TL062ACPSR Equivalent & Substitute Parts

Part Overview

The TL062ACPSR is a J-FET input operational amplifier featuring two independent circuits in an 8-SOIC surface mount package. This device is classified as Last Time Buy, indicating discontinued production with limited inventory availability. The TL062ACPSR operates across a 10V to 30V supply range with a 1 MHz gain bandwidth product and 3.5V/µs slew rate, making it suitable for precision analog signal processing applications requiring low input bias current.

Equivalent and substitute parts are necessary due to the Last Time Buy status of the TL062ACPSR. Alternative components with compatible electrical and mechanical specifications ensure design continuity and long-term supply chain reliability.

Key Parameters

Parameter	Value
Amplifier Type	J-FET
Number of Circuits	2
Slew Rate	3.5V/µs
Gain Bandwidth Product	1 MHz
Current - Input Bias	30 pA
Voltage - Input Offset	3 mV
Current - Supply	200µA (x2 Channels)
Current - Output / Channel	20 mA
Voltage - Supply Span (Min)	10 V
Voltage - Supply Span (Max)	30 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	8-SOIC
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the TL062ACPSR is determined by the following critical parameters:

Primary Substitution Criteria:

Amplifier Type: J-FET input architecture
Number of Circuits: 2 independent operational amplifiers
Package Type: 8-SOIC surface mount configuration
Slew Rate: Minimum 3.3V/µs
Gain Bandwidth Product: Minimum 1 MHz
Current - Input Bias: Maximum 30 pA
Voltage - Input Offset: Maximum 3 mV
Supply Voltage Range: Minimum 10V to 30V span
Current - Output / Channel: Minimum 20 mA
Operating Temperature: Minimum 0°C to 70°C range
RoHS3 Compliance and MSL Level 1

Substitute Categories:

Category 1: Direct J-FET Substitutes (Identical Amplifier Type)

TL062ACDR (Texas Instruments): Same base product with alternative packaging
ADA4062-2ARZ, ADA4062-2ARZ-R7, ADA4062-2ARZ-RL, ADA4062-2BRZ, ADA4062-2BRZ-R7 (Analog Devices): Enhanced J-FET performance with extended temperature range and improved specifications

Category 2: General Purpose Substitutes (Alternative Amplifier Type)

BA3404F-E2 (Rohm Semiconductor): General purpose amplifier with push-pull output
LM158DT, LM158WDT (STMicroelectronics): General purpose amplifier with automotive qualification
LM258AWDT (STMicroelectronics): General purpose amplifier with automotive qualification

Parameter Comparison

Parameter	TL062ACPSR	TL062ACDR	ADA4062-2ARZ	ADA4062-2ARZ-R7	ADA4062-2ARZ-RL	ADA4062-2BRZ	ADA4062-2BRZ-R7	BA3404F-E2	LM158DT	LM158WDT	LM258AWDT
Manufacturer	Texas Instruments	Texas Instruments	Analog Devices	Analog Devices	Analog Devices	Analog Devices	Analog Devices	Rohm Semiconductor	STMicroelectronics	STMicroelectronics	STMicroelectronics
Amplifier Type	J-FET	J-FET	J-FET	J-FET	J-FET	J-FET	J-FET	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	3.5	3.3	3.3	3.3	3.3	3.3	1.2	0.6	0.6	0.6
Gain Bandwidth Product (MHz)	1	1	1.4	1.4	1.4	1.4	1.4	1.2	1.1	1.1	1.1
Current - Input Bias (pA)	30	30	2	2	2	2	2	70 nA	20 nA	20 nA	20 nA
Voltage - Input Offset (mV)	3	3	0.75	0.75	0.75	0.5	0.5	2	5	2	1
Current - Supply (µA)	200	200	165	165	165	165	165	2000	700	700	700
Current - Output / Channel (mA)	20	—	20	20	20	20	20	30	40	40	60
Voltage - Supply Span Min (V)	10	10	8	8	8	8	8	4	3	3	3
Voltage - Supply Span Max (V)	30	30	36	36	36	36	36	36	30	30	30
Operating Temperature (°C)	0 ~ 70	0 ~ 70	-40 ~ 125	-40 ~ 125	-40 ~ 125	-40 ~ 125	-40 ~ 125	-40 ~ 85	-55 ~ 125	-55 ~ 125	-40 ~ 105
Package / Case	8-SOIC (0.209", 5.30mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.173", 4.40mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)
Product Status	Last Time Buy	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
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

Primary Recommendation: TL062ACDR

The TL062ACDR is the direct equivalent from Texas Instruments, maintaining identical electrical specifications and J-FET amplifier architecture. This part is in Active product status with 1741 units in stock. The primary difference is package width (0.154" versus 0.209"), which requires PCB layout verification for pin-to-pin compatibility. This substitute is recommended for designs where J-FET input characteristics are essential and supply voltage remains within the 10V to 30V range.

Secondary Recommendation: ADA4062-2ARZ-R7

The ADA4062-2ARZ-R7 from Analog Devices provides enhanced performance with 17915 units in stock. This J-FET substitute offers superior input bias current (2 pA versus 30 pA), lower input offset voltage (0.75 mV versus 3 mV), and extended operating temperature range (-40°C to 125°C). The supply voltage range expands to 8V to 36V, providing greater design flexibility. This part is suitable for applications requiring improved precision and wider temperature operation.

Alternative Recommendation: ADA4062-2BRZ-R7

The ADA4062-2BRZ-R7 offers the same performance advantages as the ADA4062-2ARZ-R7 with further improved input offset voltage (0.5 mV). This variant is recommended for applications with stringent offset voltage requirements. Stock availability is 2378 units.

General Purpose Alternatives: LM258AWDT

The LM258AWDT from STMicroelectronics provides a general purpose amplifier substitute with automotive qualification (AEC-Q100). This part offers superior output current capability (60 mA versus 20 mA) and lower input offset voltage (1 mV). The trade-off is reduced slew rate (0.6V/µs versus 3.5V/µs) and higher supply current (700µA versus 200µA). This substitute is applicable when general purpose amplifier characteristics are acceptable and automotive-grade reliability is required. Stock availability is 48400 units.

All recommended substitutes maintain ROHS3 compliance and MSL Level 1 moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can the TL062ACPSR be directly replaced with the TL062ACDR without circuit modifications?

A: The TL062ACDR maintains identical electrical specifications and J-FET architecture. However, the package width differs (0.154" versus 0.209"), requiring PCB layout verification. Pin assignments and functional characteristics are compatible. Mechanical fit on the PCB must be confirmed before substitution.

Q: What is the primary advantage of ADA4062 series substitutes over the TL062ACDR?

A: The ADA4062 series provides superior input bias current (2 pA versus 30 pA), lower input offset voltage (0.75 mV to 0.5 mV versus 3 mV), and extended operating temperature range (-40°C to 125°C versus 0°C to 70°C). These improvements enhance precision and enable operation in wider temperature environments. Supply voltage range also expands to 8V to 36V.

Q: Are general purpose amplifiers like the LM258AWDT suitable replacements for the TL062ACPSR?

A: General purpose amplifiers differ fundamentally from J-FET input amplifiers. The LM258AWDT features significantly higher input bias current (20 nanoamperes versus 30 picoamperes) and reduced slew rate (0.6V/µs versus 3.5V/µs). These substitutes are applicable only when the application does not require J-FET input characteristics and can tolerate higher input bias current and lower slew rate performance.

Q: What packaging considerations apply when substituting the TL062ACPSR?

A: The TL062ACPSR uses an 8-SOIC package with 0.209" width. Most substitutes employ the standard 0.154" width 8-SOIC package. The BA3404F-E2 uses a 0.173" width variant. PCB footprint compatibility must be verified, as lead spacing and body dimensions differ. Consult PCB design files and component datasheets to confirm mechanical fit.

Q: Is the TL062ACDR recommended over ADA4062 variants for new designs?

A: The TL062ACDR maintains exact electrical equivalence to the TL062ACPSR. However, for new designs, the ADA4062 series is preferred due to Active product status, superior specifications, and extended temperature range. The TL062ACDR is recommended primarily for legacy design continuity where existing circuit validation exists.

Q: What is the significance of the Last Time Buy status for the TL062ACPSR?

A: Last Time Buy status indicates production discontinuation with limited remaining inventory (2640 units). This classification necessitates transition to alternative components for long-term supply chain sustainability. Substitution planning should occur immediately to avoid design obsolescence.

Q: Can the ADA4062-2ARZ and ADA4062-2BRZ variants be used interchangeably?

A: Both variants are J-FET input amplifiers with identical electrical performance except for input offset voltage. The ADA4062-2ARZ specifies 0.75 mV maximum offset, while the ADA4062-2BRZ specifies 0.5 mV maximum offset. Selection depends on application offset voltage requirements. Packaging variants (ARZ, ARZ-R7, ARZ-RL, BRZ, BRZ-R7) differ only in delivery format and do not affect electrical performance.

Q: What supply voltage considerations apply when substituting with ADA4062 series?

A: The TL062ACPSR operates from 10V to 30V. The ADA4062 series operates from 8V to 36V, providing expanded range. Designs operating below 10V require the ADA4062 series. Designs operating above 30V also require the ADA4062 series. Existing designs within the 10V to 30V window are compatible with both part families.

Q: Are there automotive-qualified substitutes available?

A: Yes. The LM158DT, LM158WDT, and LM258AWDT from STMicroelectronics carry AEC-Q100 automotive qualification. These general purpose amplifiers are suitable for automotive applications where J-FET input characteristics are not required. The ADA4062 series does not carry automotive qualification designation in the provided specifications.

Q: What is the impact of higher supply current in general purpose substitutes?

A: The TL062ACPSR draws 200µA (x2 channels). General purpose substitutes draw 700µA to 2000µA. Higher supply current increases power dissipation and thermal load. Applications with strict power budget constraints should retain J-FET substitutes (TL062ACDR or ADA4062 series) rather than transitioning to general purpose alternatives.

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