 200ppm Thick Film Resistors 1W 27Kohm 20% 200ppm

KOA Speer

101800: ¥2.788Thick Film Resistors SMD3.2 mmReel2512 (6432 metric)2512SG7320 %27 kOhms1 W200 V- 55 C to + 155 C200 PPM / CRoHS Compliant By Exemption3.2 mm W x 6.4 mm L x 0.6 mm HSMD/SMTSurge Current Thick Film Chip Resistor--New Product: New from this manufacturer.-----------
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