Current sensing surface mount resistors
High-power metal foil resistors with long side terminal.
Metal foil low resistance chip resistors (long-side terminal) KRL series　AEC-Q200 Compliant

Lead free
Halogen free
RoHS Compliance
High Precision
AEC-Q200 Compliant
Large current sensing
Wide operating temperature range
Low EMF
jumper

- Contents

PDF Catalogue
1 page/

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Dimensions of
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Product Introduction Videos

- Features & Applications

Features

High current sensing long side terminal low resistance chip resistor
Two types available: high temperature (operating temperature up to 175℃), low emf type (operating temperature up to 155℃)
High current handling capability and wide range of power ratings
Size: 0508 ~ 2043, power ratings: 0.66W ~ 5W, resistance value range: 1m ~ 100mΩ
Face down construction. Choice between bottom only or wrap around terminal.

Applications

Automotive electronics
Power source devises, ACDC converters, DCDC converters
Motors, inverters, office automation equipment

- Specifications

◆Part numbering system

◆Electrical Specification

inch		0508				0612				1225
Series name		KRL2012				KRL3216				KRL6432
Power		2/3W				1W				2W
E series offered		1mΩ STEP			E-6	1mΩ STEP			E-6	1mΩ STEP			E-6
Resistance range(Ω)		1m	2m	3m~9m	10m~50m	1m	2m	3m~9m	10m~50m	1m	2m	3m~9m	10m~50m
Resistance tolerance(%)	±1.0(F)	-	-	○	○	-	-	○	○	-	-	○	○
	±2.0(G)	-	○	-	-	-	○	-	-	-	○	-	-
	±5.0(J)	○	-	-	-	○	-	-	-	○	-	-	-
Temperature coefficient of resistance(ppm/℃)	±50	-	-	○	○	-	-	○	○	-	-	○	○
	±100	-	○	-	-	-	○	-	-	-	○	-	-
	±150	○	-	-	-	○	-	-	-	○	-	-	-
Operating temperature	C	○				○				○
Operating temperature	M	○				○				○
Packaging	1,000pcs	○				○				○
Packaging	5,000pcs	○				○				○

inch		1530				1835				2043
Series name		KRL7638				KRL9045				KRL11050
Power		3W				4W				5W
E series offered		1mΩ STEP			E-6	1mΩ STEP			E-6	1mΩ STEP			E-6
Resistance range(Ω)		1m	2m	3m~9m	10m~100m	1m	2m	3m~9m	10m~100m	1m	2m	3m~9m	10m~100m
Resistance tolerance(%)	±1.0(F)	-	-	○	○	-	-	○	○	-	-	○	○
	±2.0(G)	-	○	-	-	-	○	-	-	-	○	-	-
	±5.0(J)	○	-	-	-	○	-	-	-	○	-	-	-
Temperature coefficient of resistance(ppm/℃)	±50	-	-	○	○	-	-	○	○	-	-	○	○
	±100	-	○	-	-	-	○	-	-	-	○	-	-
	±150	○	-	-	-	○	-	-	-	○	-	-	-
Operating temperature	C	○				○				○
Operating temperature	M	○				○				○
Packaging	1,000pcs	○				○				○
Packaging	5,000pcs	○				○				-

◆Dimensions

D Type

Type	Size (inch)	L	W	t	a
KRL2012	0805	1.25±0.20	2.00±0.20	0.50±0.20	0.30±0.20(2mΩ～)/0.55±0.20(1mΩ)
KRL3216	1206	1.60±0.20	3.20±0.20	0.50±0.20	0.30±0.20(2mΩ～)/0.55±0.20(1mΩ)
KRL6432	2512	3.10±0.20	6.30±0.20	0.50±0.20	0.50±0.20(2mΩ～)/1.20±0.20(1mΩ)
KRL7638	3015	3.80±0.20	7.60±0.20	0.50±0.20	0.60±0.20(2mΩ～)/1.35±0.20(1mΩ)
KRL9045	3518	4.50±0.20	9.00±0.20	0.50±0.20	0.70±0.20(2mΩ～)/1.60±0.20(1mΩ)
KRL11050	4320	5.00±0.20	11.00±0.20	0.50±0.20	0.80±0.20(2mΩ～)/1.60±0.20(1mΩ)

(unit：mm)

◆Derating Curve

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Selection Guide

Product Catalogue

Products Category

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Current sensing surface mount resistors
Power choke coils
- Power choke coils TOP
- PCMB series
High freguency surface mount components
Sample kits
- Sample kits TOP
- Sample kits

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High-precision and stable electrical characteristics, less the over-time drift.

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The current sensing resistors which cover a wide range of high-power and miniaturization needs.

Power choke coils
Power choke inductors are optimized for removing high-frequency noise in power supply.

High frequency surface mount components
Excellent high-frequency characteristics, cover a wide frequency band with low noise.

Sample kits
Sample kit with the same size and accuracy and different resistance.