MCP47FVB04T-E/MQ Equivalent & Substitute Parts

Part Overview

The MCP47FVB04T-E/MQ is an 8-bit digital-to-analog converter (DAC) manufactured by Microchip Technology, designed for data acquisition applications requiring multiple voltage output channels. This device integrates four independent DAC channels in a compact 20-VQFN surface-mount package with an exposed pad. The part operates across a wide supply voltage range of 2.7V to 5.5V for both analog and digital domains, making it suitable for diverse embedded systems and industrial applications.

The MCP47FVB04T-E/MQ is classified as an active product with full RoHS3 compliance and REACH unaffected status. Finding equivalent substitute parts is necessary to address supply chain flexibility, inventory optimization, and procurement alternatives while maintaining identical electrical and mechanical performance.

Substiute Parts

MCP47FVB04T-E/MQ

Microchip TechnologyIn Stock: 2466MCP47FVB04T-E/MQ Datasheet

Current PartRFQ

MCP47FEB04T-E/MQ

Microchip TechnologyIn Stock: 3497MCP47FEB04T-E/MQ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCP47FVB04T-E/MQ is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part must satisfy the following criteria:

Electrical Equivalence Requirements:

• 8-bit resolution with 4 independent DAC channels
• I2C digital interface protocol
• External reference type configuration
• Identical supply voltage ranges: 2.7V to 5.5V for both analog and digital supplies
• Matching settling time of 7.8µs (typical)
• Identical INL/DNL specifications: ±0.1 and ±0.0125LSB
• Voltage output capability with both buffered and unbuffered configurations
• Operating temperature range of -40°C to 125°C

Mechanical Equivalence Requirements:

• 20-VQFN package with exposed pad
• Surface-mount technology (SMT)
• 5x5mm package footprint

Compliance Requirements:

• RoHS3 compliance
• REACH unaffected status
• Active product status

The MCP47FEB04T-E/MQ meets all substitution criteria and is classified as a parametric equivalent. The primary distinction between these parts is packaging format: the main part uses Tape & Reel (TR) packaging, while the substitute uses Cut Tape (CT) packaging. Both parts share identical electrical specifications and physical package dimensions.

Parameter Comparison

Engineering Selection Recommendations

The MCP47FEB04T-E/MQ is a direct parametric equivalent to the MCP47FVB04T-E/MQ for all electrical and functional applications. Both parts are manufactured by Microchip Technology and maintain active product status with full regulatory compliance.

Selection Criteria:

The choice between these parts should be based on procurement and supply chain requirements rather than technical performance:

• MCP47FVB04T-E/MQ (Tape & Reel): Select this part for high-volume automated assembly operations where tape and reel packaging provides optimal handling through pick-and-place equipment.

• MCP47FEB04T-E/MQ (Cut Tape): Select this part for lower-volume applications, prototyping, or when cut tape packaging aligns with existing procurement workflows and inventory management systems.

Both parts deliver identical electrical performance, thermal characteristics, and compliance certifications. The 20-VQFN package with exposed pad ensures thermal management capability in both configurations. PCB layout, schematic design, and firmware implementation remain unchanged between these alternatives.

Frequently Asked Questions (FAQ)

Q: Are the MCP47FVB04T-E/MQ and MCP47FEB04T-E/MQ electrically interchangeable?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, including 8-bit resolution, 4 DAC channels, I2C interface, settling time, supply voltage ranges, and operating temperature specifications. They produce identical performance in circuit applications.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging supplies components on continuous carrier tape wound on reels, optimized for high-speed automated assembly. Cut Tape (CT) packaging supplies the same components on shorter tape segments, typically used for lower-volume production or manual assembly processes. The physical component and package dimensions remain identical.

Q: Can I use MCP47FEB04T-E/MQ in place of MCP47FVB04T-E/MQ in existing designs?

A: Yes. The parts are pin-compatible, package-compatible, and functionally identical. No design changes, PCB modifications, or firmware updates are required. The substitution is direct at the component level.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the MCP47FVB04T-E/MQ and MCP47FEB04T-E/MQ are RoHS3 compliant and REACH unaffected. They carry identical regulatory certifications and are suitable for the same applications and markets.

Q: What is the 20-VQFN package specification?

A: The 20-VQFN is a very thin quad flat no-lead package measuring 5x5mm with 20 pins and an exposed thermal pad on the underside. This package provides excellent thermal dissipation for analog and mixed-signal applications while maintaining a compact footprint suitable for space-constrained designs.

Q: Are there any performance differences in settling time or accuracy between these parts?

A: No. Both parts specify identical settling time of 7.8µs (typical) and matching INL/DNL specifications of ±0.1 and ±0.0125LSB. Accuracy and speed performance are equivalent across all operating conditions within the specified temperature range.

Q: Which part should I specify for new designs?

A: Selection depends on your manufacturing process and supply chain. For automated high-volume assembly, specify the Tape & Reel version (MCP47FVB04T-E/MQ). For lower-volume or manual assembly processes, the Cut Tape version (MCP47FEB04T-E/MQ) may be more practical. Both are equally suitable from a technical standpoint.