AD8061ARTZ-REEL Equivalent & Substitute Parts

Part Overview

The AD8061ARTZ-REEL is a voltage feedback operational amplifier manufactured by Analog Devices Inc., designed for high-speed signal conditioning applications. This single-circuit, rail-to-rail output amplifier operates across a 2.7 V to 8 V supply range with a slew rate of 650 V/µs and -3dB bandwidth of 320 MHz. The device is housed in a SOT-23-5 surface mount package and maintains Active product status with full RoHS3 compliance.

Equivalent and substitute parts are identified for applications requiring alternative sourcing, inventory management, or specific packaging configurations while maintaining functional compatibility within defined electrical and mechanical parameters.

Key Parameters

Parameter	Value	Unit
Amplifier Type	Voltage Feedback	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	650	V/µs
-3dB Bandwidth	320	MHz
Current - Input Bias	3.5	µA
Voltage - Input Offset	1	mV
Current - Supply	6.8	mA
Current - Output / Channel	50	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	8	V
Operating Temperature	-40 to 85	°C
Mounting Type	Surface Mount	—
Package / Case	SC-74A, SOT-753	—
Supplier Device Package	SOT-23-5	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts are classified into two categories based on electrical and mechanical compatibility:

Category 1: Direct Equivalents (Identical Electrical Specifications)

Direct equivalents share identical electrical characteristics with the AD8061ARTZ-REEL, including amplifier type (Voltage Feedback), slew rate (650 V/µs), bandwidth (320 MHz), and supply voltage range (2.7 V to 8 V). These parts differ only in packaging configuration (Cut Tape & Digi-Reel® versus Tape & Reel) and inventory availability. The part AD8061ARTZ-REEL7 is a direct equivalent with alternative packaging.

Category 2: Functional Substitutes (Voltage Feedback, Rail-to-Rail, SOT-23-5 Package)

Functional substitutes maintain voltage feedback amplifier topology, rail-to-rail output capability, and SOT-23-5 packaging but operate within different electrical performance envelopes. These include OPA354AIDBVT and OPA354AQDBVRQ1 from Texas Instruments, which feature lower slew rate (150 V/µs) and reduced bandwidth (250 MHz) but higher output current capability (100 mA). These substitutes are suitable for applications where the primary AD8061ARTZ-REEL specifications exceed system requirements.

Category 3: General Purpose Alternatives (Rail-to-Rail, SOT-23-5 Package)

General purpose amplifiers including LTC6240 series variants and MCP6L series devices provide rail-to-rail output in SOT-23-5 packaging but operate as general purpose amplifiers rather than voltage feedback topologies. These alternatives feature significantly reduced slew rates (10 V/µs or lower) and bandwidth (18 MHz or lower) and are applicable only to low-frequency signal conditioning applications.

Key parameters determining substitution eligibility:

Amplifier Type (Voltage Feedback vs. General Purpose)
Output Type (Rail-to-Rail)
Package / Case (SOT-23-5)
Supply Voltage Range compatibility
Operating Temperature Range coverage
Slew Rate and Bandwidth requirements

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Slew Rate (V/µs)	-3dB Bandwidth (MHz)	Supply Span Min (V)	Supply Span Max (V)	Operating Temp (°C)	Output Current (mA)	Package
AD8061ARTZ-REEL	Analog Devices	Voltage Feedback	650	320	2.7	8	-40 to 85	50	SOT-23-5
AD8061ARTZ-REEL7	Analog Devices	Voltage Feedback	650	320	2.7	8	-40 to 85	50	SOT-23-5
OPA354AIDBVT	Texas Instruments	Voltage Feedback	150	250	2.5	5.5	-40 to 125	100	SOT-23-5
OPA354AQDBVRQ1	Texas Instruments	Voltage Feedback	150	250	2.5	5.5	-40 to 125	100	SOT-23-5
LTC6240CS5#TRMPBF	Analog Devices	General Purpose	10	18	2.8	6	0 to 70	30	TSOT-23-5
LTC6240CS5#TRPBF	Analog Devices	General Purpose	10	18	2.8	6	0 to 70	30	TSOT-23-5
LTC6240HS5#TRMPBF	Analog Devices	General Purpose	10	18	2.8	6	-40 to 125	30	TSOT-23-5
LTC6240IS5#TRMPBF	Analog Devices	General Purpose	10	18	2.8	6	-40 to 85	30	TSOT-23-5
LTC6240IS5#TRPBF	Analog Devices	General Purpose	10	18	2.8	6	-40 to 85	30	TSOT-23-5
MCP6L71T-E/OT	Microchip Technology	General Purpose	0.9	2	2	6	-40 to 125	—	SOT-23-5
MCP6L91T-E/OT	Microchip Technology	General Purpose	7	10	2.4	6	-40 to 125	—	SOT-23-5

Engineering Selection Recommendations

Direct Equivalent Selection

AD8061ARTZ-REEL7 is a direct electrical equivalent suitable for applications requiring identical performance specifications. Selection between AD8061ARTZ-REEL and AD8061ARTZ-REEL7 is determined by packaging requirements: Cut Tape & Digi-Reel® versus Tape & Reel configuration. Both maintain Active product status, RoHS3 compliance, and unlimited moisture sensitivity rating (MSL 1).

Voltage Feedback Substitutes

OPA354AIDBVT and OPA354AQDBVRQ1 (Texas Instruments) are voltage feedback amplifiers suitable for substitution in applications where the AD8061ARTZ-REEL slew rate and bandwidth specifications exceed system requirements. These devices operate within a narrower supply voltage range (2.5 V to 5.5 V) compared to the AD8061ARTZ-REEL (2.7 V to 8 V). OPA354AQDBVRQ1 includes automotive qualification (AEC-Q100) and extended operating temperature range (-40°C to 125°C). Both devices provide higher output current capability (100 mA) and maintain RoHS3 compliance.

General Purpose Amplifier Alternatives

LTC6240 series variants and MCP6L series devices are applicable only to low-frequency signal conditioning applications where slew rate and bandwidth requirements are substantially lower than the AD8061ARTZ-REEL specifications. These alternatives are not suitable for high-speed applications requiring 320 MHz bandwidth or 650 V/µs slew rate performance.

LTC6240HS5#TRMPBF provides the widest operating temperature range (-40°C to 125°C) among general purpose alternatives while maintaining RoHS3 compliance and unlimited moisture sensitivity rating.

All substitute parts maintain Active product status and RoHS3 compliance. Selection must account for specific application requirements regarding slew rate, bandwidth, supply voltage range, and operating temperature envelope.

Frequently Asked Questions (FAQ)

Q: Can AD8061ARTZ-REEL7 be used as a direct replacement for AD8061ARTZ-REEL?

A: Yes. AD8061ARTZ-REEL7 is electrically identical to AD8061ARTZ-REEL, with differences limited to packaging configuration (Cut Tape & Digi-Reel® versus Tape & Reel). Both devices share identical electrical specifications, supply voltage range, operating temperature range, and compliance certifications.

Q: What are the key differences between voltage feedback and general purpose amplifier topologies?

A: Voltage feedback amplifiers (AD8061ARTZ-REEL, OPA354 series) are optimized for high-speed signal conditioning with slew rates exceeding 150 V/µs and bandwidth in the 250 MHz to 320 MHz range. General purpose amplifiers (LTC6240 series, MCP6L series) operate at significantly reduced slew rates (0.9 V/µs to 10 V/µs) and bandwidth (2 MHz to 18 MHz), suitable for low-frequency applications. Topology selection determines maximum achievable signal fidelity and frequency response.

Q: Can OPA354AIDBVT replace AD8061ARTZ-REEL in all applications?

A: OPA354AIDBVT is suitable for substitution only in applications where the AD8061ARTZ-REEL slew rate (650 V/µs) and bandwidth (320 MHz) specifications exceed system requirements. OPA354AIDBVT operates at 150 V/µs slew rate and 250 MHz bandwidth. Additionally, OPA354AIDBVT supply voltage range (2.5 V to 5.5 V) is narrower than AD8061ARTZ-REEL (2.7 V to 8 V), requiring verification of circuit supply voltage compatibility.

Q: What is the significance of the supply voltage range difference between AD8061ARTZ-REEL and substitute parts?

A: AD8061ARTZ-REEL operates across 2.7 V to 8 V supply range, supporting both low-voltage (2.7 V to 3.3 V) and higher-voltage (5 V to 8 V) applications. OPA354 series devices operate within 2.5 V to 5.5 V range, excluding 8 V operation. LTC6240 series devices operate within 2.8 V to 6 V range. Substitution requires verification that the application supply voltage falls within the substitute part's specified range.

Q: Are LTC6240 series devices suitable for high-speed signal conditioning applications?

A: No. LTC6240 series devices are general purpose amplifiers with 10 V/µs slew rate and 18 MHz bandwidth, unsuitable for high-speed applications. These devices are applicable only to low-frequency signal conditioning where bandwidth requirements are below 18 MHz and slew rate requirements are below 10 V/µs.

Q: What is the difference between SOT-23-5 and TSOT-23-5 packages?

A: SOT-23-5 and TSOT-23-5 are both five-lead surface mount packages with identical pin configurations and footprints. TSOT-23-5 designates a thin variant with reduced package height. Both packages are mechanically compatible for PCB assembly, though component height specifications should be verified for applications with height constraints.

Q: Does OPA354AQDBVRQ1 automotive qualification affect its use in non-automotive applications?

A: OPA354AQDBVRQ1 automotive qualification (AEC-Q100) indicates compliance with automotive reliability and testing standards. This qualification does not restrict use in non-automotive applications. The device is suitable for any application requiring its electrical specifications and extended operating temperature range (-40°C to 125°C).

Q: What is the impact of operating temperature range differences on part selection?

A: AD8061ARTZ-REEL operates across -40°C to 85°C. OPA354 series devices extend to -40°C to 125°C, providing wider temperature coverage. LTC6240HS5#TRMPBF also extends to -40°C to 125°C. Applications requiring operation above 85°C require selection of substitute parts with extended temperature specifications. Applications limited to -40°C to 85°C range can use any listed substitute with compatible electrical specifications.

Q: How does input bias current affect amplifier selection?

A: AD8061ARTZ-REEL specifies 3.5 µA input bias current. OPA354 series devices specify 3 pA input bias current (significantly lower). LTC6240 series devices specify 0.2 pA input bias current. Lower input bias current reduces input offset voltage drift and is beneficial for precision signal conditioning. Higher input bias current (AD8061ARTZ-REEL) is acceptable for applications with high source impedance buffering or where input bias current compensation is implemented.

Q: What is the significance of output current rating differences?

A: AD8061ARTZ-REEL provides 50 mA output current per channel. OPA354 series devices provide 100 mA output current. LTC6240 series devices provide 30 mA output current. Output current rating determines maximum load current the amplifier can drive. Applications requiring output current exceeding 50 mA benefit from OPA354 series selection. Applications with output current requirements below 30 mA can use any listed substitute.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message