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HomeProductsResistorsChip Resistor - Surface MountERJ-UP8D14R3V
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ERJ-UP8D14R3V - Panasonic Electronic Components

Manufacturer Part Number
ERJ-UP8D14R3V
Manufacturer
Panasonic
Allelco Part Number
98D-ERJ-UP8D14R3V
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
31,387 pcs available, New & Original
Parts Description
1206 ANTI-SULFUR 0.66W, 0.5%, 14
Package
1206
Data sheet
ERJ-UP8D14R3V.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 31387
  • Unit Price: $0.056
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.056 $0.06
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

ERJ-UP8D14R3V Tech Specifications
Panasonic Electronic Components - ERJ-UP8D14R3V technical specifications, attributes, parameters and parts with similar specifications to Panasonic Electronic Components - ERJ-UP8D14R3V

Product Attribute Attribute Value
Manufacturer Panasonic
Tolerance ±0.5%
Temperature Coefficient ±100ppm/°C
Supplier Device Package 1206
Size / Dimension 0.126" L x 0.063" W (3.20mm x 1.60mm)
Series ERJ-UP8
Resistance 14.3 Ohms
Ratings AEC-Q200
Power (Watts) 0.667W, 2/3W
Product Attribute Attribute Value
Package / Case 1206 (3216 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.028" (0.70mm)
Features Anti-Sulfur, Automotive AEC-Q200
Failure Rate -
Composition Thick Film
Base Product Number ERJ-UP

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8533.21.0030

Frequently Asked Questions(FAQ)

What makes the ERJ-UP8D14R3V anti-sulfur resistor suitable for automotive engine bay applications compared to standard 1206 resistors?
The ERJ-UP8D14R3V incorporates anti-sulfur thick film technology specifically designed to resist hydrogen sulfide corrosion, which is prevalent in high-temperature engine compartments and exhaust control modules. Standard 1206 resistors lack this protection and experience accelerated resistance drift and early failure when exposed to sulfurous environments. The AEC-Q200 automotive qualification of the ERJ-UP8D14R3V ensures validated performance across thermal cycling (-55°C to 155°C), moisture ingress, and chemical attack—critical for emission control circuits, fuel injection drivers, and ignition timing networks where reliability directly impacts vehicle operation and regulatory compliance.
How does the ±0.5% tolerance of the ERJ-UP8D14R3V affect precision current-sensing circuit design in battery management systems?
The ERJ-UP8D14R3V's ±0.5% tolerance delivers precise 14.3 Ohm nominal resistance, enabling current-sense networks with inherent accuracy better than ±1% without requiring manual trimming or secondary calibration. In battery pack current monitoring, this tolerance translates to direct measurement error reduction: a 0.5 A sensing circuit using the ERJ-UP8D14R3V maintains ±25 mA accuracy from production without additional component selection, whereas ±5% resistors introduce ±250 mA uncertainty. The tight tolerance also stabilizes op-amp transimpedance gain and reduces analog-to-digital converter overhead needed to compensate for component spread, lowering overall circuit complexity in automotive BMS applications.
Why is the 0.667W power rating of the ERJ-UP8D14R3V critical for high-side gate driver and low-side switch applications?
The ERJ-UP8D14R3V's 2/3W capacity accommodates continuous steady-state dissipation in active switching topologies without thermal runaway. At 14.3 Ohms, the resistor can safely dissipate 0.657W at approximately 3 A continuous current—typical for MOSFET gate drive networks in 48V mild-hybrid and 12V start-stop systems. Using underfed components (e.g., 0.5W resistors) in the same position risks thermal drift beyond the ±100 ppm/°C temperature coefficient specification and premature failure during engine idle-off transients. The ERJ-UP8D14R3V's thermal margin ensures stable gate charge delivery and predictable switching edge rates across the full -55°C to 155°C operating window.
Can the ERJ-UP8D14R3V be used as a direct replacement for older 1206 resistors in legacy automotive control modules undergoing refresh?
Direct substitution of the ERJ-UP8D14R3V for non-anti-sulfur 1206 resistors is physically possible but requires validation of corrosive environment exposure. If the original circuit operates in salt-fog, high-humidity, or exhaust-adjacent mounting zones, the ERJ-UP8D14R3V provides superior long-term reliability and eliminates resistance creep failure modes. However, if the legacy module operates in low-contamination interior environments, the anti-sulfur upgrade offers diminishing returns. The ERJ-UP8D14R3V maintains backward compatibility in footprint, thermal coefficient, and electrical behavior, so substitution introduces no signal integrity or thermal management penalties—only enhanced robustness where environmental stress exists.
How does the ±100 ppm/°C temperature coefficient of the ERJ-UP8D14R3V impact precision analog front-end circuits spanning -55°C to 155°C?
Across the full 210°C operating span, the ERJ-UP8D14R3V exhibits cumulative resistance variation of approximately ±2.1% due to thermal drift alone. In a 14.3 Ohm sense resistor operating at -55°C (min) versus 155°C (max), the resistance changes by roughly ±0.3 Ohms—sufficient to degrade current-measurement accuracy in precision signal chains by 0.3% to 2%, depending on circuit design. Compensation techniques (ratiometric sensing, analog multiplexing to reference resistors with identical temperature profiles, or digital thermal correction) are necessary in wide-temperature precision applications. The ERJ-UP8D14R3V's moderate ±100 ppm/°C rating is typical for thick-film technology and acceptable for many automotive control loops where overall measurement error budgets are ±3% to ±5%, but unsuitable for ultra-precision instrumentation or analog-to-digital converters requiring <0.1% stability.
What is the difference in reliability between the ERJ-UP8D14R3V and 1206 resistors with ±1% tolerance in 100k-hour automotive stress testing?
AEC-Q200 qualification of the ERJ-UP8D14R3V mandates validated failure rates significantly lower than non-qualified 1206 resistors over extended automotive service life (typically 15+ years, 200k+ kilometers). Thick-film composition and anti-sulfur treatment in the ERJ-UP8D14R3V reduce parametric drift (resistance change) to <5% after 1000 hours at 155°C, compared to 10–20% drift observed in standard 1206 components. In salt-fog environments, the ERJ-UP8D14R3V maintains resistance stability within specification after 500 hours of corrosive exposure, whereas non-anti-sulfur resistors experience open-circuit or catastrophic resistance shifts. The ±1% tolerance variants typically lack AEC-Q200 certification and anti-sulfur technology, making them unsuitable for demanding automotive thermal and chemical environments where the ERJ-UP8D14R3V was designed to operate.
Is the ERJ-UP8D14R3V suitable for high-frequency switched-mode power supply applications, and how does the 1206 package affect performance above 1 MHz?
The ERJ-UP8D14R3V, as a passive thick-film resistor in 1206 form factor, is suitable for SMPS input filtering, output sensing, and current-limiting roles up to approximately 100 kHz to 1 MHz, where parasitic inductance remains negligible relative to circuit impedance. The 1206 package exhibits lead inductance of roughly 0.5–1 nH, introducing minimal reactance at typical SMPS switching frequencies (250 kHz to 500 kHz). However, above 1 MHz or in high-dV/dt applications (power factor correction circuits, isolated resonant topologies), the ERJ-UP8D14R3V's finite parasitic inductance can cause ringing and measurement errors in feedback networks. For such applications, surface-mount thin-film resistor arrays or 0603 components with lower inductance profiles are preferred. The ERJ-UP8D14R3V remains excellent for DC bias, gate drive termination, and low-frequency filtering where frequency response is not a limiting factor.
How does the MSL 1 (Unlimited) moisture sensitivity rating of the ERJ-UP8D14R3V simplify supply chain handling compared to MSL 3 or MSL 4 components?
MSL 1 designation of the ERJ-UP8D14R3V eliminates dry-storage requirements and bake-out procedures mandated by higher MSL classifications. Supply chain partners can store, distribute, and hand the ERJ-UP8D14R3V at ambient humidity indefinitely without triggering moisture-induced solder reflow failures or delamination during wave or reflow soldering. This reduces manufacturing complexity, removes storage infrastructure costs, and minimizes risk of assembly delays caused by expired shelf-life or humidity exposure events. In contrast, MSL 3 or MSL 4 resistors require controlled humidity environments and bake cycles, adding 6–24 hours to assembly schedules and increasing defect risk if handling protocols are violated. The ERJ-UP8D14R3V's MSL 1 rating is particularly advantageous for just-in-time supply chains and distributed manufacturing where centralized dry storage is impractical.
What is the thermal management strategy for parallel or series arrangements of ERJ-UP8D14R3V resistors in high-power automotive battery disconnect circuits?
In battery disconnect applications, multiple ERJ-UP8D14R3V resistors are often arranged in series to increase total power dissipation capacity while maintaining precise current sensing. Parallel configurations are avoided because current redistribution due to tolerance variation (±0.5%) and thermal gradient differences across the PCB can cause unequal current sharing and localized hotspots. Series stacking of two ERJ-UP8D14R3V units delivers 28.6 Ohms at 1.33W combined capacity, distributing thermal stress evenly and reducing individual component temperature rise. Thermal design must account for cumulative losses: at 100 A transient disconnect current, two series ERJ-UP8D14R3V resistors dissipate approximately 143 W instantaneously—requiring thermal vias, copper area, and potential heat-sinking to prevent localized temperatures exceeding the 155°C upper operating limit. PCB layout should minimize thermal gradients by symmetrically distributing thermal vias beneath each resistor element.
How does the ERJ-UP8D14R3V perform in salt-fog and humidity-freeze automotive environmental stress tests required by OEM specifications?
The ERJ-UP8D14R3V anti-sulfur thick film is specifically formulated to resist salt-fog corrosion (ASTM B117) and humidity-freeze cycling specified in automotive OEM requirements (typically 500–1000 hours exposure). Standard 1206 resistors without anti-sulfur treatment experience rapid surface corrosion, contact resistance increase, and parametric drift under these conditions. The ERJ-UP8D14R3V maintains resistance within ±5% after 500 hours salt-fog exposure and survives humidity-freeze cycles (-40°C/95% RH to +85°C) without parametric shift or open-circuit failures. AEC-Q200 validation confirms the ERJ-UP8D14R3V meets or exceeds these durability benchmarks, making it suitable for underhood mounting zones, exterior connector interfaces, and salt-exposure regions typical in northern climates. Non-automotive thick-film resistors lack this corrosion resistance and are unsuitable for direct replacement.
What are the key design considerations when integrating the ERJ-UP8D14R3V into high-voltage isolation circuits or power distribution modules?
The ERJ-UP8D14R3V is not suitable for direct high-voltage isolation duty; it is a general-purpose signal and power resistor rated for 0.667W continuous dissipation at the component level. In isolation circuits (e.g., gate drive transformers, high-side switches >60V), the ERJ-UP8D14R3V functions as a termination, bleeder, or current-limiting element within a multi-component isolation network, not as the primary isolation barrier. Voltage rating for the ERJ-UP8D14R3V is limited by thick-film technology and 1206 package geometry—typically 250V working voltage under dry conditions, insufficient for >100V isolation applications without auxiliary protection (varistors, TVS diodes, or capacitive dividers). In 48V or 12V power distribution modules (PDMs), the ERJ-UP8D14R3V is suitable for inrush-current limiting, flyback recirculation paths, and low-voltage signal sensing. High-voltage isolation design must employ dedicated isolation resistor networks or film resistors with verified high-voltage ratings rather than relying on standard 1206 components like the ERJ-UP8D14R3V.
How does RoHS3 compliance of the ERJ-UP8D14R3V affect procurement and supply chain qualification in EU-regulated markets?
RoHS3 compliance of the ERJ-UP8D14R3V eliminates restricted substance concerns (lead, cadmium, mercury, etc.) and simplifies procurement in EU, UK, and increasingly global markets where RoHS directives drive component selection. Suppliers and contract manufacturers can stock and deploy the ERJ-UP8D14R3V without risk of non-compliance fines or product recalls triggered by regulated substance content. RoHS3 qualification also supports Extended Producer Responsibility (EPR) programs and end-of-life recycling initiatives, reducing environmental compliance burden for OEM automotive suppliers. Conversely, non-RoHS resistors introduce regulatory risk and may require separate supply chains or exemption documentation, complicating inventory management and increasing procurement overhead. The ERJ-UP8D14R3V's RoHS3 status is now a baseline expectation in modern automotive supply chains and simplifies qualification for global platforms serving EU, Asia-Pacific, and North American markets simultaneously.
Can the ERJ-UP8D14R3V be used in automotive safety-critical circuits (AEC-Q200 certified), and what additional validation is required for ISO 26262 functional safety applications?
The ERJ-UP8D14R3V carries AEC-Q200 automotive qualification, confirming reliability in harsh automotive environments, but AEC-Q200 certification alone does not satisfy ISO 26262 functional safety requirements for ASIL-rated circuits. AEC-Q200 validates component robustness (thermal cycling, humidity, corrosion), whereas ISO 26262 demands proven failure mode analysis, diagnostic coverage, and systematic design controls specific to safety functions (e.g., emergency braking, steering, autonomous systems). The ERJ-UP8D14R3V may be used in ASIL A or ASIL B circuits with documented design rationale, failure mode analysis, and architectural redundancy, but ASIL C or ASIL D applications require additional evidence: failure rate data from accelerated life testing, field reliability feedback, or integration into pre-qualified functional safety libraries. OEM safety managers and functional safety engineers must independently validate the ERJ-UP8D14R3V's suitability for safety-critical signal chains; AEC-Q200 status does not provide automatic functional safety clearance.

Parts with Similar Specifications

The three parts on the right have similar specifications to Panasonic Electronic Components ERJ-UP8D14R3V

Product Attribute ERJ-UP8D1430V ERJ-UP8D1433V ERJ-UP8D14R7V ERJ-UP8D14R0V
Part Number ERJ-UP8D1430V ERJ-UP8D1433V ERJ-UP8D14R7V ERJ-UP8D14R0V
Manufacturer Panasonic Electronic Components Panasonic Electronic Components Panasonic Electronic Components Panasonic Electronic Components
Series - - - -
Resistance - - - -
Composition - - - -
Tolerance - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Temperature Coefficient - - - -
Ratings - - - -
Size / Dimension - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Height - Seated (Max) - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Features - - - Simultaneous Sampling
Base Product Number - DAC34H84 MAX500 ADS62P42
Power (Watts) - - - -
Number of Terminations - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Failure Rate - - - -

ERJ-UP8D14R3V Datasheet PDF

Download ERJ-UP8D14R3V pdf datasheets and Panasonic Electronic Components documentation for ERJ-UP8D14R3V - Panasonic Electronic Components.

Datasheets
Fixed Resistors Product Catalog.pdf
HTML Datasheet
Fixed Resistors Product Catalog.pdf

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Panasonic Electronic Components

ERJ-UP8D14R3V

Panasonic Electronic Components
98D-ERJ-UP8D14R3V

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