TLV2771IDBVT Equivalent & Substitute Parts

Part Overview

The TLV2771IDBVT is a general-purpose operational amplifier manufactured by Texas Instruments, housed in a SOT-23-5 surface mount package. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The part is currently in Last Time Buy status, indicating that Texas Instruments has discontinued this product line. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain supply chain reliability for applications currently utilizing the TLV2771IDBVT.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	10.5	V/µs
Gain Bandwidth Product	5.1	MHz
Current - Input Bias	2	pA
Voltage - Input Offset	500	µV
Current - Supply	1	mA
Current - Output / Channel	50	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	5.5	V
Operating Temperature	-40 to 125	°C
Package / Case	SC-74A, SOT-753	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the TLV2771IDBVT are selected based on strict electrical and mechanical compatibility criteria. All substitute devices must meet the following requirements:

Critical Matching Parameters:

Package type: SOT-23-5 (SC-74A, SOT-753)
Mounting type: Surface Mount
Output type: Rail-to-Rail
Number of circuits: 1
Operating temperature range: -40°C to 125°C
Supply voltage span: Minimum 2.5 V to maximum 5.5 V
RoHS3 compliance and MSL 1 rating

Electrical Performance Considerations: Substitute parts are grouped by their electrical characteristics relative to the TLV2771IDBVT baseline. The primary differentiators are slew rate, gain bandwidth product, input bias current, and input offset voltage. Parts with superior or equivalent performance in these parameters are suitable for direct substitution in most applications. Parts with lower performance specifications may be suitable only in applications where the TLV2771IDBVT's performance margins exceed design requirements.

Parameter Comparison

Part Number	Manufacturer	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (µV)	Supply Current (µA)	Output Current (mA)	Supply Min (V)	Supply Max (V)	Temp Range (°C)	Status
TLV2771IDBVT	Texas Instruments	10.5	5.1	2	500	1000	50	2.5	5.5	-40 to 125	Last Time Buy
TLV2771IDBVR	Texas Instruments	10.5	5.1	2	500	1000	50	2.5	5.5	-40 to 125	Active
AD8601ARTZ-R2	Analog Devices Inc.	6	8.4	0.2	80	750	50	2.7	5.5	-40 to 125	Active
AD8601ARTZ-REEL	Analog Devices Inc.	6	8.4	0.2	80	750	50	2.7	5.5	-40 to 125	Active
AD8601ARTZ-REEL7	Analog Devices Inc.	6	8.4	0.2	80	750	50	2.7	5.5	-40 to 125	Active
AD8601WARTZ-R7	Analog Devices Inc.	6	8.4	200	1300	750	50	2.7	5.5	-40 to 125	Active
AD8601WDRTZ-REEL7	Analog Devices Inc.	6	8.4	0.2	1300	750	50	2.7	5.5	-40 to 125	Active
MAX4321EUK+T	Analog Devices Inc./Maxim Integrated	2	5	50	1200	725	—	2.4	6.5	-40 to 85	Active
MAX4322EUK+T	Analog Devices Inc./Maxim Integrated	2	5	50	1200	725	—	2.4	6.5	-40 to 85	Active
MCP6281RT-E/OT	Microchip Technology	2.5	5	1	3000	450	25	2.2	6	-40 to 125	Active
MCP6281T-E/OT	Microchip Technology	2.5	5	1	3000	450	25	2.2	6	-40 to 125	Active

Engineering Selection Recommendations

Direct Replacement (Identical Electrical Performance):

The TLV2771IDBVR is the recommended primary substitute. This part is manufactured by Texas Instruments and maintains identical electrical specifications to the TLV2771IDBVT across all critical parameters: slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current, and supply voltage range. The only difference is packaging format (Cut Tape & Digi-Reel versus Tape & Reel). Both parts are ROHS3 compliant with MSL 1 rating and support the full -40°C to 125°C operating temperature range. The TLV2771IDBVR is in Active product status, ensuring continued availability.

High-Performance Substitutes (Enhanced Specifications):

The AD8601 family (AD8601ARTZ-R2, AD8601ARTZ-REEL, AD8601ARTZ-REEL7) offers superior electrical performance with higher gain bandwidth product (8.4 MHz versus 5.1 MHz), lower input bias current (0.2 pA versus 2 pA), and lower input offset voltage (80 µV versus 500 µV). These parts maintain the same output current capability (50 mA) and operating temperature range. The minimum supply voltage is slightly higher at 2.7 V. All variants are in Active status with ROHS3 compliance and MSL 1 rating. The AD8601WARTZ-R7 and AD8601WDRTZ-REEL7 variants include automotive-grade qualification.

Reduced-Performance Substitutes (Lower Specifications):

The MAX4321EUK+T and MAX4322EUK+T devices feature lower slew rate (2 V/µs) and reduced input bias current (50 nA). These parts support an extended maximum supply voltage (6.5 V) but have a reduced maximum operating temperature of 85°C. Output current capability is not specified. The MCP6281RT-E/OT and MCP6281T-E/OT devices from Microchip Technology feature lower slew rate (2.5 V/µs), reduced output current per channel (25 mA versus 50 mA), and higher input offset voltage (3 mV versus 500 µV). These parts support an extended supply voltage range (2.2 V to 6 V) and maintain the full -40°C to 125°C operating temperature range.

Compliance and Regulatory Status:

All substitute parts listed are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating. All parts are classified under ECCN EAR99 and HTSUS 8542.33.0001. These regulatory attributes match the original TLV2771IDBVT specification.

Frequently Asked Questions (FAQ)

Q: Can the TLV2771IDBVR be used as a direct replacement for the TLV2771IDBVT?

A: Yes. The TLV2771IDBVR is electrically identical to the TLV2771IDBVT. Both devices share the same slew rate (10.5 V/µs), gain bandwidth product (5.1 MHz), input bias current (2 pA), input offset voltage (500 µV), supply current (1 mA), output current (50 mA), and operating temperature range (-40°C to 125°C). The difference is packaging format: TLV2771IDBVR is supplied in Cut Tape & Digi-Reel format, while TLV2771IDBVT is supplied in Tape & Reel format. Both are ROHS3 compliant with MSL 1 rating and are housed in the same SOT-23-5 package.

Q: What are the key differences between the TLV2771IDBVT and the AD8601 family?

A: The AD8601 family offers enhanced electrical performance. The AD8601 variants provide higher gain bandwidth product (8.4 MHz versus 5.1 MHz), significantly lower input bias current (0.2 pA versus 2 pA), and lower input offset voltage (80 µV versus 500 µV). However, the AD8601 has a lower slew rate (6 V/µs versus 10.5 V/µs) and slightly higher minimum supply voltage requirement (2.7 V versus 2.5 V). Both families maintain 50 mA output current capability and the full -40°C to 125°C operating temperature range. The AD8601 is suitable for applications requiring lower input offset voltage and bias current, while the TLV2771 is preferred for applications requiring higher slew rate.

Q: Are the MAX4321EUK+T and MAX4322EUK+T suitable substitutes for the TLV2771IDBVT?

A: The MAX4321EUK+T and MAX4322EUK+T can function as substitutes in applications where the TLV2771IDBVT's performance margins exceed design requirements. These parts have significantly lower slew rate (2 V/µs versus 10.5 V/µs) and higher input offset voltage (1.2 mV versus 500 µV). The maximum operating temperature is reduced to 85°C, which may not be suitable for applications requiring the full -40°C to 125°C range. These parts do support an extended maximum supply voltage (6.5 V). Substitution is application-dependent and requires verification that the reduced slew rate and offset voltage do not compromise circuit performance.

Q: What is the difference between MCP6281RT-E/OT and MCP6281T-E/OT?

A: The MCP6281RT-E/OT and MCP6281T-E/OT are electrically identical. Both devices feature 2.5 V/µs slew rate, 5 MHz gain bandwidth product, 1 pA input bias current, and 3 mV input offset voltage. The difference is packaging format: MCP6281RT-E/OT is supplied in Tape & Reel format, while MCP6281T-E/OT is supplied in Cut Tape & Digi-Reel format. Both support the -40°C to 125°C operating temperature range and are ROHS3 compliant with MSL 1 rating. The primary limitation of the MCP6281 family relative to the TLV2771IDBVT is reduced output current (25 mA versus 50 mA) and lower slew rate (2.5 V/µs versus 10.5 V/µs).

Q: Can I use an AD8601WARTZ-R7 or AD8601WDRTZ-REEL7 in automotive applications?

A: Yes. The AD8601WARTZ-R7 and AD8601WDRTZ-REEL7 are designated with automotive-grade qualification. Both parts maintain the same electrical performance as the standard AD8601 variants (6 V/µs slew rate, 8.4 MHz gain bandwidth product, 50 mA output current) and support the full -40°C to 125°C operating temperature range. The AD8601WARTZ-R7 has input bias current of 200 nA and input offset voltage of 1.3 mV. The AD8601WDRTZ-REEL7 has input bias current of 0.2 pA and input offset voltage of 1.3 mV. Both are ROHS3 compliant with MSL 1 rating and are suitable for automotive applications requiring rail-to-rail operational amplifiers in SOT-23-5 packages.

Q: What is the minimum supply voltage requirement for each substitute part?

A: The TLV2771IDBVT and TLV2771IDBVR require a minimum supply voltage of 2.5 V. The AD8601 family requires 2.7 V minimum. The MCP6281 family requires 2.2 V minimum, offering the lowest supply voltage requirement. The MAX4321 and MAX4322 devices require 2.4 V minimum. Applications operating at supply voltages below 2.5 V cannot use the TLV2771 or AD8601 families and must use the MCP6281 or MAX4321/MAX4322 alternatives.

Q: Are all substitute parts available in the same SOT-23-5 package?

A: Yes. All substitute parts listed are housed in the SOT-23-5 package (SC-74A, SOT-753 case designation). All parts are surface mount devices with identical pin configurations, enabling direct PCB-level substitution without layout modifications. Packaging format (Tape & Reel, Cut Tape & Digi-Reel) differs between variants but does not affect electrical performance or physical package dimensions.

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