OPA363IDBVR Equivalent & Substitute Parts

Part Overview

The OPA363IDBVR is a general-purpose operational amplifier manufactured by Texas Instruments, housed in a SOT-23-6 surface mount package. This rail-to-rail amplifier operates across a supply voltage range of 1.8 V to 5.5 V and is designed for single-circuit applications requiring low input bias current and moderate bandwidth performance. The device is Active product status with ROHS3 compliance and is suitable for portable and battery-powered applications.

Substitute parts are identified when equivalent electrical performance can be achieved within the specified parameter tolerances while maintaining mechanical compatibility and regulatory compliance. The OPA363IDBVR has documented substitutes across multiple manufacturers, offering alternative performance characteristics for specific application requirements.

Substiute Parts

OPA363IDBVR

Texas InstrumentsIn Stock: 3594OPA363IDBVR Datasheet

Current PartRFQ

OPA363IDBVT

Texas InstrumentsIn Stock: 5248OPA363IDBVT Datasheet

MFR RecommendedRFQ

LMR341G-GTR

Rohm SemiconductorIn Stock: 5800LMR341G-GTR Datasheet

MFR RecommendedRFQ

LTC6268HS6-10#TRMPBF

Analog Devices Inc.In Stock: 1730LTC6268HS6-10#TRMPBF Datasheet

MFR RecommendedRFQ

LTC6268IS6-10#TRMPBF

Analog Devices Inc.In Stock: 100504LTC6268IS6-10#TRMPBF Datasheet

MFR RecommendedRFQ

LTC6268IS6-10#TRPBF

Analog Devices Inc.In Stock: 2192LTC6268IS6-10#TRPBF Datasheet

MFR RecommendedRFQ

TLR341G-GTR

Rohm SemiconductorIn Stock: 2095TLR341G-GTR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the OPA363IDBVR is determined by the following criteria:

Primary Compatibility Requirements:

• Package / Case: SOT-23-6 or equivalent footprint (TSOT-23-6, 6-SSOP)
• Mounting Type: Surface Mount
• Number of Circuits: 1
• Output Type: Rail-to-Rail (preferred for direct substitution)
• Voltage - Supply Span: Minimum 1.8 V to Maximum 5.5 V overlap required
• Operating Temperature: -40°C minimum and 125°C maximum coverage (or subset thereof)
• RoHS Status: ROHS3 Compliant

Secondary Performance Parameters:

• Slew Rate: 5 V/µs (baseline; higher values acceptable)
• Gain Bandwidth Product: 7 MHz (baseline; higher values acceptable)
• Current - Input Bias: 1 pA (baseline; lower values acceptable)
• Voltage - Input Offset: 500 µV (baseline; lower values acceptable)
• Current - Supply: 1.1 mA (baseline; lower values preferred for power-sensitive applications)
• Current - Output / Channel: 85 mA (baseline; equal or higher values acceptable)

Substitutes are grouped by amplifier technology type (General Purpose CMOS, J-FET) and packaging format (Tape & Reel, Cut Tape). Direct substitutes maintain identical or superior electrical performance within the specified parameter ranges.

Parameter Comparison

Engineering Selection Recommendations

OPA363IDBVT (Texas Instruments)

OPA363IDBVT is the manufacturer-recommended direct substitute for OPA363IDBVR. Both devices are identical in electrical specifications and package type. The primary difference is packaging format: OPA363IDBVT is supplied in Tape & Reel (TR) format, while OPA363IDBVR uses Digi-Reel format. Selection between these two is determined by procurement and assembly requirements. OPA363IDBVT maintains full compatibility with -40°C to 125°C operating temperature range and ROHS3 compliance. Inventory availability is higher for OPA363IDBVT (5144 Pcs vs. 3500 Pcs).

LTC6268IS6-10#TRMPBF (Analog Devices Inc.)

LTC6268IS6-10#TRMPBF is a J-FET amplifier offering superior performance in slew rate (1500 V/µs vs. 5 V/µs) and gain bandwidth product (4000 MHz vs. 7 MHz). Input bias current is significantly lower (0.003 pA vs. 1 pA), and input offset voltage is reduced (200 µV vs. 500 µV). This device is suitable for applications requiring high-speed signal processing and ultra-low input bias current. Operating temperature range is -40°C to 85°C, which does not extend to 125°C. Supply current is higher (16.5 mA vs. 1.1 mA), making it less suitable for power-constrained applications. Package compatibility is maintained through TSOT-23-6 format. Inventory is highest among all substitutes (100400 Pcs). ROHS3 compliant with MSL 1 (Unlimited).

LTC6268IS6-10#TRPBF (Analog Devices Inc.)

LTC6268IS6-10#TRPBF is functionally identical to LTC6268IS6-10#TRMPBF with identical electrical specifications. The difference is packaging format: this variant uses Cut Tape (CT) & Digi-Reel format. Selection is based on procurement and assembly workflow requirements. Inventory is lower (2100 Pcs) compared to the TRMPBF variant. Operating temperature range is -40°C to 85°C.

LTC6268HS6-10#TRMPBF (Analog Devices Inc.)

LTC6268HS6-10#TRMPBF is a J-FET amplifier with identical electrical specifications to the LTC6268IS6-10 variants. The primary distinction is operating temperature range: this device extends to -40°C to 125°C, matching the OPA363IDBVR specification. This makes LTC6268HS6-10#TRMPBF suitable for applications requiring full temperature range coverage. Tape & Reel (TR) packaging is provided. Inventory is lower (1700 Pcs). ROHS3 compliant with MSL 1 (Unlimited).

TLR341G-GTR (Rohm Semiconductor)

TLR341G-GTR is a CMOS amplifier with rail-to-rail output. Slew rate (1.2 V/µs) and gain bandwidth product (2.3 MHz) are lower than the OPA363IDBVR baseline. Supply current is significantly lower (75 µA vs. 1.1 mA), making this device suitable for ultra-low-power applications. Output current capability is higher (120 mA vs. 85 mA). Supply voltage range is 1.8 V to 5.5 V, matching the OPA363IDBVR. Operating temperature range is -40°C to 85°C. Tape & Reel (TR) packaging is provided. ROHS3 compliant with MSL 1 (Unlimited). Inventory is 2000 Pcs.

LMR341G-GTR (Rohm Semiconductor)

LMR341G-GTR is a CMOS amplifier with lower performance specifications compared to OPA363IDBVR. Slew rate (1 V/µs) and gain bandwidth product (2 MHz) are reduced. Supply current is lower (80 µA vs. 1.1 mA). Output current is lower (45 mA vs. 85 mA). Minimum supply voltage is 2.7 V, which does not support the 1.8 V lower specification of OPA363IDBVR. Operating temperature range is -40°C to 85°C. This device is suitable for applications where supply voltage is ≥2.7 V and lower bandwidth is acceptable. Cut Tape (CT) & Digi-Reel packaging is provided. ROHS3 compliant with MSL 1 (Unlimited). Inventory is 5780 Pcs.

Frequently Asked Questions (FAQ)

Q: Can OPA363IDBVT be used as a direct replacement for OPA363IDBVR?

A: Yes. OPA363IDBVT is the manufacturer-recommended substitute with identical electrical specifications and package type. The only difference is packaging format (Tape & Reel vs. Digi-Reel). Both are ROHS3 compliant and operate across -40°C to 125°C.

Q: What is the key difference between the LTC6268 variants (IS6-10#TRMPBF, IS6-10#TRPBF, HS6-10#TRMPBF)?

A: All three LTC6268 variants have identical electrical specifications. The differences are: (1) IS6-10#TRMPBF and IS6-10#TRPBF differ only in packaging format (Tape & Reel vs. Cut Tape & Digi-Reel); (2) HS6-10#TRMPBF extends operating temperature to -40°C to 125°C, while IS6-10 variants are limited to -40°C to 85°C. Select HS6-10#TRMPBF if full temperature range coverage is required.

Q: Are the LMR341G-GTR and TLR341G-GTR interchangeable?

A: No. While both are CMOS amplifiers from Rohm Semiconductor, they have different electrical specifications. TLR341G-GTR has higher slew rate (1.2 V/µs vs. 1 V/µs), higher gain bandwidth product (2.3 MHz vs. 2 MHz), and higher output current (120 mA vs. 45 mA). Additionally, LMR341G-GTR has a minimum supply voltage of 2.7 V, while TLR341G-GTR supports 1.8 V minimum. Select based on specific performance requirements.

Q: Can I use LTC6268 series amplifiers in place of OPA363IDBVR in a 1.8 V supply application?

A: No. LTC6268 series devices have a minimum supply voltage of 3.1 V and cannot operate at 1.8 V. If 1.8 V operation is required, use OPA363IDBVT, TLR341G-GTR, or OPA363IDBVR.

Q: What is the impact of using a substitute with higher supply current?

A: Higher supply current increases power consumption. LTC6268 series devices draw 16.5 mA compared to 1.1 mA for OPA363IDBVR. This is a 15× increase and is significant in battery-powered or power-constrained applications. Use LTC6268 series only when the performance benefits (ultra-low input bias current, high slew rate, high bandwidth) justify the increased power consumption.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitutes are ROHS3 compliant. However, moisture sensitivity levels differ: OPA363IDBVR and OPA363IDBVT have MSL 2 (1 Year), while all other substitutes have MSL 1 (Unlimited). This affects storage and handling requirements.

Q: Can I use TLR341G-GTR or LMR341G-GTR in applications requiring -40°C to 125°C operation?

A: No. Both TLR341G-GTR and LMR341G-GTR are limited to -40°C to 85°C. For full temperature range coverage, use OPA363IDBVR, OPA363IDBVT, or LTC6268HS6-10#TRMPBF.

Q: What is the footprint compatibility between SOT-23-6 and TSOT-23-6 packages?

A: TSOT-23-6 is a thin variant of SOT-23-6 with identical pin pitch and layout. Both are mechanically compatible on standard SOT-23-6 footprints. TSOT-23-6 devices (LTC6268 series) can be used on PCBs designed for SOT-23-6 packages without layout modification.

Q: Which substitute offers the best performance for high-speed applications?

A: LTC6268 series amplifiers (LTC6268IS6-10#TRMPBF, LTC6268IS6-10#TRPBF, LTC6268HS6-10#TRMPBF) offer the highest performance with slew rate of 1500 V/µs and gain bandwidth product of 4000 MHz. These are suitable for high-frequency signal processing. However, they require minimum 3.1 V supply voltage and consume 16.5 mA.

Q: Which substitute is best for ultra-low-power applications?

A: TLR341G-GTR offers the lowest supply current at 75 µA, followed by LMR341G-GTR at 80 µA. Both are significantly lower than OPA363IDBVR (1.1 mA) and LTC6268 series (16.5 mA). Select TLR341G-GTR for superior performance or LMR341G-GTR if supply voltage is ≥2.7 V and lower bandwidth is acceptable.