MAX4275AGESA+ Equivalent & Substitute Parts

Part Overview

The MAX4275AGESA+ is a general purpose operational amplifier featuring dual circuits in an 8-SOIC surface mount package, manufactured by Analog Devices Inc./Maxim Integrated. This device provides rail-to-rail output capability with a 2 MHz gain bandwidth product and operates across a 2.5V to 5.5V supply range. The part is classified as obsolete, making equivalent and substitute components necessary for ongoing design support and production continuity. Substitute parts must maintain functional compatibility through matching electrical specifications and identical package geometry while meeting current product availability and compliance requirements.

Key Parameters

Parameter	MAX4275AGESA+	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	0.7	V/µs
Gain Bandwidth Product	2	MHz
-3dB Bandwidth	970	kHz
Current - Input Bias	50	pA
Voltage - Input Offset	500	µV
Current - Supply (x2 Channels)	355	µA
Current - Output / Channel	65	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	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)	—
Product Status	Obsolete	—

Substitute Part Grouping Explanation

Substitution of the MAX4275AGESA+ is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Dual-circuit configuration (2 circuits per package)
General purpose amplifier topology
Rail-to-rail output capability
8-SOIC package with 0.154" (3.90mm) width
Surface mount technology
Supply voltage range compatibility: minimum 2.5V to 5.5V maximum
Operating temperature range: -40°C to 85°C minimum
Input offset voltage: 500 µV maximum
RoHS3 compliance

Secondary Compatibility Parameters:

Slew rate: 0.7 V/µs or greater
Gain bandwidth product: 2 MHz or greater
Input bias current: 50 pA or lower
Supply current: 355 µA or lower (per dual channels)
Output current per channel: 65 mA or greater

Substitute parts are grouped into two categories: direct replacements from Analog Devices (ADA4692 series) and functionally equivalent alternatives from other manufacturers (STMicroelectronics LMV358 series, Rohm Semiconductor LMR358FJ-GE2, and Texas Instruments LMV772MA/NOPB). Parts that do not meet all primary criteria are excluded from direct substitution consideration.

Parameter Comparison

Parameter	MAX4275AGESA+	ADA4692-2ARZ	ADA4692-2ARZ-R7	ADA4692-2ARZ-RL	LMR358FJ-GE2	LMV358IDT	LMV358IYDT	LMV772MA/NOPB	Unit
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	—
Number of Circuits	2	2	2	2	2	2	2	2	—
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Differential, Rail-to-Rail	—
Slew Rate	0.7	1.3	1.3	1.3	1	0.45	0.45	1.4	V/µs
Gain Bandwidth Product	2	3.6	3.6	3.6	3	1.3	1.3	3.5	MHz
Current - Input Bias	50	0.5	0.5	0.5	15	16	16	0.23	pA
Voltage - Input Offset	500	500	500	500	100	100	100	250	µV
Current - Supply (x2 Channels)	355	180	180	180	210	162	162	600	µA
Current - Output / Channel	65	55	55	55	60	160	160	75	mA
Voltage - Supply Span (Min)	2.5	2.7	2.7	2.7	2.7	2.7	2.7	2.7	V
Voltage - Supply Span (Max)	5.5	5	5	5	5.5	6	6	5.5	V
Operating Temperature (Min)	-40	-40	-40	-40	-40	-40	-40	-40	°C
Operating Temperature (Max)	85	125	125	125	85	125	125	125	°C
Package / Case	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	—
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	—
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	—
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	—

Engineering Selection Recommendations

Tier 1 - Manufacturer Recommended Substitutes (Analog Devices):

The ADA4692-2ARZ, ADA4692-2ARZ-R7, and ADA4692-2ARZ-RL represent the primary substitution path for the MAX4275AGESA+. All three variants share identical electrical specifications and are manufactured by Analog Devices Inc., the same company that produced the original part. These devices are active products with full production support and availability. The variants differ only in packaging format: tube (ADA4692-2ARZ), cut tape with Digi-Reel (ADA4692-2ARZ-R7), and tape & reel (ADA4692-2ARZ-RL). All meet ROHS3 compliance and MSL 1 requirements. The ADA4692 series provides superior performance with 1.3 V/µs slew rate (versus 0.7 V/µs), 3.6 MHz gain bandwidth product (versus 2 MHz), and significantly lower input bias current (0.5 pA versus 50 pA). Supply current is reduced to 180 µA per dual channels. Operating temperature range extends to 125°C. These parts are direct functional upgrades with no design modifications required.

Tier 2 - Cross-Manufacturer Alternatives:

The LMV358IDT and LMV358IYDT from STMicroelectronics provide functional equivalence with extended supply voltage range (2.7V to 6V) and higher output current capability (160 mA per channel). The LMV358IYDT includes automotive qualification (AEC-Q100) for applications requiring automotive-grade components. The LMR358FJ-GE2 from Rohm Semiconductor offers 3 MHz gain bandwidth product and 1 V/µs slew rate with lower input bias current (15 nA). The LMV772MA/NOPB from Texas Instruments provides the highest slew rate (1.4 V/µs) and gain bandwidth product (3.5 MHz) with differential output capability, though supply current is elevated at 600 µA per dual channels.

Compliance and Availability:

All substitute parts listed are active products with current production status and confirmed inventory availability. All meet ROHS3 compliance and MSL 1 moisture sensitivity requirements. Selection should prioritize Tier 1 substitutes for maximum compatibility and manufacturer support continuity.

Frequently Asked Questions (FAQ)

Q: Can the ADA4692-2ARZ directly replace the MAX4275AGESA+ without circuit modifications?

A: Yes. The ADA4692-2ARZ maintains identical pinout, package geometry (8-SOIC, 0.154" width), and functional electrical specifications for dual general purpose rail-to-rail amplifiers. All supply voltage and operating temperature ranges are compatible. No circuit modifications are required for direct substitution.

Q: What is the difference between ADA4692-2ARZ, ADA4692-2ARZ-R7, and ADA4692-2ARZ-RL?

A: These three part numbers represent the same device with different packaging and delivery formats. ADA4692-2ARZ is supplied in tube packaging. ADA4692-2ARZ-R7 is supplied in cut tape with Digi-Reel format. ADA4692-2ARZ-RL is supplied in tape & reel format. Electrical specifications and performance are identical across all three variants. Selection depends on manufacturing process requirements and inventory management preferences.

Q: Why does the LMV358IDT show lower slew rate (0.45 V/µs) compared to the MAX4275AGESA+ (0.7 V/µs)?

A: The LMV358IDT is functionally equivalent but represents a different design optimization. While slew rate is lower, the device provides superior input bias current performance (16 pA versus 50 pA), extended supply voltage range (to 6V), and significantly higher output current capability (160 mA per channel versus 65 mA). Substitution is valid when application requirements do not demand the higher slew rate specification.

Q: Is the LMV358IYDT suitable for automotive applications?

A: Yes. The LMV358IYDT carries AEC-Q100 automotive qualification and is designated for automotive-grade applications. It maintains identical electrical specifications to the standard LMV358IDT while meeting automotive reliability and testing standards. Use this variant when automotive qualification is a design requirement.

Q: What is the significance of the extended operating temperature range (to 125°C) in substitute parts?

A: The ADA4692 series, LMV358 variants, and LMV772MA/NOPB all extend maximum operating temperature to 125°C, compared to 85°C for the MAX4275AGESA+. This provides additional thermal margin for applications operating in elevated ambient conditions or with high internal power dissipation. The extended range does not affect substitution compatibility; it represents an enhancement for thermally demanding applications.

Q: Can the LMV772MA/NOPB be used as a substitute despite higher supply current (600 µA)?

A: The LMV772MA/NOPB is functionally compatible but exhibits elevated supply current consumption. Substitution is valid only when power budget permits the additional 245 µA per dual channels (600 µA versus 355 µA). The device offers superior slew rate (1.4 V/µs) and gain bandwidth product (3.5 MHz) with differential output capability. Evaluate power supply capacity and thermal dissipation before selection.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed in this reference document are RoHS3 compliant and carry MSL 1 (unlimited) moisture sensitivity level ratings, matching the compliance profile of the MAX4275AGESA+.

Q: What packaging considerations apply when substituting the MAX4275AGESA+?

A: All substitute parts maintain the 8-SOIC surface mount package with 0.154" (3.90mm) width. PCB footprints, solder reflow profiles, and assembly processes remain unchanged. No mechanical redesign is required. Verify that specific packaging variants (tube, cut tape, or tape & reel) align with manufacturing process requirements.

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