MAX417ESA Equivalent & Substitute Parts Reference

Part Overview

The MAX417ESA is a general-purpose operational amplifier manufactured by Analog Devices Inc./Maxim Integrated, featuring dual circuits in an 8-SOIC surface mount package. This device is classified as obsolete, which necessitates identification of equivalent and substitute components for new designs or production continuity. The MAX417ESA operates as a rail-to-rail output amplifier suitable for low-power applications requiring dual-channel amplification across a 2.5V to 10V supply range.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	0.08	V/µs
Gain Bandwidth Product	150	kHz
Current - Input Bias	0.1	pA
Voltage - Input Offset	1	mV
Current - Supply (x2 Channels)	1	µA
Current - Output / Channel	600	µA
Voltage - Supply Span (Min)	2.5	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	—

Substitute Part Grouping Explanation

Substitution of the MAX417ESA is determined by strict alignment of electrical and mechanical parameters. The following criteria establish valid substitution relationships:

Primary Substitution Criteria:

Dual-channel amplifier configuration (2 circuits)
Rail-to-rail output capability
8-SOIC surface mount package (0.154", 3.90mm width)
Operating temperature range: -40°C to 85°C
Supply voltage compatibility within specified ranges

Secondary Compatibility Parameters:

Slew rate performance
Gain bandwidth product
Input bias current characteristics
Output current capability per channel
Input offset voltage specifications

Substitutes are grouped into two categories: direct packaging equivalents and functional alternatives with modified electrical characteristics. Direct equivalents maintain identical or superior performance across all key parameters. Functional alternatives provide equivalent circuit functionality with trade-offs in specific performance metrics.

Parameter Comparison

Parameter	MAX417ESA	MAX417ESA+	LMC6042AIMX/NOPB	OP281GSZ-REEL7
Manufacturer	Analog Devices/Maxim	Analog Devices/Maxim	Texas Instruments	Analog Devices
Product Status	Obsolete	Active	Active	Active
Amplifier Type	General Purpose	General Purpose	CMOS	General Purpose
Number of Circuits	2	2	2	2
Output Type	Rail-to-Rail	Rail-to-Rail	Push-Pull, Rail-to-Rail	Rail-to-Rail
Slew Rate (V/µs)	0.08	0.08	0.02	0.028
Gain Bandwidth Product (kHz)	150	150	100	105
Current - Input Bias	0.1 pA	0.1 pA	0.002 pA	3 nA
Voltage - Input Offset	1 mV	1 mV	1 mV	100 µV
Current - Supply (x2 Channels)	1 µA	1 µA	26 µA	3.3 µA
Current - Output / Channel	600 µA	600 µA	40 mA	12 mA
Voltage - Supply Span (Min)	2.5 V	2.5 V	4.5 V	2.7 V
Voltage - Supply Span (Max)	10 V	10 V	15.5 V	12 V
Operating Temperature	-40 to 85°C	-40 to 85°C	-40 to 85°C	-40 to 85°C
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC
RoHS Status	Non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

MAX417ESA+ (Direct Equivalent)

The MAX417ESA+ is the primary substitute for the obsolete MAX417ESA. This part maintains identical electrical specifications across all key parameters: slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, and output current. The MAX417ESA+ is manufactured by the same supplier (Analog Devices Inc./Maxim Integrated) and uses the same 8-SOIC package. The critical distinction is product status: MAX417ESA+ is active and ROHS3 compliant, whereas the original MAX417ESA is obsolete and RoHS non-compliant. For direct replacement in existing designs, MAX417ESA+ provides functional and electrical equivalence with improved regulatory compliance and supply availability (12,600 units in stock versus 1,350 units for the original).

OP281GSZ-REEL7 (Functional Substitute)

The OP281GSZ-REEL7 from Analog Devices serves as a functional substitute with modified electrical characteristics. This device maintains the dual-channel, rail-to-rail, general-purpose amplifier architecture in an identical 8-SOIC package. Key differences include: lower slew rate (0.028V/µs versus 0.08V/µs), lower gain bandwidth product (105 kHz versus 150 kHz), higher input bias current (3 nA versus 0.1 pA), superior input offset voltage (100 µV versus 1 mV), and higher supply current (3.3 µA versus 1 µA). The OP281GSZ-REEL7 supports an extended maximum supply voltage (12V versus 10V) and offers higher output current capability (12 mA versus 600 µA). This substitute is suitable for applications where the reduced slew rate and bandwidth are acceptable and where improved input offset voltage performance is beneficial. Product status is active with ROHS3 compliance.

LMC6042AIMX/NOPB (Alternative Substitute)

The LMC6042AIMX/NOPB from Texas Instruments is a CMOS amplifier alternative with push-pull, rail-to-rail output in an 8-SOIC package. This device differs significantly in supply voltage range (4.5V to 15.5V minimum, incompatible with the 2.5V minimum of MAX417ESA), slew rate (0.02V/µs), gain bandwidth product (100 kHz), and output current capability (40 mA). The LMC6042AIMX/NOPB exhibits superior input bias current (0.002 pA) and higher supply current (26 µA). This substitute is applicable only in designs where the minimum 4.5V supply voltage requirement is met and where higher output current capability is advantageous. Product status is active with ROHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can MAX417ESA+ be used as a direct replacement for MAX417ESA in existing PCB designs?

A: Yes. The MAX417ESA+ is electrically and mechanically identical to the MAX417ESA. Both devices use the 8-SOIC package with identical pinout, supply voltage range (2.5V to 10V), and all electrical specifications. The primary advantage of MAX417ESA+ is active product status and ROHS3 compliance. No circuit modifications are required.

Q: What are the key differences between MAX417ESA and OP281GSZ-REEL7?

A: Both devices are dual-channel, rail-to-rail general-purpose amplifiers in 8-SOIC packages with identical operating temperature ranges. The OP281GSZ-REEL7 has lower slew rate (0.028V/µs versus 0.08V/µs) and lower gain bandwidth product (105 kHz versus 150 kHz), resulting in reduced high-frequency performance. However, the OP281GSZ-REEL7 offers superior input offset voltage (100 µV versus 1 mV) and higher output current per channel (12 mA versus 600 µA). The OP281GSZ-REEL7 supports higher maximum supply voltage (12V versus 10V). Selection depends on whether the application requires the higher slew rate and bandwidth of MAX417ESA or the improved offset voltage and output current of OP281GSZ-REEL7.

Q: Is LMC6042AIMX/NOPB compatible with designs using MAX417ESA?

A: Compatibility is limited. The LMC6042AIMX/NOPB requires a minimum supply voltage of 4.5V, whereas MAX417ESA operates from 2.5V. If the design uses supply voltages below 4.5V, LMC6042AIMX/NOPB cannot be substituted. For designs operating at 4.5V or higher, the LMC6042AIMX/NOPB can be used, but the higher output current capability (40 mA versus 600 µA) and different slew rate (0.02V/µs) must be evaluated for circuit performance.

Q: What is the significance of RoHS compliance in selecting a substitute?

A: MAX417ESA is RoHS non-compliant, while MAX417ESA+, OP281GSZ-REEL7, and LMC6042AIMX/NOPB are all ROHS3 compliant. For new designs or production in regions with RoHS regulations, compliant substitutes are required. For legacy systems or applications without RoHS requirements, non-compliance is not a functional limitation.

Q: Can I use OP281GSZ-REEL7 in a low-power application where MAX417ESA supply current (1 µA) is critical?

A: No. The OP281GSZ-REEL7 has supply current of 3.3 µA per dual-channel configuration, which is 3.3 times higher than MAX417ESA. For applications where total supply current is a design constraint, OP281GSZ-REEL7 is not suitable. MAX417ESA+ maintains the original 1 µA supply current specification and is the appropriate choice for low-power applications.

Q: Are all substitute parts available in the same packaging options as MAX417ESA?

A: All three substitutes use the 8-SOIC surface mount package with identical dimensions (0.154", 3.90mm width). However, packaging formats differ: MAX417ESA+ is available in Tube packaging, LMC6042AIMX/NOPB in Cut Tape and Digi-Reel format, and OP281GSZ-REEL7 in Tape & Reel format. Verify packaging compatibility with your procurement and assembly processes before selection.

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