TLV4111ID Equivalent & Substitute Parts

Part Overview

The TLV4111ID is a general-purpose operational amplifier manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The TLV4111ID is classified as Last Time Buy, indicating that the original manufacturer has discontinued or will discontinue production. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term product availability for applications currently utilizing this component.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	1.57	V/µs
Gain Bandwidth Product	2.7	MHz
Current - Input Bias	0.3	pA
Voltage - Input Offset	175	µV
Current - Supply	700	µA
Current - Output / Channel	320	mA
Voltage - Supply Span (Min)	2.5	V
Voltage - Supply Span (Max)	6	V
Operating Temperature	-40 to 125	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TLV4111ID is determined by strict alignment of the following electrical and mechanical parameters:

Primary Substitution Criteria:

Package type: 8-SOIC surface mount form factor
Output configuration: Rail-to-rail output
Number of circuits: Single amplifier per package
Supply voltage range: Minimum 2.5 V to maximum 6 V overlap required
Operating temperature range: Minimum -40°C to maximum 125°C preferred
Amplifier classification: General Purpose or Voltage Feedback topology

Secondary Compatibility Parameters:

Slew rate: 1.57 V/µs baseline; substitutes with equal or higher slew rate maintain performance
Gain bandwidth product: 2.7 MHz baseline; substitutes with equal or higher GBW maintain frequency response
Input bias current: 0.3 pA baseline; lower values indicate improved input stage performance
Input offset voltage: 175 µV baseline; lower values indicate improved DC accuracy
Supply current: 700 µA baseline; lower values indicate improved power efficiency
Output current capability: 320 mA baseline; equal or higher values maintain load driving capability

Substitutes are grouped into two categories: Direct Equivalents (identical electrical specifications and packaging) and Functional Equivalents (compatible electrical performance within application tolerance with identical packaging).

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	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)	Package	Status
TLV4111ID	Texas Instruments	General Purpose	1.57	2.7	0.3	175	700	320	2.5	6	-40 to 125	8-SOIC	Last Time Buy
TLV4111IDR	Texas Instruments	General Purpose	1.57	2.7	0.3	175	700	320	2.5	6	-40 to 125	8-SOIC	Active
MCP601-E/SN	Microchip Technology	General Purpose	2.3	2.8	1	700	230	22	2.7	6	-40 to 125	8-SOIC	Active
MCP601-I/SN	Microchip Technology	General Purpose	2.3	2.8	1	700	230	22	2.7	6	-40 to 85	8-SOIC	Active
MCP601T-E/SN	Microchip Technology	General Purpose	2.3	2.8	1	700	230	22	2.7	6	-40 to 125	8-SOIC	Active
MCP6271-E/SN	Microchip Technology	General Purpose	0.9	2	1	3000	170	25	2	6	-40 to 125	8-SOIC	Active
MCP6271T-E/SN	Microchip Technology	General Purpose	0.9	2	1	3000	170	25	2	6	-40 to 125	8-SOIC	Active
MCP6283-E/SN	Microchip Technology	General Purpose	2.5	5	1	3000	450	25	2.2	6	-40 to 125	8-SOIC	Active
MCP6283T-E/SN	Microchip Technology	General Purpose	2.5	5	1	3000	450	25	2.2	6	-40 to 125	8-SOIC	Active
AD8061ARZ	Analog Devices Inc.	Voltage Feedback	650	320	3500	1000	6800	50	2.7	8	-40 to 85	8-SOIC	Active
AD8061ARZ-REEL	Analog Devices Inc.	Voltage Feedback	650	320	3500	1000	6800	50	2.7	8	-40 to 85	8-SOIC	Active
AD8061ARZ-REEL7	Analog Devices Inc.	Voltage Feedback	650	320	3500	1000	6800	50	2.7	8	-40 to 85	8-SOIC	Active

Engineering Selection Recommendations

Tier 1 - Direct Equivalent (Recommended Primary Substitute):

TLV4111IDR is the direct equivalent of TLV4111ID. Both parts share identical electrical specifications, package configuration, and operating parameters. The only difference is packaging format: TLV4111ID is supplied in Tube packaging, while TLV4111IDR is supplied in Tape & Reel (TR) format. TLV4111IDR maintains Active product status, ensuring continued availability and manufacturing support. This part is suitable for direct replacement in all applications where TLV4111ID was originally specified.

Tier 2 - Functional Equivalents (General Purpose Amplifiers):

MCP601T-E/SN, MCP601-E/SN, and MCP601-I/SN (Microchip Technology) are functionally compatible general-purpose amplifiers in 8-SOIC packaging. These parts demonstrate superior slew rate (2.3 V/µs versus 1.57 V/µs) and marginally higher gain bandwidth product (2.8 MHz versus 2.7 MHz). Supply current is significantly lower (230 µA versus 700 µA), offering improved power efficiency. All three variants maintain the -40°C to 125°C operating temperature range and 2.7 V to 6 V supply voltage compatibility. MCP601T-E/SN is supplied in Tape & Reel format with Active status. MCP601-E/SN and MCP601-I/SN are supplied in Tube format; MCP601-I/SN has a reduced operating temperature range (-40°C to 85°C). Output current capability is reduced to 22 mA, which may limit applications requiring high load drive current.

MCP6283-E/SN and MCP6283T-E/SN (Microchip Technology) offer enhanced performance with higher slew rate (2.5 V/µs) and significantly higher gain bandwidth product (5 MHz). These parts support lower minimum supply voltage (2.2 V) and maintain the full -40°C to 125°C temperature range. Supply current is moderate (450 µA). Output current remains limited to 25 mA. These variants are suitable for applications requiring higher frequency response.

MCP6271-E/SN and MCP6271T-E/SN (Microchip Technology) are low-power alternatives with reduced slew rate (0.9 V/µs) and lower gain bandwidth product (2 MHz). Supply current is minimal (170 µA), making these parts suitable for ultra-low-power applications. These variants are not recommended for applications requiring the original slew rate or bandwidth performance.

Tier 3 - Performance-Enhanced Alternatives (Voltage Feedback Topology):

AD8061ARZ, AD8061ARZ-REEL, and AD8061ARZ-REEL7 (Analog Devices Inc.) represent a different amplifier topology (Voltage Feedback) with substantially higher performance specifications. Slew rate is dramatically higher (650 V/µs versus 1.57 V/µs), and gain bandwidth product is significantly elevated (320 MHz versus 2.7 MHz). These parts are suitable only for applications where the original TLV4111ID performance envelope is insufficient and higher-speed operation is required. Operating temperature range is reduced to -40°C to 85°C. Supply current is substantially higher (6.8 mA versus 700 µA), and output current is lower (50 mA versus 320 mA). These parts are not direct substitutes but rather performance upgrades for specific high-speed applications.

Compliance and Certification:

All substitute parts listed maintain ROHS3 compliance, Moisture Sensitivity Level 1 (Unlimited), and REACH Unaffected status, matching the original TLV4111ID specifications. All parts are classified under ECCN EAR99 and HTSUS 8542.33.0001.

Frequently Asked Questions (FAQ)

Q: Can TLV4111IDR be used as a direct replacement for TLV4111ID?

A: Yes. TLV4111IDR is the direct equivalent of TLV4111ID with identical electrical specifications and operating parameters. The only difference is packaging format: TLV4111ID uses Tube packaging, while TLV4111IDR uses Tape & Reel (TR) format. Both are 8-SOIC surface mount packages with identical pinout and footprint. TLV4111IDR is recommended as the primary substitute due to its Active product status.

Q: What is the difference between MCP601-E/SN, MCP601-I/SN, and MCP601T-E/SN?

A: All three are Microchip MCP601 general-purpose amplifiers with identical electrical specifications. The differences are: (1) Packaging format: MCP601-E/SN and MCP601-I/SN use Tube packaging; MCP601T-E/SN uses Tape & Reel format. (2) Operating temperature range: MCP601-E/SN and MCP601T-E/SN support -40°C to 125°C; MCP601-I/SN supports -40°C to 85°C. For applications requiring the full temperature range, MCP601-E/SN or MCP601T-E/SN are preferred.

Q: Why do the AD8061ARZ variants have such different electrical specifications compared to TLV4111ID?

A: The AD8061ARZ series uses Voltage Feedback amplifier topology, which is fundamentally different from the General Purpose topology of TLV4111ID. Voltage Feedback amplifiers are optimized for high-speed, high-bandwidth applications and inherently exhibit higher slew rates (650 V/µs) and wider bandwidth (320 MHz). These parts are not direct substitutes but rather performance-enhanced alternatives for applications requiring higher-frequency operation. The trade-off is significantly higher supply current consumption (6.8 mA versus 700 µA).

Q: Can MCP6271-E/SN be used in place of TLV4111ID?

A: MCP6271-E/SN is not recommended as a substitute for TLV4111ID in most applications. While both are general-purpose amplifiers in 8-SOIC packaging, MCP6271-E/SN has substantially lower slew rate (0.9 V/µs versus 1.57 V/µs) and lower gain bandwidth product (2 MHz versus 2.7 MHz). MCP6271-E/SN is optimized for ultra-low-power operation (170 µA supply current) and is suitable only for applications where reduced speed performance is acceptable and power consumption is critical.

Q: What is the significance of the Last Time Buy status for TLV4111ID?

A: Last Time Buy status indicates that Texas Instruments has discontinued or will discontinue production of TLV4111ID. This means existing inventory will be depleted and no new units will be manufactured. Designs currently using TLV4111ID must transition to an alternative part. TLV4111IDR (Active status) is the recommended transition path, as it provides identical functionality with continued manufacturing support.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed in this document maintain ROHS3 compliance, matching the original TLV4111ID specification. All parts also maintain Moisture Sensitivity Level 1 (Unlimited) and REACH Unaffected status.

Q: What is the difference between Tube and Tape & Reel packaging?

A: Tube packaging supplies components in plastic tubes, typically used for lower-volume orders or manual assembly. Tape & Reel (TR) packaging supplies components on continuous tape wound on reels, optimized for automated pick-and-place assembly equipment. Both formats contain identical components; the difference is in handling and assembly methodology. Tape & Reel format is standard for high-volume manufacturing.

Q: Can I use MCP6283-E/SN if my application requires higher bandwidth than TLV4111ID?

A: Yes. MCP6283-E/SN offers higher gain bandwidth product (5 MHz versus 2.7 MHz) and higher slew rate (2.5 V/µs versus 1.57 V/µs), making it suitable for applications requiring improved frequency response. However, supply current is higher (450 µA versus 700 µA is actually lower, but still higher than MCP601 variants). Verify that output current capability (25 mA) is sufficient for your load requirements, as this is lower than TLV4111ID (320 mA).

Q: What are the key parameters I should verify when selecting a substitute?

A: The critical parameters for substitution are: (1) Package type and pinout (8-SOIC surface mount), (2) Supply voltage range compatibility (minimum 2.5 V to maximum 6 V overlap), (3) Operating temperature range (-40°C to 125°C preferred), (4) Slew rate and gain bandwidth product (equal or higher maintains performance), (5) Output current capability (verify load requirements), (6) Supply current (lower is better for power-constrained applications). Always verify PCB footprint compatibility and confirm that the substitute part's electrical characteristics meet your circuit requirements.

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