MAX6120ESA Series Voltage Reference IC Equivalent & Substitute Parts

Part Overview

The MAX6120ESA is a series voltage reference integrated circuit manufactured by Analog Devices Inc./Maxim Integrated, designed for power management applications requiring fixed 1.2V output with ±1% tolerance. This component operates across a 2.4V to 11V input range and is housed in an 8-SOIC surface mount package.

The MAX6120ESA is classified as obsolete product status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term production requirements for systems utilizing this voltage reference topology.

Substiute Parts

MAX6120ESA
Analog Devices Inc./Maxim IntegratedIn Stock: 2254MAX6120ESA Datasheet
MAX6120ESA
Current Part
MAX6120ESA+
Analog Devices Inc./Maxim IntegratedIn Stock: 1064MAX6120ESA+ Datasheet
MAX6120ESA+
Direct

Key Parameters

Parameter Specification
Output Voltage (Fixed) 1.2V
Tolerance ±1%
Temperature Coefficient 100ppm/°C
Noise (0.1Hz to 10Hz) 10µVp-p
Noise (10Hz to 10kHz) 400µVp-p
Input Voltage Range 2.4V ~ 11V
Supply Current 70µA
Operating Temperature -40°C ~ 85°C
Package Type 8-SOIC (0.154", 3.90mm Width)
Mounting Type Surface Mount

Substitute Part Grouping Explanation

Substitution of the MAX6120ESA is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part must maintain identical specifications for output voltage, tolerance, temperature coefficient, noise characteristics, input voltage range, supply current, operating temperature range, and package configuration.

The MAX6120ESA+ qualifies as a direct substitute based on complete parameter alignment across all specified electrical characteristics and mechanical dimensions. The primary distinction between these parts is product status and compliance certification, not functional performance.

Parameter Comparison

Parameter MAX6120ESA MAX6120ESA+
Output Voltage (Fixed) 1.2V 1.2V
Tolerance ±1% ±1%
Temperature Coefficient 100ppm/°C 100ppm/°C
Noise (0.1Hz to 10Hz) 10µVp-p 10µVp-p
Noise (10Hz to 10kHz) 400µVp-p 400µVp-p
Input Voltage Range 2.4V ~ 11V 2.4V ~ 11V
Supply Current 70µA 70µA
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Mounting Type Surface Mount Surface Mount
Product Status Obsolete Active
RoHS Status RoHS non-compliant ROHS3 Compliant

Engineering Selection Recommendations

The MAX6120ESA+ is the direct functional equivalent of the MAX6120ESA. Both parts share identical electrical performance specifications and mechanical packaging. Selection between these parts should be based on product availability, compliance requirements, and supply chain considerations.

The MAX6120ESA+ offers the advantage of active product status and ROHS3 compliance certification, making it suitable for new designs and applications with regulatory compliance requirements. The MAX6120ESA remains available in limited inventory as an obsolete part.

For applications requiring RoHS compliance or long-term supply assurance, the MAX6120ESA+ is the appropriate selection. Both parts are electrically and mechanically interchangeable within the specified parameter ranges.

Frequently Asked Questions (FAQ)

Q: Are MAX6120ESA and MAX6120ESA+ electrically interchangeable?

A: Yes. Both parts deliver identical electrical performance across all specified parameters including output voltage, tolerance, temperature coefficient, noise characteristics, input voltage range, and supply current. They are functionally equivalent for circuit design purposes.

Q: What is the difference between MAX6120ESA and MAX6120ESA+?

A: The primary differences are product status and compliance certification. MAX6120ESA is classified as obsolete, while MAX6120ESA+ is active. MAX6120ESA+ carries ROHS3 compliance certification, whereas MAX6120ESA is RoHS non-compliant. Electrical and mechanical specifications are identical.

Q: Can I use MAX6120ESA+ in place of MAX6120ESA in existing designs?

A: Yes. The MAX6120ESA+ is a direct substitute. No circuit modifications or PCB layout changes are required, as both parts use identical 8-SOIC packaging with the same pin configuration and electrical characteristics.

Q: What packaging options are available for these parts?

A: Both MAX6120ESA and MAX6120ESA+ are supplied in 8-SOIC surface mount packages with 0.154" width (3.90mm). MAX6120ESA+ is available in Tube packaging, while MAX6120ESA packaging specification is not detailed in the provided data.

Q: Are there inventory considerations when selecting between these parts?

A: MAX6120ESA has 2167 pieces in stock as an obsolete part. MAX6120ESA+ has 985 pieces in stock as an active product. For new production or long-term requirements, MAX6120ESA+ is recommended due to active status and ongoing availability.

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