Equivalent & Substitute Parts for RC1608J434CS

Part Overview

The RC1608J434CS is a 430 kOhms ±5% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status and is RoHS3 compliant with MSL Level 1 (Unlimited moisture sensitivity). The part is available in Tape & Reel packaging with 1023 pieces in current inventory.

Equivalent and substitute parts are identified to support design flexibility, supply chain continuity, and application-specific requirements such as enhanced tolerance specifications or automotive-grade certifications.

Key Parameters

Parameter	Value
Resistance	430 kOhms
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 ~ 155°C
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for RC1608J434CS are classified based on the following substitution criteria:

Direct Equivalent (Same Specifications):

Resistance: 430 kOhms
Tolerance: ±5%
Power: 0.1W
Package: 0603 (1608 Metric)
Temperature Coefficient: ±100ppm/°C
Operating Temperature: -55°C ~ 155°C

Upgrade Options (Enhanced Tolerance):

Tolerance upgraded to ±1% (tighter tolerance specification)
All other electrical and mechanical parameters remain compatible
May include automotive-grade certifications (AEC-Q200)

Key Compatibility Parameters:

Resistance value (430 kOhms)
Package footprint (0603 / 1608 Metric)
Power rating (0.1W minimum)
Operating temperature range (-55°C ~ 155°C minimum)
Composition (Thick Film)

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Package	Features	RoHS3	MSL
RC1608J434CS	Samsung Electro-Mechanics	430 kOhms	±5%	0.1	±100	0603	Moisture Resistant	Yes	1
RC0603JR-07430KL	YAGEO	430 kOhms	±5%	0.1	±100	0603	Moisture Resistant	Yes	1
ERJ-3EKF4303V	Panasonic Electronic Components	430 kOhms	±1%	0.1	±100	0603	Automotive AEC-Q200	Yes	1
ERJ-3GEYJ434V	Panasonic Electronic Components	430 kOhms	±5%	0.1	±200	0603	Automotive AEC-Q200	Yes	1
RC0603FR-07430KL	YAGEO	430 kOhms	±1%	0.1	±100	0603	Moisture Resistant	Yes	1
RMCF0603FT430K	Stackpole Electronics Inc	430 kOhms	±1%	0.1	±100	0603	Automotive AEC-Q200	Yes	1

Engineering Selection Recommendations

Direct Equivalent Selection: RC0603JR-07430KL (YAGEO) provides identical electrical and mechanical specifications to RC1608J434CS with equivalent moisture resistance features and RoHS3 compliance. This part is suitable for direct substitution in applications requiring standard tolerance specifications.

Tolerance-Enhanced Selection: RC0603FR-07430KL (YAGEO), ERJ-3EKF4303V (Panasonic), and RMCF0603FT430K (Stackpole) offer ±1% tolerance specification compared to the ±5% tolerance of the main part. These upgrades are applicable in circuits requiring tighter resistance accuracy while maintaining identical package footprint and power rating.

Automotive-Grade Selection: ERJ-3EKF4303V (Panasonic), ERJ-3GEYJ434V (Panasonic), and RMCF0603FT430K (Stackpole) carry AEC-Q200 automotive qualification. These parts are suitable for applications requiring automotive-grade component certification while maintaining full electrical compatibility.

Inventory Availability: RC0603FR-07430KL (YAGEO) offers the highest inventory level at 135,645 pieces. RC0603JR-07430KL (YAGEO) provides 73,735 pieces. ERJ-3EKF4303V (Panasonic) provides 53,600 pieces. All substitute parts maintain Active product status.

Frequently Asked Questions (FAQ)

Q: Can RC0603JR-07430KL replace RC1608J434CS directly? A: Yes. RC0603JR-07430KL is a direct equivalent with identical resistance (430 kOhms), tolerance (±5%), power rating (0.1W), package (0603), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Both parts are RoHS3 compliant with MSL Level 1.

Q: What is the difference between ±5% and ±1% tolerance options? A: Tolerance specifies the maximum deviation from the nominal resistance value. ±5% tolerance allows deviation up to ±21.5 kOhms from 430 kOhms nominal. ±1% tolerance restricts deviation to ±4.3 kOhms. Selection depends on circuit accuracy requirements.

Q: Are automotive-grade parts (AEC-Q200) compatible with standard applications? A: Yes. Automotive-grade parts such as ERJ-3EKF4303V, ERJ-3GEYJ434V, and RMCF0603FT430K meet or exceed standard specifications and are electrically and mechanically compatible with applications designed for standard-grade resistors. AEC-Q200 certification indicates additional qualification testing.

Q: Does package size differ between substitute parts? A: All substitute parts use 0603 (1608 Metric) package. Physical dimensions are 0.063" L x 0.031" W (1.60mm x 0.80mm) with maximum seated height of 0.022" (0.55mm), with the exception of RMCF0603FT430K which measures 0.061" L x 0.031" W (1.55mm x 0.80mm). Both dimensions are functionally equivalent for standard PCB layouts.

Q: What is the significance of Temperature Coefficient differences? A: Temperature coefficient indicates resistance change per degree Celsius. RC1608J434CS and most substitutes specify ±100ppm/°C. ERJ-3GEYJ434V specifies ±200ppm/°C, indicating greater resistance variation across temperature extremes. Selection depends on circuit sensitivity to temperature-induced resistance drift.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts are RoHS3 compliant and carry MSL Level 1 (Unlimited) moisture sensitivity rating, matching the compliance profile of RC1608J434CS.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message