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RG3216P-4301-W-T1 Equivalent & Substitute Parts
Part Overview
The RG3216P-4301-W-T1 is a 4.3 kOhms ±0.05% thin film chip resistor in 1206 (3216 Metric) package rated for 0.25W (1/4W) power dissipation. This component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications requiring precision resistance values and temperature stability across -55°C to 155°C operating range.
The RG3216P-4301-W-T1 is classified as obsolete. Equivalent and substitute parts are available in active product status, offering improved specifications and continued supply chain availability while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 4.3 kOhms |
| Tolerance | ±0.05% |
| Power Rating | 0.25W (1/4W) |
| Package / Case | 1206 (3216 Metric) |
| Composition | Thin Film |
| Features | Anti-Sulfur, Automotive AEC-Q200 |
| Operating Temperature Range | -55°C ~ 155°C |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RG3216P-4301-W-T1 is determined by the following mandatory parameters:
Electrical Parameters:
- Resistance value: 4.3 kOhms (exact match required)
- Power rating: 0.25W minimum
- Composition: Thin film technology
- Operating temperature range: -55°C to 155°C minimum
Mechanical Parameters:
- Package type: 1206 (3216 Metric)
- Physical dimensions: 0.126" L x 0.063" W (3.20mm x 1.60mm)
- Height seated maximum: 0.020" (0.50mm)
- Number of terminations: 2
Compliance & Certification:
- Automotive AEC-Q200 rating
- RoHS3 compliance
- REACH unaffected status
All substitute parts listed maintain these core parameters. Variations in tolerance specification (±0.05% to ±0.02%) and temperature coefficient (±25ppm/°C to ±5ppm/°C) represent performance enhancements rather than compatibility restrictions. Packaging format differences (bulk versus tape & reel) do not affect electrical or mechanical compatibility.
Parameter Comparison
| Parameter | RG3216P-4301-W-T1 | RG3216N-4301-W-T1 | RG3216V-4301-P-T1 | RG3216V-4301-W-T1 |
|---|---|---|---|---|
| Manufacturer | Susumu | Susumu | Susumu | Susumu |
| Resistance | 4.3 kOhms | 4.3 kOhms | 4.3 kOhms | 4.3 kOhms |
| Tolerance | ±0.05% | ±0.05% | ±0.02% | ±0.05% |
| Power Rating | 0.25W | 0.25W | 0.25W | 0.25W |
| Temperature Coefficient | ±25ppm/°C | ±10ppm/°C | ±5ppm/°C | ±5ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| Package / Case | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216 Metric) |
| Size / Dimension | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.126" L x 0.063" W (3.20mm x 1.60mm) |
| Height - Seated (Max) | 0.020" (0.50mm) | 0.020" (0.50mm) | 0.020" (0.50mm) | 0.020" (0.50mm) |
| AEC-Q200 Rating | Yes | Yes | Yes | Yes |
| Anti-Sulfur | Yes | Yes | Yes | Yes |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active | Active | Active |
Engineering Selection Recommendations
RG3216N-4301-W-T1 is the direct functional equivalent to RG3216P-4301-W-T1. This part maintains identical electrical specifications (4.3 kOhms ±0.05%, 0.25W) and mechanical compatibility while offering improved temperature coefficient performance (±10ppm/°C versus ±25ppm/°C). The RG3216N-4301-W-T1 is in active product status with established supply chain availability. Tape & Reel packaging format is standard for production environments.
RG3216V-4301-W-T1 provides equivalent functionality with enhanced temperature stability (±5ppm/°C). This part maintains the same tolerance specification (±0.05%) and all mechanical parameters. Active product status and higher inventory levels support long-term supply continuity.
RG3216V-4301-P-T1 offers the highest precision option with ±0.02% tolerance and ±5ppm/°C temperature coefficient. This part is suitable for applications requiring tighter resistance tolerance control while maintaining all other electrical and mechanical compatibility parameters. Active product status ensures availability.
All three substitute parts carry AEC-Q200 automotive qualification, ROHS3 compliance, and anti-sulfur coating identical to the original part. Selection between substitutes depends on application-specific requirements for tolerance and temperature coefficient performance rather than compatibility constraints.
Frequently Asked Questions (FAQ)
Q: Can RG3216N-4301-W-T1 be used as a direct replacement for RG3216P-4301-W-T1?
A: Yes. Both parts share identical resistance value (4.3 kOhms), tolerance (±0.05%), power rating (0.25W), package type (1206), and operating temperature range (-55°C to 155°C). The RG3216N-4301-W-T1 offers improved temperature coefficient (±10ppm/°C versus ±25ppm/°C) and is in active product status.
Q: What is the difference between RG3216V-4301-W-T1 and RG3216V-4301-P-T1?
A: Both parts feature identical mechanical compatibility and ±5ppm/°C temperature coefficient. The primary difference is tolerance specification: RG3216V-4301-W-T1 maintains ±0.05% tolerance matching the original part, while RG3216V-4301-P-T1 provides tighter ±0.02% tolerance for precision applications.
Q: Are there packaging differences between substitute parts?
A: The RG3216P-4301-W-T1 original part uses bulk packaging format. All substitute parts (RG3216N-4301-W-T1, RG3216V-4301-P-T1, RG3216V-4301-W-T1) are supplied in Tape & Reel (TR) format, which is standard for automated assembly processes. Electrical and mechanical specifications remain identical regardless of packaging format.
Q: Do all substitute parts meet automotive qualification requirements?
A: Yes. All substitute parts carry AEC-Q200 automotive qualification, anti-sulfur coating, ROHS3 compliance, and REACH unaffected status identical to the original RG3216P-4301-W-T1.
Q: Which substitute part should be selected for temperature-sensitive applications?
A: RG3216V-4301-W-T1 and RG3216V-4301-P-T1 both offer ±5ppm/°C temperature coefficient, representing a 5-fold improvement over the original part's ±25ppm/°C specification. Selection between these two depends on tolerance requirements: RG3216V-4301-W-T1 for ±0.05% tolerance applications, RG3216V-4301-P-T1 for ±0.02% precision requirements.
Q: Is the 1206 package dimension identical across all parts?
A: Yes. All parts maintain 1206 (3216 Metric) package specification with dimensions of 0.126" L x 0.063" W (3.20mm x 1.60mm) and maximum seated height of 0.020" (0.50mm). PCB layout and assembly processes require no modification.
Q: Can RG3216V-4301-P-T1 be used in applications originally designed for RG3216P-4301-W-T1?
A: Yes. RG3216V-4301-P-T1 is fully compatible. The ±0.02% tolerance is tighter than the original ±0.05% specification, and ±5ppm/°C temperature coefficient provides superior stability. All mechanical, electrical, and compliance parameters support direct substitution.
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