RC1608J161CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608J161CS is a 160 Ohms ±5% 0.1W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This component is classified as Active product status with moisture-resistant characteristics and unlimited moisture sensitivity level (MSL 1). The part is ROHS3 compliant and REACH unaffected, suitable for general-purpose applications requiring standard tolerance resistive elements. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility.

Key Parameters

Parameter	Specification
Resistance Value	160 Ohms
Tolerance	±5%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Physical Dimensions	0.063" L x 0.031" W (1.60mm x 0.80mm)
Height (Seated Max)	0.022" (0.55mm)
Terminations	2
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RC1608J161CS are classified into two functional categories based on tolerance specification:

Direct Equivalents (±5% Tolerance): Parts maintaining identical tolerance specification of ±5% with matching 160 Ohms resistance, 0.1W power rating, and 0603 package format. These parts are electrically and mechanically interchangeable without circuit performance modification.

Upgraded Alternatives (±1% Tolerance): Parts offering improved tolerance specification of ±1% while maintaining all other critical parameters including 160 Ohms resistance, 0.1W power rating, 0603 package, and -55°C to 155°C operating range. These parts provide enhanced precision for applications requiring tighter tolerance control.

Key Parameters Determining Substitution:

Resistance value: 160 Ohms (exact match required)
Tolerance: ±5% (direct equivalents) or ±1% (upgraded alternatives)
Power rating: 0.1W (exact match required)
Package format: 0603 (1608 Metric) (exact match required)
Operating temperature range: -55°C to 155°C (minimum requirement)
Composition: Thick Film (exact match required)
Physical dimensions: 0.063" L x 0.031" W maximum (exact match required)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Package	Features	Product Status	Packaging Type
RC1608J161CS	Samsung Electro-Mechanics	160 Ω	±5%	0.1	±100	-55 to 155	0603	Moisture Resistant	Active	Tape & Reel
RC0603JR-07160RL	YAGEO	160 Ω	±5%	0.1	±100	-55 to 155	0603	Moisture Resistant	Active	Cut Tape & Digi-Reel
ERJ-3GEYJ161V	Panasonic Electronic Components	160 Ω	±5%	0.1	±200	-55 to 155	0603	Automotive AEC-Q200	Active	Tape & Reel
RMCF0603JT160R	Stackpole Electronics Inc	160 Ω	±5%	0.1	±200	-55 to 155	0603	Automotive AEC-Q200	Active	Tape & Reel
MCR03ERTJ161	Rohm Semiconductor	160 Ω	±5%	0.1	±200	-55 to 155	0603	None Listed	Discontinued at DiGi Electronics	Cut Tape & Digi-Reel
ERJ-3EKF1600V	Panasonic Electronic Components	160 Ω	±1%	0.1	±100	-55 to 155	0603	Automotive AEC-Q200	Active	Tape & Reel
KTR03EZPF1600	Rohm Semiconductor	160 Ω	±1%	0.1	±100	-55 to 155	0603	Automotive AEC-Q200, High Voltage	Active	Tape & Reel
RC0603FR-07160RL	YAGEO	160 Ω	±1%	0.1	±100	-55 to 155	0603	Moisture Resistant	Active	Tape & Reel
RMCF0603FT160R	Stackpole Electronics Inc	160 Ω	±1%	0.1	±100	-55 to 155	0603	Automotive AEC-Q200	Active	Tape & Reel
MCR03ERTF1600	Rohm Semiconductor	160 Ω	±1%	0.1	±100	-55 to 155	0603	None Listed	Discontinued at DiGi Electronics	Cut Tape & Digi-Reel

Engineering Selection Recommendations

For Direct Replacement (±5% Tolerance Requirement):

RC0603JR-07160RL (YAGEO) is the primary direct equivalent, offering identical electrical specifications with moisture-resistant thick film composition and Active product status. This part maintains the ±5% tolerance, ±100ppm/°C temperature coefficient, and standard operating range of the original RC1608J161CS.

ERJ-3GEYJ161V (Panasonic Electronic Components) and RMCF0603JT160R (Stackpole Electronics Inc) provide ±5% tolerance equivalence with Automotive AEC-Q200 certification. These parts are suitable for applications requiring automotive-grade reliability while maintaining the specified tolerance and operating temperature range.

MCR03ERTJ161 (Rohm Semiconductor) is available as a ±5% equivalent but carries Discontinued at DiGi Electronics status, limiting long-term supply availability.

For Upgraded Precision (±1% Tolerance Requirement):

ERJ-3EKF1600V (Panasonic Electronic Components), KTR03EZPF1600 (Rohm Semiconductor), RC0603FR-07160RL (YAGEO), and RMCF0603FT160R (Stackpole Electronics Inc) all provide ±1% tolerance with Active product status. These parts are suitable for applications requiring enhanced precision while maintaining full compatibility with 0603 package footprints and -55°C to 155°C operating specifications.

KTR03EZPF1600 includes High Voltage feature designation in addition to Automotive AEC-Q200 certification, providing additional capability for specialized applications.

MCR03ERTF1600 (Rohm Semiconductor) offers ±1% tolerance but is Discontinued at DiGi Electronics status.

Compliance Considerations:

All listed substitute parts maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment with the original RC1608J161CS specification.

Frequently Asked Questions (FAQ)

Q: Can I substitute RC0603JR-07160RL for RC1608J161CS in my circuit?

A: Yes. RC0603JR-07160RL is a direct equivalent with matching 160 Ohms resistance, ±5% tolerance, 0.1W power rating, 0603 package format, and -55°C to 155°C operating range. Both parts use thick film composition with moisture-resistant characteristics. The primary difference is packaging format (Cut Tape & Digi-Reel versus Tape & Reel), which does not affect circuit performance.

Q: What is the difference between the ±5% and ±1% tolerance alternatives?

A: Tolerance specification defines the maximum allowable deviation from the nominal 160 Ohms resistance value. ±5% tolerance allows resistance values between 152 Ohms and 168 Ohms. ±1% tolerance restricts values between 158.4 Ohms and 161.6 Ohms. Applications requiring tighter resistance control should use ±1% alternatives. All other electrical parameters remain identical.

Q: Are Automotive AEC-Q200 certified parts suitable for non-automotive applications?

A: Yes. Automotive AEC-Q200 certification indicates enhanced reliability testing and quality standards. Parts meeting this specification are fully compatible with general-purpose applications and provide equivalent or superior performance compared to non-certified alternatives.

Q: What does the 0603 package designation mean?

A: 0603 is the imperial designation for a surface-mount resistor package measuring 0.063" length by 0.031" width (1.60mm x 0.80mm metric equivalent). All listed substitute parts use identical 0603 package dimensions, ensuring direct footprint compatibility on printed circuit boards.

Q: Can I use parts with different temperature coefficients interchangeably?

A: Temperature coefficient (±100ppm/°C versus ±200ppm/°C) defines resistance change per degree Celsius within the operating temperature range. Parts with ±100ppm/°C provide tighter temperature stability. Substitution is mechanically and electrically compatible, but applications sensitive to temperature-induced resistance drift should verify temperature coefficient requirements.

Q: Why are some substitute parts listed as Discontinued at DiGi Electronics?

A: Discontinued status indicates the part is no longer actively distributed through DiGi Electronics but may remain available through other suppliers or existing inventory. For new designs or long-term supply requirements, Active status parts are recommended to ensure sustained availability.

Q: What is MSL 1 (Unlimited) moisture sensitivity level?

A: MSL 1 indicates the component requires no special moisture protection during storage, handling, or assembly. The part can be stored and used without desiccant packaging or time-limited shelf life restrictions, simplifying logistics and manufacturing processes.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and REACH unaffected status, matching the regulatory requirements of the original RC1608J161CS specification.

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