Request Quote
(Ships tomorrow)
RC3216J391CS 390 Ohm 1/4W 1206 Chip Resistor Equivalent & Substitute Parts
Part Overview
The RC3216J391CS is a 390 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 1206 (3216 Metric) package format. This component is rated for 0.25W (1/4W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).
Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size and dimensions), and environmental ratings. Alternative sources provide equivalent functionality for applications requiring this standard resistor value.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 390 Ohms |
| Tolerance | ±5% |
| Power Rating | 0.25W (1/4W) |
| Package / Case | 1206 (3216 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C to 155°C |
| Moisture Resistance | Yes |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the RC3216J391CS are classified into two categories based on tolerance specifications:
Direct Substitutes (±5% Tolerance): Parts maintaining the original ±5% tolerance specification. These components are electrically and mechanically interchangeable without performance degradation in applications where the original tolerance is specified.
Upgrade Substitutes (±1% Tolerance): Parts offering improved tolerance performance at ±1%. These components provide tighter resistance accuracy and are suitable for applications requiring enhanced precision. Upgrade substitutes maintain identical package dimensions, power ratings, temperature coefficients, and operating temperature ranges.
Similar Parts (±5% Tolerance with Enhanced Features): Parts matching the original ±5% tolerance but incorporating additional certifications such as Automotive AEC-Q200 qualification. These components are suitable for applications requiring automotive-grade reliability.
Substitution eligibility is determined by the following parameters:
- Resistance value: 390 Ohms (exact match required)
- Package format: 1206 (3216 Metric) (exact match required)
- Power rating: 0.25W minimum (exact match required)
- Temperature coefficient: ±100ppm/°C (exact match required)
- Operating temperature range: -55°C to 155°C minimum (exact match required)
- Composition: Thick Film (exact match required)
- RoHS compliance: ROHS3 (minimum requirement)
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp Range | Moisture Resistant | Product Status | RoHS | MSL |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RC3216J391CS | Samsung Electro-Mechanics | 390 Ω | ±5% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | Yes | Active | ROHS3 | 1 |
| RC1206JR-07390RL | YAGEO | 390 Ω | ±5% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | Yes | Active | ROHS3 | 1 |
| AC1206FR-07390RL | YAGEO | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | Yes | Active | ROHS3 | 1 |
| CR1206-FX-3900ELF | Bourns Inc. | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | Yes | Active | ROHS3 | 1 |
| CRG1206F390R | TE Connectivity Passive Product | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | No | Active | ROHS3 | 1 |
| ERJ-8ENF3900V | Panasonic Electronic Components | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | No | Not For New Designs | ROHS3 | 1 |
| KTR18EZPF3900 | Rohm Semiconductor | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | No | Active | ROHS3 | 1 |
| RC1206FR-07390RL | YAGEO | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | Yes | Active | ROHS3 | 1 |
| RMCF1206FT390R | Stackpole Electronics Inc | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | No | Active | ROHS3 | 1 |
| AC1206JR-07390RL | YAGEO | 390 Ω | ±5% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | Yes | Active | ROHS3 | 1 |
| CRCW1206390RFKEA | Vishay Dale | 390 Ω | ±1% | 0.25 | 1206 | ±100ppm/°C | -55 to 155°C | No | Active | ROHS3 | 1 |
Engineering Selection Recommendations
Direct Substitution (Same Tolerance):
RC1206JR-07390RL (YAGEO) is the primary direct substitute maintaining ±5% tolerance specification. This part is Active status with moisture-resistant construction and ROHS3 compliance. Inventory availability is 3200 pieces.
AC1206JR-07390RL (YAGEO) provides an alternative direct substitute with ±5% tolerance and adds Automotive AEC-Q200 qualification. This part is suitable for applications requiring automotive-grade reliability while maintaining the original tolerance specification.
Upgrade Substitution (Improved Tolerance):
RC1206FR-07390RL (YAGEO) offers ±1% tolerance upgrade with moisture-resistant features and Active product status. This part provides enhanced accuracy with 145,023 pieces in inventory, representing the highest stock availability among all substitutes.
AC1206FR-07390RL (YAGEO) combines ±1% tolerance with Automotive AEC-Q200 qualification and moisture-resistant construction. This part is suitable for precision applications requiring automotive-grade reliability.
CR1206-FX-3900ELF (Bourns Inc.) provides ±1% tolerance with 53,952 pieces in inventory and Active product status. Moisture-resistant features are included.
RMCF1206FT390R (Stackpole Electronics Inc) offers ±1% tolerance with Automotive AEC-Q200 qualification and 192,810 pieces in inventory, representing the second-highest stock availability.
KTR18EZPF3900 (Rohm Semiconductor) provides ±1% tolerance with Automotive AEC-Q200 qualification and High Voltage features. Active product status with 10,443 pieces in inventory.
CRCW1206390RFKEA (Vishay Dale) delivers ±1% tolerance with Automotive AEC-Q200 qualification and 21,945 pieces in inventory.
CRG1206F390R (TE Connectivity Passive Product) offers ±1% tolerance with Active product status and 20,930 pieces in inventory.
Parts Not Recommended for New Designs:
ERJ-8ENF3900V (Panasonic Electronic Components) carries "Not For New Designs" product status despite offering ±1% tolerance and Automotive AEC-Q200 qualification. This designation indicates the manufacturer has discontinued active development for this part number.
Frequently Asked Questions (FAQ)
Q: Can RC1206JR-07390RL directly replace RC3216J391CS?
A: Yes. RC1206JR-07390RL is a direct substitute maintaining identical electrical specifications (390 Ohms ±5%, 0.25W), package format (1206), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and moisture-resistant construction. Both parts are ROHS3 compliant with MSL 1 rating.
Q: What is the difference between direct substitutes and upgrade substitutes?
A: Direct substitutes maintain the original ±5% tolerance specification. Upgrade substitutes offer improved ±1% tolerance, providing tighter resistance accuracy. All other electrical and mechanical parameters remain identical. Upgrade substitutes are suitable for applications requiring enhanced precision without changing package or thermal characteristics.
Q: Are automotive-qualified parts (AEC-Q200) compatible with non-automotive applications?
A: Yes. Automotive AEC-Q200 qualified parts meet or exceed standard commercial specifications. These parts can be used in non-automotive applications. The AEC-Q200 qualification indicates enhanced reliability testing and quality assurance, making these parts suitable for any application requiring the specified electrical and mechanical parameters.
Q: Does moisture-resistant construction affect performance in standard applications?
A: No. Moisture-resistant construction provides additional environmental protection without affecting electrical performance. Parts with moisture-resistant features maintain identical resistance values, tolerance, power ratings, and temperature coefficients as non-moisture-resistant alternatives. Moisture resistance is a beneficial feature that does not compromise standard application performance.
Q: Can I use a ±1% tolerance part where ±5% is specified?
A: Yes. A ±1% tolerance part is a superior specification that satisfies any requirement for ±5% tolerance. The tighter tolerance provides improved accuracy and is fully compatible with circuits designed for ±5% tolerance resistors. No circuit modifications are required.
Q: What is the significance of the 1206 package designation?
A: The 1206 package (3216 Metric) is a standardized surface-mount resistor format with dimensions of 0.126" L x 0.063" W (3.20mm x 1.60mm). All substitute parts listed maintain this identical package format, ensuring mechanical compatibility with PCB layouts designed for the RC3216J391CS. Package compatibility is verified across all listed alternatives.
Q: Why is ERJ-8ENF3900V marked "Not For New Designs"?
A: The "Not For New Designs" designation indicates that Panasonic Electronic Components has discontinued active development and support for this part number. While existing inventory may be available, the manufacturer recommends selecting alternative parts for new circuit designs. Active alternatives such as RC1206FR-07390RL, RMCF1206FT390R, or KTR18EZPF3900 are recommended for new applications.
Q: Are all listed substitutes ROHS3 compliant?
A: Yes. All substitute parts listed maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity level rating, matching the environmental compliance of the RC3216J391CS.
Alternative Parts
SJ6012L2TP
Littelfuse Inc.
6 Alternative Parts
JMK107BBJ476MA-RE
Taiyo Yuden
10 Alternative Parts
GMK107BBJ475MA-T
Taiyo Yuden
5 Alternative Parts
SJ6020N2ARP
Littelfuse Inc.
3 Alternative Parts
SJ6025R2ATP
Littelfuse Inc.
4 Alternative Parts
2474-05L
API Delevan Inc.
1 Alternative Parts
4590R-684K
API Delevan Inc.
1 Alternative Parts
CM6560R-334
API Delevan Inc.
1 Alternative Parts
CM6460-104
API Delevan Inc.
1 Alternative Parts
5526-12
API Delevan Inc.
1 Alternative Parts