TLE2082IDR Equivalent & Substitute Parts

Part Overview

The TLE2082IDR is a J-FET input operational amplifier manufactured by Texas Instruments, configured as a dual-channel (2 circuit) device in 8-SOIC surface mount packaging. This device is classified as a linear amplifier and maintains Active product status. The TLE2082IDR is specified for applications requiring low input bias current and high input impedance characteristics inherent to J-FET input topology. Substitute parts are identified based on matching electrical parameters, package compatibility, and operational specifications to ensure functional equivalence in circuit applications.

Key Parameters

Parameter	TLE2082IDR Value	Unit
Amplifier Type	J-FET	—
Number of Circuits	2	—
Slew Rate	45	V/µs
Gain Bandwidth Product	10	MHz
Current - Input Bias	20	pA
Voltage - Input Offset	1.1	mV
Current - Supply (x2 Channels)	3.1	mA
Current - Output / Channel	48	mA
Voltage - Supply Span (Min)	4.5	V
Voltage - Supply Span (Max)	38	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

Substitute parts for the TLE2082IDR are grouped based on the following substitution criteria:

Primary Substitution Criteria:

Dual-channel (2 circuit) configuration
8-SOIC surface mount package (0.154", 3.90mm Width)
Operating temperature range compatibility (-40°C to 85°C minimum)
Supply voltage span overlap with TLE2082IDR range (4.5V to 38V)
Input bias current and input offset voltage within acceptable tolerance for signal conditioning applications

Amplifier Type Grouping:

J-FET Input Amplifiers (Direct functional equivalents):

LT1057IS8#PBF, LT1057IS8#TRPBF, LT1057S8#PBF, LT1057S8#TRPBF (Analog Devices Inc.)

These devices maintain J-FET input topology with extremely low input bias current (7 pA), matching the low-impedance input characteristic of the TLE2082IDR. Supply voltage span minimum requirement of 20V restricts application to circuits with higher supply voltages.

General Purpose Amplifiers (Functional substitutes with parameter trade-offs):

AS358MTR-E1 (Diodes Incorporated)
MC1458DT (STMicroelectronics)

These devices provide dual-channel general-purpose amplification in 8-SOIC packaging with lower supply voltage minimums (3V and 5V respectively), enabling use in lower-voltage applications. Input bias current is higher (20 nA and 30 nA respectively) compared to J-FET input devices.

Audio Amplifiers (Functional substitutes with enhanced performance):

LM833DR2G (onsemi)
LM833DT (STMicroelectronics)
OP275GSZ, OP275GSZ-REEL (Analog Devices Inc.)

These devices provide dual-channel audio amplification with higher slew rates (7V/µs to 22V/µs) and gain bandwidth products (9 MHz to 15 MHz) suitable for audio and wideband signal applications. Supply voltage spans and output current capabilities vary by device.

Parameter Comparison

Parameter	TLE2082IDR	LT1057IS8#PBF	LT1057IS8#TRPBF	LT1057S8#PBF	LT1057S8#TRPBF	AS358MTR-E1	MC1458DT	LM833DR2G	LM833DT	OP275GSZ	OP275GSZ-REEL
Amplifier Type	J-FET	J-FET	J-FET	J-FET	J-FET	General Purpose	General Purpose	Audio	Audio	Audio	Audio
Number of Circuits	2	2	2	2	2	2	2	2	2	2	2
Slew Rate (V/µs)	45	13	13	13	13	—	0.8	7	7	22	22
Gain Bandwidth Product (MHz)	10	5	5	5	5	—	1	15	15	9	9
Current - Input Bias (pA/nA)	20 pA	7 pA	7 pA	7 pA	7 pA	20 nA	30 nA	300 nA	300 nA	100 nA	100 nA
Voltage - Input Offset (mV/µV)	1.1 mV	220 µV	220 µV	220 µV	220 µV	2 mV	1 mV	300 µV	300 µV	1 mV	1 mV
Current - Supply (mA)	3.1	1.7	1.7	1.7	1.7	0.7	2.3	4	4	4	4
Current - Output / Channel (mA)	48	—	—	—	—	40	25	29	37	90	90
Voltage - Supply Span Min (V)	4.5	20	20	20	20	3	5	10	5	9	9
Voltage - Supply Span Max (V)	38	36	36	36	36	36	30	36	30	44	44
Operating Temperature (°C)	-40 to 85	-40 to 85	-40 to 85	0 to 70	0 to 70	-40 to 85	0 to 70	-40 to 85	-40 to 105	-40 to 85	-40 to 85
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

For J-FET Input Topology Preservation:

Select LT1057IS8#PBF, LT1057IS8#TRPBF, LT1057S8#PBF, or LT1057S8#TRPBF when J-FET input characteristics are required for high-impedance signal sources. These Analog Devices devices maintain extremely low input bias current (7 pA) and are ROHS3 compliant with Moisture Sensitivity Level 1. Operating temperature range for LT1057IS8 variants extends to -40°C to 85°C, matching the TLE2082IDR specification. LT1057S8 variants operate from 0°C to 70°C. Supply voltage minimum of 20V restricts application to higher-voltage circuits. Packaging options include Tube and Tape & Reel configurations.

For Lower Supply Voltage Applications:

Select AS358MTR-E1 (Diodes Incorporated) for applications requiring minimum supply voltage of 3V. This general-purpose amplifier provides dual-channel configuration in 8-SOIC packaging with ROHS3 compliance and operating temperature range of -40°C to 85°C. Input bias current of 20 nA and input offset voltage of 2 mV represent trade-offs from J-FET input performance. Moisture Sensitivity Level 3 (168 hours) requires controlled storage conditions.

For Audio and Wideband Applications:

Select OP275GSZ or OP275GSZ-REEL (Analog Devices Inc.) for applications requiring higher slew rate (22V/µs) and gain bandwidth product (9 MHz). These audio amplifiers provide output current of 90 mA per channel, exceeding TLE2082IDR capability. Supply voltage span of 9V to 44V accommodates diverse power supply configurations. ROHS3 compliance and Moisture Sensitivity Level 1 are maintained. OP275GSZ is supplied in Tube packaging; OP275GSZ-REEL is supplied in Cut Tape & Digi-Reel format.

For Extended Temperature Range:

Select LM833DT (STMicroelectronics) for applications requiring operating temperature range of -40°C to 105°C. This audio amplifier provides dual-channel configuration with slew rate of 7V/µs and gain bandwidth product of 15 MHz. Supply voltage span of 5V to 30V and output current of 37 mA per channel are specified. ROHS3 compliance and Moisture Sensitivity Level 1 are maintained.

For Lowest Supply Current:

Select AS358MTR-E1 (Diodes Incorporated) for applications requiring minimum supply current. This device draws 700µA total supply current (x2 channels), significantly lower than TLE2082IDR specification of 3.1mA. General-purpose amplifier topology and operating temperature range of -40°C to 85°C are maintained with ROHS3 compliance.

All substitute parts listed maintain ROHS3 compliance, REACH Unaffected status, and ECCN EAR99 classification matching the TLE2082IDR regulatory profile.

Frequently Asked Questions (FAQ)

Q: Can the LT1057 series directly replace the TLE2082IDR in all applications?

A: LT1057 devices maintain J-FET input topology and extremely low input bias current (7 pA), providing functional equivalence for high-impedance input applications. However, the minimum supply voltage requirement of 20V restricts use to circuits with higher supply voltages. The TLE2082IDR operates from 4.5V minimum, enabling broader application range. Operating temperature range for LT1057IS8 variants (-40°C to 85°C) matches TLE2082IDR specification; LT1057S8 variants operate from 0°C to 70°C only.

Q: What is the primary difference between J-FET input amplifiers and general-purpose amplifiers in this list?

A: J-FET input amplifiers (TLE2082IDR, LT1057 series) feature extremely low input bias current in the picoampere range (7 pA to 20 pA), suitable for high-impedance signal sources and precision instrumentation. General-purpose amplifiers (AS358MTR-E1, MC1458DT) feature input bias current in the nanoampere range (20 nA to 30 nA), acceptable for standard signal conditioning applications. General-purpose devices typically operate from lower minimum supply voltages (3V to 5V).

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

A: All listed substitute parts use 8-SOIC surface mount packaging with 0.154" (3.90mm) width, ensuring mechanical and electrical compatibility on printed circuit boards. Pinout configuration is standard for dual operational amplifier devices. Supplier device package designations may vary (8-SOIC, 8-SO) but refer to the same physical package form factor.

Q: Which substitute part offers the highest output current capability?

A: OP275GSZ and OP275GSZ-REEL (Analog Devices Inc.) provide the highest output current per channel at 90 mA, compared to TLE2082IDR specification of 48 mA. This enhanced output drive capability suits applications requiring higher load currents or lower output impedance.

Q: What is the significance of Moisture Sensitivity Level (MSL) ratings?

A: Moisture Sensitivity Level indicates the maximum time a component can be exposed to ambient conditions (typically 30°C, 85% relative humidity) before soldering without risk of moisture-induced damage. MSL 1 (Unlimited) allows indefinite storage under controlled conditions. MSL 3 (168 hours) requires more stringent storage control. TLE2082IDR and most substitute parts carry MSL 1 rating; AS358MTR-E1 carries MSL 3 rating, requiring careful inventory management.

Q: Can audio amplifiers (LM833, OP275) be used in precision instrumentation applications?

A: Audio amplifiers provide higher slew rates and gain bandwidth products suitable for wideband signal processing. However, input offset voltage specifications (300 µV to 1 mV) and input bias current (100 nA to 300 nA) are higher than J-FET input devices. For precision DC-coupled instrumentation requiring minimal offset drift, J-FET input amplifiers (TLE2082IDR, LT1057 series) are preferred. Audio amplifiers are suitable for AC-coupled applications and audio frequency signal conditioning.

Q: What packaging options are available for substitute parts?

A: Substitute parts are supplied in three packaging formats: Tube (individual component packaging), Cut Tape & Digi-Reel (continuous tape format for automated assembly), and Tape & Reel (full reel format for high-volume production). Selection depends on assembly process requirements and order quantity. TLE2082IDR is supplied in Cut Tape & Digi-Reel format.

Q: Are all substitute parts compliant with current environmental regulations?

A: All listed substitute parts maintain ROHS3 compliance, indicating absence of restricted substances (lead, cadmium, mercury, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers). All parts carry REACH Unaffected status and ECCN EAR99 classification, matching TLE2082IDR regulatory profile. These certifications enable use in regulated markets and applications requiring environmental compliance documentation.

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