MAX4265EUA-T Equivalent & Substitute Parts

Part Overview

The MAX4265EUA-T is a voltage feedback amplifier integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. It features a single amplification circuit in an 8-uMAX/uSOP surface mount package. The device is classified as obsolete, which necessitates identification of equivalent and substitute components for ongoing design support and procurement continuity. Substitute parts must maintain electrical and mechanical compatibility within the specified parameter ranges.

Substiute Parts

MAX4265EUA-T

Analog Devices Inc./Maxim IntegratedIn Stock: 861MAX4265EUA-T Datasheet

Current PartRFQ

MAX4265EUA+T

Analog Devices Inc./Maxim IntegratedIn Stock: 838MAX4265EUA+T Datasheet

DirectRFQ

THS4275DGN

Texas InstrumentsIn Stock: 1374THS4275DGN Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MAX4265EUA-T are identified based on strict electrical and mechanical compatibility criteria. The substitution logic is structured as follows:

Primary Substitution Criteria:

• Amplifier Type: Voltage Feedback
• Number of Circuits: 1
• Package Type: 8-pin surface mount configuration
• Operating Temperature Range: -40°C to 85°C
• RoHS3 Compliance and MSL Level 1

Secondary Compatibility Parameters:

• Slew Rate: 900 V/µs or higher
• Gain Bandwidth Product: 400 MHz or higher
• -3dB Bandwidth: 400 MHz or higher
• Input Bias Current: 3.5 µA or lower
• Input Offset Voltage: 1 mV or lower
• Supply Current: 28 mA or lower
• Output Current per Channel: 45 mA or higher
• Supply Voltage Range: Minimum 4.5 V, Maximum 8 V or higher

Substitute parts must satisfy all primary criteria and maintain compatibility within the secondary parameter ranges to ensure functional equivalence in circuit applications.

Parameter Comparison

Engineering Selection Recommendations

MAX4265EUA+T (Analog Devices Inc./Maxim Integrated)

The MAX4265EUA+T is an active product variant of the MAX4265 base series. It maintains identical electrical specifications to the MAX4265EUA-T across all critical parameters: slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, and output current. The primary distinction is product status (Active vs. Obsolete) and packaging format (Tape & Reel vs. Tube). This part is the direct functional equivalent and preferred substitute for the obsolete MAX4265EUA-T. ROHS3 compliance and MSL Level 1 certification are maintained.

THS4275DGN (Texas Instruments)

The THS4275DGN is an alternative voltage feedback amplifier from Texas Instruments. It meets the core substitution criteria: single-circuit voltage feedback topology, 8-pin surface mount package, -40°C to 85°C operating range, ROHS3 compliance, and MSL Level 1 rating. The THS4275DGN demonstrates enhanced performance in specific parameters: slew rate of 1000 V/µs (versus 900 V/µs), -3dB bandwidth of 1.4 GHz (versus 400 MHz), and output current capability of 160 mA (versus 45 mA). However, input bias current is 6 µA (versus 3.5 µA) and input offset voltage is 5 mV (versus 1 mV). Supply voltage range extends to 15 V maximum (versus 8 V). This part is suitable for applications where higher bandwidth, output current, and supply voltage flexibility are beneficial, provided that the increased input bias current and offset voltage are acceptable within circuit design margins.

Frequently Asked Questions (FAQ)

Q: Can MAX4265EUA+T be used as a direct replacement for MAX4265EUA-T?

A: Yes. The MAX4265EUA+T is electrically and mechanically identical to the MAX4265EUA-T. Both parts share the same base product number (MAX4265), identical electrical specifications, and compatible 8-pin surface mount packaging. The primary difference is product status (Active vs. Obsolete) and packaging format (Tape & Reel vs. Tube). No circuit modifications are required.

Q: What are the key differences between MAX4265EUA-T and THS4275DGN?

A: Both are single-circuit voltage feedback amplifiers in compatible 8-pin surface mount packages. The THS4275DGN offers higher slew rate (1000 vs. 900 V/µs), significantly higher -3dB bandwidth (1.4 GHz vs. 400 MHz), greater output current (160 vs. 45 mA), and extended maximum supply voltage (15 vs. 8 V). The MAX4265EUA-T provides lower input bias current (3.5 vs. 6 µA) and lower input offset voltage (1 vs. 5 mV). Selection depends on application requirements for bandwidth, output drive capability, and input precision.

Q: Are there package compatibility concerns when substituting these parts?

A: All three parts use 8-pin surface mount packages with 0.118" (3.00mm) width. The THS4275DGN includes an exposed pad variant. PCB footprints designed for standard 8-TSSOP or 8-MSOP packages are compatible with all three parts. Thermal management considerations may differ due to the exposed pad on the THS4275DGN; verify thermal requirements for your specific application.

Q: Do all substitute parts meet RoHS and MSL requirements?

A: Yes. MAX4265EUA+T and THS4275DGN are both ROHS3 compliant with MSL Level 1 (Unlimited) rating, matching the MAX4265EUA-T specifications. Both parts are suitable for applications requiring RoHS compliance and standard moisture sensitivity handling.

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

A: For new designs requiring direct electrical equivalence to the MAX4265EUA-T, the MAX4265EUA+T is the recommended choice due to identical specifications and active product status. For applications where enhanced bandwidth, output current capability, or extended supply voltage range provide design advantages, the THS4275DGN is a qualified alternative, provided that increased input bias current and offset voltage are acceptable within circuit design tolerances.