MAX4162ESA-T Equivalent & Substitute Parts

Part Overview

The MAX4162ESA-T is a general purpose operational amplifier manufactured by Analog Devices Inc./Maxim Integrated, housed in an 8-SOIC surface mount package. This device features rail-to-rail output capability and is designed for low-power applications requiring single-circuit amplification. The MAX4162ESA-T is classified as obsolete product status, necessitating identification of active equivalent and substitute components for new designs and ongoing production requirements. Substitute parts must maintain compatibility across electrical performance parameters, mechanical packaging, and supply voltage specifications.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	0.115	V/µs
Gain Bandwidth Product	200	kHz
Current - Input Bias	1	pA
Voltage - Input Offset	500	µV
Current - Supply	25	µA
Current - Output / Channel	15	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	10	V
Operating Temperature	-40 to 85	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the MAX4162ESA-T is determined by the following critical parameters: package type (8-SOIC surface mount), output configuration (rail-to-rail), single-circuit topology, supply voltage range (2.7V to 10V minimum), operating temperature range (-40°C to 85°C), and compliance certifications (ROHS3, REACH Unaffected, EAR99).

The substitute parts are grouped into two categories:

Direct Package Equivalent: MAX4162ESA+T maintains identical electrical specifications and packaging, differing only in product status (Active vs. Obsolete) and packaging format (Cut Tape & Digi-Reel vs. standard).

Functional Substitutes: AD8031ARZ-REEL, AD8031ARZ-REEL7, and AD8031BRZ-REEL7 are voltage feedback amplifiers that share the same 8-SOIC package, rail-to-rail output, single-circuit configuration, and compatible supply voltage range. These parts exhibit higher performance characteristics (35V/µs slew rate, 80MHz bandwidth) while maintaining backward compatibility with the MAX4162ESA-T pinout and mechanical footprint.

Parameter Comparison

Parameter	MAX4162ESA-T	MAX4162ESA+T	AD8031ARZ-REEL	AD8031ARZ-REEL7	AD8031BRZ-REEL7
Amplifier Type	General Purpose	General Purpose	Voltage Feedback	Voltage Feedback	Voltage Feedback
Number of Circuits	1	1	1	1	1
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Slew Rate (V/µs)	0.115	0.115	35	35	35
Current - Input Bias (nA)	0.001	0.001	450	450	450
Voltage - Input Offset (µV)	500	500	1000	1000	500
Current - Supply (µA)	25	25	900	900	900
Current - Output / Channel (mA)	15	15	15	15	15
Voltage - Supply Span Min (V)	2.7	2.7	2.7	2.7	2.7
Voltage - Supply Span Max (V)	10	10	12	12	12
Operating Temperature (°C)	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1	1	1	1	1

Engineering Selection Recommendations

For Direct Replacement: MAX4162ESA+T is the primary substitute for MAX4162ESA-T. This part maintains identical electrical specifications and operating characteristics while offering Active product status and improved availability. Both components are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99. The MAX4162ESA+T is available in Cut Tape and Digi-Reel packaging formats with significantly higher inventory levels (5100 units vs. 746 units).

For Performance-Enhanced Substitution: AD8031ARZ-REEL7 and AD8031BRZ-REEL7 provide superior dynamic performance characteristics while maintaining full mechanical and electrical compatibility. These voltage feedback amplifiers deliver 35V/µs slew rate and 80MHz bandwidth compared to the MAX4162ESA-T specifications of 0.115V/µs and 200kHz. The AD8031BRZ-REEL7 variant offers improved input offset voltage specification (500µV matching the original) and is available with the highest inventory level (15300 units). All AD8031 variants support the same 8-SOIC package, rail-to-rail output, and -40°C to 85°C operating temperature range. Supply voltage maximum extends to 12V, providing additional design margin beyond the 10V maximum of the original part.

Compliance Verification: All substitute parts maintain ROHS3 compliance, REACH unaffected status, and EAR99 ECCN classification, ensuring regulatory equivalence for applications requiring these certifications.

Frequently Asked Questions (FAQ)

Q: Can MAX4162ESA+T be used as a direct replacement for MAX4162ESA-T?

A: Yes. MAX4162ESA+T is electrically and mechanically identical to MAX4162ESA-T. Both parts share identical slew rate (0.115V/µs), gain bandwidth product (200kHz), input bias current (1pA), input offset voltage (500µV), supply current (25µA), output current (15mA), supply voltage range (2.7V to 10V), and operating temperature range (-40°C to 85°C). The primary difference is product status: MAX4162ESA+T is Active while MAX4162ESA-T is Obsolete. Both are packaged in 8-SOIC surface mount configuration with identical pinout.

Q: What are the key differences between MAX4162ESA-T and AD8031ARZ-REEL7?

A: Both parts share identical 8-SOIC packaging, rail-to-rail output configuration, single-circuit topology, and operating temperature range (-40°C to 85°C). Key differences include: AD8031ARZ-REEL7 exhibits higher slew rate (35V/µs vs. 0.115V/µs), higher bandwidth (80MHz vs. 200kHz), higher input bias current (450nA vs. 1pA), higher input offset voltage (1mV vs. 500µV), and higher supply current (900µA vs. 25µA). AD8031ARZ-REEL7 supports extended supply voltage maximum (12V vs. 10V). These differences indicate AD8031ARZ-REEL7 is optimized for higher-frequency applications while MAX4162ESA-T is optimized for low-power operation.

Q: Are the AD8031 variants pin-compatible with MAX4162ESA-T?

A: Yes. AD8031ARZ-REEL, AD8031ARZ-REEL7, and AD8031BRZ-REEL7 are all housed in 8-SOIC packages with identical pinout to MAX4162ESA-T. All three variants support the same mechanical footprint (0.154" width, 3.90mm) and surface mount assembly process. Pin compatibility enables direct PCB substitution without layout modifications.

Q: Which substitute part should be selected for new production designs?

A: For new designs requiring specifications matching the original MAX4162ESA-T, select MAX4162ESA+T. This part is Active status with superior availability and identical performance. For applications where higher bandwidth and slew rate provide design benefits, AD8031ARZ-REEL7 or AD8031BRZ-REEL7 are appropriate selections. AD8031BRZ-REEL7 offers the best inventory availability (15300 units) and improved input offset voltage specification (500µV).

Q: Do all substitute parts meet the same compliance requirements?

A: Yes. MAX4162ESA+T, AD8031ARZ-REEL, AD8031ARZ-REEL7, and AD8031BRZ-REEL7 are all ROHS3 compliant, REACH unaffected, and classified as EAR99 under ECCN. All parts carry Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity constraints during storage and handling.

Q: What is the supply voltage compatibility range for substitution?

A: MAX4162ESA-T and MAX4162ESA+T support 2.7V to 10V supply range. AD8031 variants (AD8031ARZ-REEL, AD8031ARZ-REEL7, AD8031BRZ-REEL7) support 2.7V to 12V supply range. All parts are compatible with the original 2.7V to 10V operating window. The extended 12V maximum of AD8031 variants provides additional design margin for applications operating near the upper supply limit.

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