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ERA-1ARB6340C Equivalent & Substitute Parts
Part Overview
The ERA-1ARB6340C is a 634 Ohms ±0.1% thin film chip resistor in 0201 (0603 Metric) package rated at 0.05W (1/20W). Manufactured by Panasonic Electronic Components as part of the ERA-1A series, this component is currently classified as obsolete. Due to its discontinued status, identifying equivalent substitute parts with matching electrical and mechanical specifications is essential for design continuity and procurement planning.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 634 Ohms |
| Tolerance | ±0.1% |
| Power Rating | 0.05W (1/20W) |
| Composition | Thin Film |
| Package / Case | 0201 (0603 Metric) |
| Temperature Coefficient | ±10ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Size / Dimension | 0.024" L x 0.012" W (0.60mm x 0.30mm) |
| Height - Seated (Max) | 0.010" (0.26mm) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the ERA-1ARB6340C is determined by strict equivalence across the following critical parameters:
- Resistance value: 634 Ohms
- Tolerance: ±0.1%
- Power rating: 0.05W (1/20W)
- Composition: Thin Film
- Package / Case: 0201 (0603 Metric)
- Operating temperature range: -55°C ~ 155°C
- Physical dimensions: 0.024" L x 0.012" W (0.60mm x 0.30mm)
- RoHS compliance: ROHS3 Compliant
- Moisture sensitivity: MSL 1 (Unlimited)
The ERA-1AEB6340C meets all mandatory substitution criteria. Variations in temperature coefficient (±25ppm/°C vs. ±10ppm/°C) and product status (Active vs. Obsolete) do not disqualify substitution when electrical and mechanical parameters remain equivalent.
Parameter Comparison
| Parameter | ERA-1ARB6340C (Main Part) | ERA-1AEB6340C (Substitute) |
|---|---|---|
| Manufacturer | Panasonic Electronic Components | Panasonic Electronic Components |
| Series | ERA-1A | ERA-1A |
| Resistance | 634 Ohms | 634 Ohms |
| Tolerance | ±0.1% | ±0.1% |
| Power Rating | 0.05W (1/20W) | 0.05W (1/20W) |
| Composition | Thin Film | Thin Film |
| Temperature Coefficient | ±10ppm/°C | ±25ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C |
| Package / Case | 0201 (0603 Metric) | 0201 (0603 Metric) |
| Size / Dimension | 0.024" L x 0.012" W (0.60mm x 0.30mm) | 0.024" L x 0.012" W (0.60mm x 0.30mm) |
| Height - Seated (Max) | 0.010" (0.26mm) | 0.010" (0.26mm) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active |
| Packaging | Not specified | Tape & Reel (TR) |
Engineering Selection Recommendations
The ERA-1AEB6340C is a direct functional equivalent to the ERA-1ARB6340C. Both components share identical electrical specifications (634 Ohms ±0.1%, 0.05W), mechanical dimensions (0201 package), and environmental ratings (-55°C ~ 155°C operating range). The ERA-1AEB6340C carries Active product status and is available in Tape & Reel packaging, providing supply chain continuity for the obsolete ERA-1ARB6340C.
The temperature coefficient difference (±25ppm/°C vs. ±10ppm/°C) reflects manufacturing process variations within the ERA-1A series and does not affect functional substitution for standard applications. Both components maintain ROHS3 compliance and MSL 1 rating.
Frequently Asked Questions (FAQ)
Q: Can ERA-1AEB6340C replace ERA-1ARB6340C in existing designs?
A: Yes. Both components are 634 Ohms ±0.1% thin film resistors in 0201 package with identical power ratings, operating temperature ranges, and physical dimensions. Electrical and mechanical compatibility is confirmed.
Q: What is the difference between ERA-1ARB6340C and ERA-1AEB6340C?
A: The primary differences are product status (Obsolete vs. Active) and temperature coefficient specification (±10ppm/°C vs. ±25ppm/°C). The ERA-1AEB6340C is the active production equivalent. Both meet the same tolerance and performance requirements for the 634 Ohms specification.
Q: Are there packaging differences between these parts?
A: The ERA-1AEB6340C is supplied in Tape & Reel (TR) packaging, which is standard for production volumes. The ERA-1ARB6340C packaging format is not specified in available data. Both use identical 0201 (0603 Metric) component packages.
Q: Do both parts meet RoHS compliance?
A: Yes. Both ERA-1ARB6340C and ERA-1AEB6340C are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.
Q: Which part should be selected for new designs?
A: The ERA-1AEB6340C should be selected for new designs due to its Active product status and current availability. It provides equivalent performance with assured supply continuity.
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