ESR03EZPJ471 ROHM Semiconductor Resistor (Resistor Chip) In Stock
ROHM ESR03EZPJ471 is an AEC-Q200 qualified thick film SMD resistor in 0603 package with 470 Ω resistance, ±5% tolerance, and anti-surge protection for automotive applications. Features laser-trimmed thick film construction with lead-free, RoHS-compliant e3 termination. Available from authorized distributors with worldwide shipping.
- Manufacturer
- ROHM Semiconductor
- Package
- Resistor Chip
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- ESR03EZPJ471 Datasheet PDF
- Category
- Resistor
- Temp Range
- -55.0°C to 155.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q200 automotive qualification ensuring reliable performance across -55°C to +155°C operating temperature range
- Anti-surge protection design handling pulse energy up to 5× rated power for transient-heavy automotive circuits
- Laser-trimmable thick film construction achieving tight ±5% tolerance in compact 0603 (1.6 mm × 0.85 mm) package
- Lead-free JESD-609 e3 RoHS-compliant termination supporting green automotive and industrial assembly processes
Applications
The ESR03EZPJ471 is designed for automotive electronics applications such as ECU signal conditioning, body control module pull-up/pull-down networks, and LED driver current setting circuits where AEC-Q200 qualification is mandatory. Its anti-surge capability makes it ideal for switch debounce resistor networks, automotive relay driver protection, and sensor interface circuits exposed to load dump transients up to 40 V in 12 V vehicle systems. The 470 Ω resistance value in 0603 SMT package is commonly used in CAN bus termination networks and ADAS sensor front-end signal processing.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 13Weeks |
| YTEOL | 9 |
| Additional Feature | LASER TRIMMABLE |
| Construction | Rectangular |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Package Height | 0.45mm |
| Package Length | 1.6mm |
| Package Shape | RECTANGULAR PACKAGE |
| Package Style | SMT |
| Package Width | 0.8mm |
| Packing Method | TR, PAPER, 7 INCH |
| Rated Power Dissipation (P) | 0.33W |
| Rated Temperature | 70°C |
| Reference Standard | AEC-Q200; IATF 16949 |
| Resistance | 0.00047Ω |
| Resistor Type | FIXED RESISTOR |
| Size Code | 0603 |
| Surface Mount | YES |
| Technology | METAL GLAZE/THICK FILM |
| Temperature Coefficient | 200ppm/°C |
| Terminal Finish | Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Tolerance | 5% |
| Working Voltage | 150V |
| Package | Resistor Chip |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8533.21.00.30 |
| Country of Origin | Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What does AEC-Q200 qualification mean for ESR03EZPJ471 in automotive designs?
AEC-Q200 qualification confirms the ESR03EZPJ471 has passed the Automotive Electronics Council's stress test standard for passive components, including thermal shock from -55°C to +155°C, humidity resistance at 85°C/85% RH for 1,000 hours, and surge voltage testing. This makes it suitable for automotive ECUs, ADAS systems, and body control modules where component reliability over a 15-year vehicle life cycle is required.
How does the anti-surge feature of ESR03EZPJ471 protect automotive circuit boards from transients?
The anti-surge construction of ESR03EZPJ471 uses a specially designed thick film resistive layer and optimized electrode geometry that can absorb pulse energies typically 5× the rated continuous power without resistance shift exceeding ±10%. In 12 V automotive systems, this protects against load dump transients up to 40 V and inductive switching spikes, reducing the need for additional TVS diodes in switch interface and relay driver circuits operating at 470 Ω.
What continuous power can ESR03EZPJ471 dissipate, and what current does that imply at 470 Ω?
The ESR03EZPJ471 0603 package is rated for 1/10 W (100 mW) continuous power dissipation. At 470 Ω resistance, the maximum continuous DC current is approximately 14.6 mA (I = √(P/R) = √(0.1/470) ≈ 0.0146 A), with a corresponding maximum voltage of approximately 6.86 V. This suits LED current-setting, pull-up, and GPIO interface applications in automotive and industrial designs.
Can ESR03EZPJ471 be used in CAN bus termination networks in automotive ECUs?
Yes, ESR03EZPJ471 at 470 Ω is used in split CAN bus termination networks where two 470 Ω resistors in series create the standard 120 Ω impedance match with a center tap to a bypass capacitor. Its AEC-Q200 qualification and anti-surge capability ensure reliable CAN bus signal integrity in automotive ECUs across -40°C to +125°C ambient operating temperatures, meeting ISO 11898 CAN transceiver requirements.
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