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MMA02040C7680FB000
Vishay Beyschlag/Draloric/BC Components
MMA 0204-50 1% B0 768R
20234 Pcs New Original In Stock
Chip Resistor
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(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (159 Ratings)
MMA02040C7680FB000
Product Overview
2068657
DiGi Electronics Part Number
MMA02040C7680FB000-DGManufacturer
Vishay Beyschlag/Draloric/BC Components
MMA02040C7680FB000
Description
MMA 0204-50 1% B0 768RInventory
20234 Pcs New Original In Stock
Chip Resistor
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
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MMA02040C7680FB000 Technical Specifications
Category
Chip Resistor - Surface Mount
Packaging
Tape & Reel (TR)
Series
*
Product Status
Active
Datasheet & Documents
HTML Datasheet
MMA02040C7680FB000-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8533.21.0040
Additional Information
Other Names
749-MMA02040C7680FB000TR
Standard Package
10,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
장인정신이 느껴지는 품질로, 계속해서 디지 전자를 이용하고 싶어요.
Dec 02, 2025
Their shipping tracking keeps us informed and confident about delivery schedules.
Dec 02, 2025
The variety of options available from DiGi Electronics helps us stay innovative in our teaching methods.
Dec 02, 2025
I find their pricing to be very reasonable, especially given the excellent quality of their packaging.
Dec 02, 2025
They shipped my order swiftly, and support was quick to assist.
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Frequently Asked Questions (FAQ)
What are the key design-in considerations for the MMA02040C7680FB000 when replacing a 0204-sized resistor from another manufacturer in a high-density PCB layout?
When integrating the MMA02040C7680FB000 into a high-density PCB as a replacement for another 0204-sized resistor, ensure footprint compatibility—especially pad geometry and spacing—to prevent tombstoning during reflow. Verify that the 1% tolerance and ±100 ppm/°C TCR support your signal accuracy requirements. The MMA02040C7680FB000 offers stable performance under thermal cycling, but mismatched copper land patterns can introduce mechanical stress; follow IPC-7351 guidelines for 0204 package footprints. Additionally, confirm that the 50 mW power rating meets local heat dissipation limits in your layout, particularly in stacked or enclosed designs where airflow is restricted.
How does the MMA02040C7680FB000 compare to the Yageo RC0204FR-07768RL in precision analog circuits requiring long-term reliability?
The MMA02040C7680FB000 and Yageo RC0204FR-07768RL both offer 0204 size, 768 Ω resistance, and 1% tolerance, making them functionally interchangeable on paper. However, the MMA02040C7680FB000 features a ±100 ppm/°C TCR compared to the Yageo’s typically tighter ±50 ppm/°C, which may lead to greater drift in precision references or sensor interfaces over temperature. That said, the Vishay part has superior long-term stability due to its metal film construction and MSL-1 rating—ideal for uncontrolled storage or humid environments. For applications where baseline accuracy is critical, use the Yageo part; for field reliability in harsh conditions, the MMA02040C7680FB000 is preferred.
Can the MMA02040C7680FB000 be safely used in automotive under-hood applications with frequent thermal cycling between -40°C and 125°C?
Yes, the MMA02040C7680FB000 is suitable for automotive under-hood use thanks to its MSL-1 rating and stable metal film construction, which resists degradation from repeated thermal cycling. However, ensure that the actual power dissipation stays below 70% of its 50 mW rated power to avoid accelerated aging or parameter drift. Simultaneously, verify board-level CTE matching in FR-4 PCBs to prevent solder joint fatigue. The ±100 ppm/°C TCR means resistance can shift up to ±15.36 Ω over the full temperature range—assess whether this impacts sensor calibration or voltage division accuracy in your signal chain.
What risks should I evaluate when substituting the MMA02040C7680FB000 for a thick-film resistor in a low-noise amplifier bias network?
Substituting the MMA02040C7680FB000 for a thick-film resistor in a low-noise amplifier bias network reduces thermal noise due to its lower noise index—typical of metal film vs. thick film. However, verify that the ±100 ppm/°C TCR does not introduce significant DC offset drift under variable thermal loads, which could shift the amplifier’s operating point. Also validate layout parasitics: the MMA02040C7680FB000’s smaller size reduces stray inductance, but poor trace routing can negate this benefit. Avoid placing near heat sources or high-current traces that thermally couple to the resistor, as this amplifies drift and destabilizes biasing.
What solder profile and handling precautions are recommended for the MMA02040C7680FB000 in high-volume SMT assembly?
For high-volume SMT assembly, use a JEDEC J-STD-020-compliant reflow profile with peak temperatures not exceeding 260°C for the MMA02040C7680FB000. Although it has MSL-1 (unlimited floor life), store in dry, ESD-protected environments to maintain reliability. Avoid thermal shock by minimizing soak time and ensuring uniform heating across the PCB. Use no-clean or water-soluble fluxes compatible with metal film resistors to prevent long-term corrosion. Additionally, optimize stencil aperture design to prevent excessive solder paste volume, which can lead to fillet lifting or shorting in dense 0204 layouts. Verify placement accuracy with SPI to reduce tombstoning risk.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
MMA02040C7680FB000 CAD Models
Vishay Beyschlag/Draloric/BC Components MMA02040C7680FB000 PCB symbols & footprints
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