TL052IDRE4 Equivalent & Substitute Parts

Part Overview

The TL052IDRE4 is a J-FET input operational amplifier featuring two independent circuits in an 8-SOIC surface mount package, manufactured by Texas Instruments under the LinCMOS™ series. This device is designed for low-input-bias-current applications requiring precision signal conditioning and amplification across industrial and commercial temperature ranges.

The TL052IDRE4 is currently discontinued at DiGi Electronics. Equivalent and substitute parts are available from active product lines that maintain functional compatibility through matching electrical characteristics and package specifications.

Key Parameters

Parameter	Value	Unit
Amplifier Type	J-FET	—
Number of Circuits	2	—
Slew Rate	20.7	V/µs
Gain Bandwidth Product	3	MHz
Current - Input Bias	30	pA
Voltage - Input Offset	650	µV
Current - Supply (x2 Channels)	4.8	mA
Current - Output / Channel	80	mA
Voltage - Supply Span (Min)	10	V
Voltage - Supply Span (Max)	30	V
Operating Temperature	-40 to 85	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the TL052IDRE4 is determined by the following critical parameters:

Primary Compatibility Criteria:

Amplifier Type: J-FET input architecture
Number of Circuits: Dual-channel configuration
Package / Case: 8-SOIC form factor
Mounting Type: Surface Mount
Supply Voltage Range: Minimum 10V to Maximum 30V overlap
Operating Temperature: Compatibility with -40°C to 85°C range

Secondary Compatibility Criteria:

Slew Rate: 20.7 V/µs or higher
Gain Bandwidth Product: 3 MHz or higher
Input Bias Current: 30 pA or lower
Input Offset Voltage: 650 µV or lower
Output Current per Channel: 80 mA or higher

Substitute parts are grouped into two categories:

Category A - Direct Functional Equivalents (J-FET Dual Amplifiers): Parts that maintain J-FET input topology with dual circuits in 8-SOIC packaging and meet or exceed all primary electrical specifications within the supply voltage and temperature operating windows.

Category B - Functional Alternatives (Dual Amplifiers with Different Input Architecture): Parts that provide dual-channel amplification in 8-SOIC packaging but employ different input topologies (Audio or alternative J-FET designs) with modified electrical characteristics suitable for specific application requirements.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Slew Rate (V/µs)	GBW (MHz)	Input Bias (pA)	Input Offset (µV)	Supply Min (V)	Supply Max (V)	Temp Range (°C)	Status
TL052IDRE4	Texas Instruments	J-FET	20.7	3	30	650	10	30	-40 to 85	Discontinued
TL052IDR	Texas Instruments	J-FET	20.7	3	30	650	10	30	-40 to 85	Active
LF253DT	STMicroelectronics	J-FET	16	4	20	3000	6	36	-40 to 105	Active
LF353DT	STMicroelectronics	J-FET	16	4	20	3000	6	36	0 to 70	Active
LM833DT	STMicroelectronics	Audio	7	15	300	300	5	30	-40 to 105	Active
LT1057IS8#PBF	Analog Devices Inc.	J-FET	13	5	7	220	20	36	-40 to 85	Active
LT1057IS8#TRPBF	Analog Devices Inc.	J-FET	13	5	7	220	20	36	-40 to 85	Active
LT1057S8#PBF	Analog Devices Inc.	J-FET	13	5	7	220	20	36	0 to 70	Active
LT1057S8#TRPBF	Analog Devices Inc.	J-FET	13	5	7	220	20	36	0 to 70	Active
LT1113CS8#PBF	Analog Devices Inc.	J-FET	3.9	5.6	300	550	9	40	-40 to 85	Active
SSM2135SZ	Analog Devices Inc.	Audio	0.9	3.5	300	200	4	36	-40 to 85	Active

Engineering Selection Recommendations

Primary Recommendation: TL052IDR

The TL052IDR is the direct functional equivalent of the TL052IDRE4. It is manufactured by Texas Instruments under the same LinCMOS™ series and maintains identical electrical specifications across all critical parameters: 20.7 V/µs slew rate, 3 MHz gain bandwidth product, 30 pA input bias current, and 650 µV input offset voltage. The device operates within the same supply voltage range (10V to 30V) and temperature range (-40°C to 85°C). The TL052IDR is currently in active production status with high inventory availability (16,677 pieces). Both devices are ROHS3 compliant and carry identical compliance certifications. The only difference is packaging format: TL052IDR is supplied in Cut Tape and Digi-Reel formats, whereas the TL052IDRE4 was supplied in alternative packaging. This part is the recommended direct replacement.

Secondary Recommendations: LT1057 Series (LT1057IS8#PBF, LT1057IS8#TRPBF, LT1057S8#PBF, LT1057S8#TRPBF)

The LT1057 series from Analog Devices Inc. provides J-FET dual-channel amplification in 8-SOIC packaging with superior input bias current performance (7 pA versus 30 pA). These devices are suitable for applications where ultra-low input bias current is required. However, the LT1057 series operates within a higher minimum supply voltage range (20V minimum versus 10V minimum for TL052IDRE4), which may limit applicability in systems with lower supply voltages. The slew rate is lower (13 V/µs versus 20.7 V/µs), and gain bandwidth product is higher (5 MHz versus 3 MHz). Temperature range variants are available: industrial grade (-40°C to 85°C) and commercial grade (0°C to 70°C). All variants are in active production status.

Alternative Consideration: LF253DT and LF353DT

The LF253DT and LF353DT from STMicroelectronics are J-FET dual amplifiers in 8-SOIC packaging with extended supply voltage range (6V to 36V) and higher gain bandwidth product (4 MHz). These devices feature lower input bias current (20 pA) and improved temperature range capability (LF253DT: -40°C to 105°C). However, input offset voltage is significantly higher (3 mV versus 650 µV), which may affect precision applications. The LF353DT is restricted to commercial temperature range (0°C to 70°C). Both devices are in active production with substantial inventory.

Not Recommended for Direct Substitution: LM833DT and SSM2135SZ

The LM833DT and SSM2135SZ employ audio amplifier topologies rather than J-FET input architecture. While both are dual-channel devices in 8-SOIC packaging, they are optimized for audio frequency response characteristics and do not maintain the low input bias current specification (300 nA) required for precision signal conditioning applications. These parts are suitable only for applications where audio amplifier characteristics are specifically required.

Frequently Asked Questions (FAQ)

Q1: Can TL052IDR be used as a direct replacement for TL052IDRE4?

Yes. The TL052IDR is the direct functional equivalent. Both devices are manufactured by Texas Instruments, share identical electrical specifications, and operate within the same supply voltage and temperature ranges. The only difference is packaging format (Cut Tape/Digi-Reel versus the original packaging). No circuit modifications are required.

Q2: What is the key difference between the TL052IDRE4 and LT1057 series?

The primary difference is input bias current: LT1057 series devices feature 7 pA input bias current compared to 30 pA for TL052IDRE4. However, LT1057 devices require a minimum supply voltage of 20V, whereas TL052IDRE4 operates from 10V minimum. If your application requires supply voltages below 20V, LT1057 is not suitable. If ultra-low input bias current is critical and supply voltage is 20V or higher, LT1057 is the preferred choice.

Q3: Why are LM833DT and SSM2135SZ listed as alternatives if they are not recommended?

These devices are included for completeness in the substitute parts list because they share the same 8-SOIC package and dual-channel configuration. However, they employ audio amplifier topologies optimized for different performance criteria (higher gain bandwidth product, different frequency response). They are not suitable for applications requiring J-FET input characteristics and low input bias current. Use these parts only if your application specifically requires audio amplifier performance.

Q4: Can I use LF253DT in place of TL052IDRE4 in a precision measurement circuit?

LF253DT is functionally compatible in terms of package and dual-channel J-FET configuration. However, the input offset voltage is significantly higher (3 mV versus 650 µV). In precision measurement applications where input offset voltage is critical, this difference may introduce unacceptable error. Verify that your circuit design can accommodate the higher offset voltage specification before substitution.

Q5: What is the difference between LT1057IS8#PBF and LT1057S8#PBF?

Both devices are identical in electrical specifications and package type (8-SOIC). The difference is in operating temperature range: LT1057IS8#PBF is rated for industrial temperature range (-40°C to 85°C), while LT1057S8#PBF is rated for commercial temperature range (0°C to 70°C). Select based on your application's required operating temperature. The "#PBF" and "#TRPBF" suffixes indicate packaging format (Tube versus Tape & Reel).

Q6: Is the 8-SOIC package identical across all substitute parts?

Yes. All substitute parts listed use the 8-SOIC package with 0.154" width (3.90mm). The package footprint and pin configuration are identical, allowing direct PCB layout compatibility. However, verify that your PCB design accommodates the specific supplier device package designation, as some manufacturers use slightly different internal lead frame configurations that may affect thermal performance.

Q7: Are all substitute parts ROHS3 compliant?

Yes. All substitute parts listed in this document are ROHS3 compliant and carry REACH Unaffected status. All devices are classified under ECCN EAR99 and HTSUS 8542.33.0001. Compliance certifications are identical across all parts.

Q8: Which substitute part has the lowest input bias current?

The LT1057 series (all variants) features the lowest input bias current at 7 pA, compared to 30 pA for TL052IDRE4. This makes LT1057 the preferred choice for ultra-low-bias-current applications, provided the minimum 20V supply voltage requirement is met.

Q9: What is the highest operating temperature supported by substitute parts?

The LF253DT and LM833DT support the highest operating temperature at 105°C maximum. If your application requires operation above 85°C, these devices are suitable alternatives. However, verify that other electrical specifications meet your circuit requirements before selection.

Q10: Can I mix different substitute parts in the same circuit board?

Yes, provided each part is selected based on its specific circuit requirements. Different channels or stages may use different substitute parts if their electrical specifications are appropriate for their respective functions. However, for consistency and simplified inventory management, using a single part number across identical circuit stages is recommended.

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