TL062IPWR Equivalent & Substitute Parts

Part Overview

The TL062IPWR is a J-FET input operational amplifier manufactured by Texas Instruments, configured as a dual-channel (2 circuit) device in an 8-TSSOP surface mount package. This component is classified as a linear amplifier and maintains Active product status. The TL062IPWR is utilized in applications requiring low input bias current and high input impedance characteristics inherent to J-FET input designs. Substitute parts are identified when equivalent electrical performance parameters and mechanical compatibility requirements are met within the specified operating envelope.

Key Parameters

Parameter	Value	Unit
Amplifier Type	J-FET	—
Number of Circuits	2	—
Slew Rate	3.5	V/µs
Gain Bandwidth Product	1	MHz
Current - Input Bias	30	pA
Voltage - Input Offset	3	mV
Current - Supply	200	µA (x2 Channels)
Current - Output / Channel	20	mA
Voltage - Supply Span (Min)	10	V
Voltage - Supply Span (Max)	30	V
Operating Temperature	-40 to 85	°C
Package / Case	8-TSSOP (0.173", 4.40mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the TL062IPWR are identified based on strict alignment with the following electrical and mechanical criteria:

Primary Substitution Criteria:

Dual-channel (2 circuit) operational amplifier configuration
Surface mount packaging with compatible footprint dimensions
Operating temperature range encompassing or exceeding -40°C to 85°C
Supply voltage range compatibility within 10V to 30V envelope
Output current capability of 20 mA per channel or greater
RoHS3 compliance and MSL 1 rating

Amplifier Type Considerations: Substitutes are grouped into two categories: J-FET input amplifiers (ADA4062-2ARMZ, ADA4062-2ARMZ-R7) and General Purpose amplifiers (LM258 series, LM2904 series). J-FET input devices maintain the low input bias current characteristic (2-30 pA range) of the original TL062IPWR. General Purpose amplifiers exhibit higher input bias currents (20-45 nA range) but satisfy broader application requirements where input impedance is less critical.

Package and Mechanical Compatibility: The TL062IPWR utilizes 8-TSSOP packaging (0.173", 4.40mm width). Substitute parts are available in identical 8-TSSOP packages or compatible 8-MSOP packages (0.118", 3.00mm width), both suitable for surface mount assembly on standard PCB layouts.

Parameter Comparison

Parameter	TL062IPWR	ADA4062-2ARMZ	ADA4062-2ARMZ-R7	LM258AWYPT	LM258DMR2G	LM258PT	LM258WYPT	LM258YPT	LM2904ADMR2G	LM2904PT	LM2904QTH-13
Amplifier Type	J-FET	J-FET	J-FET	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	2	2	2
Slew Rate (V/µs)	3.5	3.3	3.3	0.6	—	0.6	0.6	0.6	—	0.3	0.3
Gain Bandwidth Product (MHz)	1	1.4	1.4	1.1	1	1.1	1.1	1.1	1	0.8	0.7
Current - Input Bias (pA/nA)	30 pA	2 pA	2 pA	20 nA	45 nA	20 nA	20 nA	20 nA	45 nA	20 nA	20 nA
Voltage - Input Offset (mV/µV)	3 mV	750 µV	750 µV	1 mV	2 mV	5 mV	2 mV	5 mV	2 mV	1 mV	2 mV
Current - Supply (µA)	200 (x2)	165 (x2)	165 (x2)	700	800 (x2)	700 (x2)	700	700 (x2)	800 (x2)	600	700 (x2)
Current - Output / Channel (mA)	20	20	20	60	40	40	60	40	40	30	40
Voltage - Supply Span Min (V)	10	8	8	3	3	3	3	3	3	3	2
Voltage - Supply Span Max (V)	30	36	36	30	32	30	30	30	26	32	36
Operating Temperature (°C)	-40 to 85	-40 to 125	-40 to 125	-40 to 105	-25 to 85	-40 to 105	-40 to 105	-40 to 105	-40 to 85	-40 to 125	-40 to 125
Package / Case	8-TSSOP	8-MSOP	8-MSOP	8-TSSOP	8-MSOP	8-TSSOP	8-TSSOP	8-TSSOP	8-MSOP	8-TSSOP	8-TSSOP
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

J-FET Input Substitutes (ADA4062 Series):

The ADA4062-2ARMZ and ADA4062-2ARMZ-R7 (Analog Devices Inc.) are direct J-FET input alternatives to the TL062IPWR. Both variants maintain the low input bias current characteristic (2 pA) essential for high-impedance signal conditioning applications. The ADA4062 series demonstrates superior input offset voltage performance (750 µV versus 3 mV) and extended operating temperature range (-40°C to 125°C). Supply voltage compatibility is maintained within the 8V to 36V envelope, encompassing the TL062IPWR specification. Packaging differs: ADA4062-2ARMZ utilizes Tube packaging while ADA4062-2ARMZ-R7 employs Tape & Reel (TR) format. Both are available in 8-MSOP packages. All devices maintain ROHS3 compliance and MSL 1 rating. Selection between these variants depends on procurement and assembly requirements.

General Purpose Substitutes (LM258 and LM2904 Series):

The LM258 series (STMicroelectronics and onsemi) and LM2904 series (onsemi, Rohm Semiconductor, Diodes Incorporated) represent general-purpose operational amplifier alternatives. These devices sacrifice the ultra-low input bias current of J-FET designs (20-45 nA range) but provide broader supply voltage compatibility and enhanced output current capability (30-60 mA per channel). The LM258 variants (LM258AWYPT, LM258DMR2G, LM258PT, LM258WYPT, LM258YPT) are available in both 8-TSSOP and 8-MSOP packages with operating temperatures from -40°C to 105°C. STMicroelectronics LM258 variants carry AEC-Q100 automotive qualification. The LM2904 series (LM2904ADMR2G, LM2904PT, LM2904QTH-13) offers extended temperature operation to 125°C in select variants. LM2904QTH-13 (Diodes Incorporated) provides the widest supply voltage range (2V to 36V) and automotive qualification.

Compliance and Certification Status:

All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage protocols. Automotive-qualified variants (LM258 series with AEC-Q100, LM2904QTH-13) are available for applications requiring automotive-grade components.

Frequently Asked Questions (FAQ)

Q1: Can the ADA4062-2ARMZ replace the TL062IPWR in all applications?

The ADA4062-2ARMZ is electrically compatible with the TL062IPWR within the specified parameter ranges. Both are J-FET input dual-channel operational amplifiers with 2 circuits in surface mount packages. The ADA4062-2ARMZ offers superior input offset voltage (750 µV versus 3 mV) and extended temperature operation (-40°C to 125°C). However, the ADA4062-2ARMZ is packaged in 8-MSOP (0.118", 3.00mm width) while the TL062IPWR uses 8-TSSOP (0.173", 4.40mm width). PCB layout modifications are required to accommodate the different package footprint.

Q2: What is the difference between LM258 and LM2904 substitutes?

Both LM258 and LM2904 are general-purpose dual operational amplifiers with 2 circuits. The primary differences are manufacturer-specific and performance variations. LM258 variants typically offer slew rates of 0.6V/µs and gain bandwidth products of 1.1 MHz. LM2904 variants exhibit lower slew rates (0.3V/µs) and reduced gain bandwidth products (0.7-1 MHz). Supply voltage ranges differ: LM258 operates from 3V to 30V, while LM2904 variants range from 2V to 36V. Selection depends on application-specific bandwidth and slew rate requirements.

Q3: Why would I choose a general-purpose amplifier over a J-FET input substitute?

General-purpose amplifiers (LM258, LM2904 series) are selected when input bias current is not a critical design parameter. These devices offer higher output current capability (30-60 mA per channel versus 20 mA), lower supply current consumption in some variants, and broader supply voltage compatibility. General-purpose amplifiers are suitable for audio amplification, transimpedance applications with moderate impedance levels, and general signal conditioning where input impedance requirements are less stringent than J-FET designs.

Q4: Are packaging differences between 8-TSSOP and 8-MSOP significant?

Yes. The 8-TSSOP package measures 0.173" (4.40mm) in width, while 8-MSOP measures 0.118" (3.00mm). These are distinct footprints requiring different PCB pad layouts and solder reflow profiles. Direct substitution on existing PCBs is not possible without redesign. However, both packages are standard surface mount formats compatible with automated assembly equipment. Selection between packages depends on PCB space constraints and existing design infrastructure.

Q5: Which substitute offers the best low-frequency performance?

The ADA4062-2ARMZ and ADA4062-2ARMZ-R7 maintain the closest electrical performance to the TL062IPWR, with comparable slew rates (3.3V/µs versus 3.5V/µs) and gain bandwidth products (1.4 MHz versus 1 MHz). For applications prioritizing low input bias current and minimal input offset voltage, the ADA4062 series is the optimal choice. For applications where low-frequency gain and stability are primary concerns, the LM2904PT (Rohm Semiconductor) offers extended temperature operation and lower slew rate (0.3V/µs) for enhanced stability in precision applications.

Q6: What packaging options are available for high-volume procurement?

The TL062IPWR is supplied in Cut Tape (CT) & Digi-Reel® format. Substitute parts are available in multiple packaging formats: Tube (ADA4062-2ARMZ), Tape & Reel (TR) (ADA4062-2ARMZ-R7, LM258DMR2G, LM258WYPT, LM258YPT, LM2904ADMR2G, LM2904QTH-13), and Cut Tape (CT) & Digi-Reel® (LM258AWYPT, LM258PT, LM2904ADMR2G). Tape & Reel format is standard for high-volume automated assembly. Inventory availability varies by supplier and part number.

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