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RC1608F4752CS Equivalent & Substitute Parts Reference
Part Overview
The RC1608F4752CS is a 47.5 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.1W (1/10W) power dissipation in a 0603 (1608 Metric) surface mount package. This component is classified as Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is designed for general industrial and consumer applications requiring precision resistive elements with moisture resistance characteristics. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, packaging format, and compliance certifications to ensure direct interchangeability in circuit designs.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Resistance | 47.5 | kOhms |
| Tolerance | ±1 | % |
| Power Rating | 0.1 | W (1/10W) |
| Package / Case | 0603 (1608 Metric) | — |
| Composition | Thick Film | — |
| Temperature Coefficient | ±100 | ppm/°C |
| Operating Temperature Range | -55 to 155 | °C |
| Size / Dimension | 0.063" L x 0.031" W (1.60mm x 0.80mm) | — |
| Height - Seated (Max) | 0.022" (0.55mm) | — |
| Number of Terminations | 2 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution eligibility for the RC1608F4752CS is determined by strict equivalence across the following critical parameters:
Electrical Specifications: Resistance value of 47.5 kOhms, tolerance of ±1%, and power rating of 0.1W (1/10W) are mandatory matching criteria. Temperature coefficient of ±100ppm/°C and operating temperature range of -55°C to 155°C must be identical.
Mechanical Compatibility: Package designation 0603 (1608 Metric) with two terminations is required. Physical dimensions must accommodate the specified length, width, and maximum seated height to ensure compatibility with printed circuit board layouts and automated assembly equipment.
Material Composition: Thick film construction is the specified composition type for this application.
Compliance & Certifications: ROHS3 compliance and MSL 1 (Unlimited) rating are baseline requirements. Additional certifications such as AEC-Q200 automotive qualification do not disqualify a part from substitution but indicate enhanced reliability for specific application environments.
Packaging Format: Both Tape & Reel (TR) and Cut Tape (CT) formats are acceptable for substitution purposes, as packaging format does not affect electrical or mechanical performance.
Substitute parts are grouped into two categories: Direct equivalents (matching all parameters including non-automotive features) and Similar parts (matching all core parameters with additional automotive AEC-Q200 certification).
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance (kOhms) | Tolerance (%) | Power (W) | Package | Temp Coeff (ppm/°C) | Op Temp (°C) | Size (mm) | Height Max (mm) | RoHS Status | MSL | AEC-Q200 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RC1608F4752CS | Samsung Electro-Mechanics | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.60 x 0.80 | 0.55 | ROHS3 | 1 | No |
| CR0603-FX-4752ELF | Bourns Inc. | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.60 x 0.80 | 0.55 | ROHS3 | 1 | No |
| RC0603FR-0747K5L | YAGEO | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.60 x 0.80 | 0.55 | ROHS3 | 1 | No |
| AC0603FR-0747K5L | YAGEO | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.60 x 0.80 | 0.55 | ROHS3 | 1 | Yes |
| CRCW060347K5FKEA | Vishay Dale | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.55 x 0.85 | 0.50 | ROHS3 | 1 | Yes |
| CRCW060347K5FKTA | Vishay Dale | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.60 x 0.85 | 0.50 | RoHS NC | 1 | Yes |
| ERJ-3EKF4752V | Panasonic Electronic Components | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.60 x 0.80 | 0.55 | ROHS3 | 1 | Yes |
| RMCF0603FG47K5 | Stackpole Electronics Inc | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.55 x 0.80 | 0.55 | ROHS3 | 1 | Yes |
| RMCF0603FT47K5 | Stackpole Electronics Inc | 47.5 | ±1 | 0.1 | 0603 | ±100 | -55 to 155 | 1.55 x 0.80 | 0.55 | ROHS3 | 1 | Yes |
Engineering Selection Recommendations
Direct Equivalents (Non-Automotive):
CR0603-FX-4752ELF (Bourns Inc.) and RC0603FR-0747K5L (YAGEO) are direct functional equivalents to the RC1608F4752CS. Both parts match all electrical and mechanical specifications, maintain ROHS3 compliance, and share identical operating temperature ranges and tolerance characteristics. These parts are suitable for general industrial and consumer applications where automotive qualification is not required.
Automotive-Qualified Alternatives:
AC0603FR-0747K5L (YAGEO), ERJ-3EKF4752V (Panasonic Electronic Components), RMCF0603FG47K5, and RMCF0603FT47K5 (Stackpole Electronics Inc) are AEC-Q200 certified alternatives. These parts maintain all core electrical specifications and ROHS3 compliance while providing enhanced reliability documentation for automotive and mission-critical applications. Selection of automotive-qualified parts is appropriate when designs require AEC-Q200 traceability or operate in automotive environments.
Compliance Considerations:
CRCW060347K5FKTA (Vishay Dale) is RoHS non-compliant and REACH affected. This part is not recommended for new designs targeting ROHS3 compliance requirements. CRCW060347K5FKEA (Vishay Dale) is ROHS3 compliant and AEC-Q200 certified, making it suitable for automotive applications.
Dimensional Tolerance:
All substitute parts maintain the 0603 (1608 Metric) package designation. Minor dimensional variations exist within the 0603 specification (length 1.55–1.60mm, width 0.80–0.85mm, height 0.50–0.55mm). These variations remain within standard PCB design tolerances and do not affect interchangeability for standard assembly processes.
Frequently Asked Questions (FAQ)
Q: Can I substitute RC1608F4752CS with any 47.5 kOhm resistor?
A: No. Substitution requires matching all specified parameters: 47.5 kOhms resistance, ±1% tolerance, 0.1W power rating, 0603 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, thick film composition, ROHS3 compliance, and MSL 1 rating. Deviations in any parameter disqualify a part from direct substitution.
Q: What is the difference between direct equivalents and AEC-Q200 alternatives?
A: Direct equivalents (CR0603-FX-4752ELF, RC0603FR-0747K5L) match all specifications without automotive certification. AEC-Q200 alternatives (AC0603FR-0747K5L, ERJ-3EKF4752V, RMCF0603FG47K5, RMCF0603FT47K5) include automotive qualification documentation and enhanced reliability testing. Both categories are electrically and mechanically interchangeable; selection depends on application requirements and compliance mandates.
Q: Are packaging format differences (Tape & Reel vs. Cut Tape) significant for substitution?
A: No. Packaging format affects supply chain logistics and automated assembly handling but does not impact electrical performance or mechanical compatibility. Parts supplied in Tape & Reel (TR) or Cut Tape (CT) formats are functionally equivalent and interchangeable in circuit designs.
Q: Why do some substitute parts have slightly different physical dimensions?
A: The 0603 (1608 Metric) package specification allows dimensional tolerances. Length ranges from 1.55–1.60mm, width from 0.80–0.85mm, and height from 0.50–0.55mm. These variations remain within standard PCB design rules and do not affect placement accuracy or assembly compatibility on standard manufacturing equipment.
Q: Is CRCW060347K5FKTA suitable for new designs?
A: No. CRCW060347K5FKTA is RoHS non-compliant and REACH affected, making it unsuitable for new designs targeting regulatory compliance. Use CRCW060347K5FKEA instead, which is ROHS3 compliant and AEC-Q200 certified.
Q: Can I use an AEC-Q200 part in a non-automotive application?
A: Yes. AEC-Q200 certification indicates enhanced reliability and testing but does not restrict use in non-automotive applications. AEC-Q200 qualified parts are fully compatible with general industrial and consumer designs and offer additional quality assurance.
Q: What does MSL 1 (Unlimited) mean for storage and handling?
A: MSL 1 indicates unlimited shelf life without moisture baking requirements. These parts do not require special moisture-controlled storage or pre-reflow baking procedures, simplifying inventory management and assembly logistics.
Q: Are all substitute parts ROHS3 compliant?
A: No. CRCW060347K5FKTA is RoHS non-compliant. All other listed substitutes (CR0603-FX-4752ELF, RC0603FR-0747K5L, AC0603FR-0747K5L, CRCW060347K5FKEA, ERJ-3EKF4752V, RMCF0603FG47K5, RMCF0603FT47K5) are ROHS3 compliant and suitable for designs requiring regulatory compliance.
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