TLV2450CDBVT Equivalent & Substitute Parts

Part Overview

The TLV2450CDBVT is a general-purpose operational amplifier manufactured by Texas Instruments, housed in a SOT-23-6 surface mount package. This device features rail-to-rail output capability and operates across a 2.7 V to 6 V supply voltage range, making it suitable for low-power analog signal processing applications. The part is currently in Last Time Buy status, indicating discontinued production with limited inventory availability. Identification of equivalent and substitute parts is necessary to ensure design continuity and long-term component sourcing for production and maintenance applications.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	0.11	V/µs
Gain Bandwidth Product	220	kHz
Current - Input Bias	500	pA
Voltage - Input Offset	300	µV
Current - Supply	23	µA
Current - Output / Channel	10	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	6	V
Operating Temperature	0 to 70	°C
Package / Case	SOT-23-6	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TLV2450CDBVT is determined by the following critical parameters: general-purpose amplifier classification, single-circuit configuration, rail-to-rail output capability, SOT-23-6 package compatibility, surface mount mounting type, and compliance certifications (ROHS3, REACH Unaffected, EAR99).

Group 1: Direct Manufacturer Variant TLV2450CDBVR is a Texas Instruments variant of the base TLV2450 product. This part maintains identical electrical specifications and package configuration but differs in product status (Active vs. Last Time Buy) and packaging format (Tape & Reel). This variant provides direct functional equivalence with improved availability.

Group 2: High-Performance Alternatives (LTC6252 Series) The LTC6252CS6#TRMPBF, LTC6252CS6#TRPBF, LTC6252HS6#TRMPBF, LTC6252IS6#TRMPBF, and LTC6252IS6#TRPBF are Analog Devices general-purpose operational amplifiers in TSOT-23-6 package format. These parts share the same single-circuit, rail-to-rail output architecture and SOT-23-6 package footprint. However, they exhibit significantly higher performance specifications: slew rate of 280 V/µs (vs. 0.11 V/µs), gain bandwidth product of 720 MHz (vs. 220 kHz), and lower input offset voltage of 100 µV (vs. 300 µV). Temperature range variants span 0°C to 70°C, −40°C to 125°C, and −40°C to 85°C depending on grade designation.

Group 3: Alternative Package Variant MAX4323EUT+T is manufactured by Analog Devices Inc./Maxim Integrated and provides general-purpose amplification in a SOT-6 package (functionally equivalent to SOT-23-6 pinout). This part maintains rail-to-rail output and single-circuit configuration but exhibits different electrical performance: slew rate of 2 V/µs, gain bandwidth product of 5 MHz, and higher supply current of 725 µA.

Parameter Comparison

Parameter	TLV2450CDBVT	TLV2450CDBVR	LTC6252CS6#TRMPBF	LTC6252CS6#TRPBF	LTC6252HS6#TRMPBF	LTC6252IS6#TRMPBF	LTC6252IS6#TRPBF	MAX4323EUT+T
Manufacturer	Texas Instruments	Texas Instruments	Analog Devices	Analog Devices	Analog Devices	Analog Devices	Analog Devices	Analog Devices/Maxim
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose
Number of Circuits	1	1	1	1	1	1	1	1
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Slew Rate (V/µs)	0.11	0.11	280	280	280	280	280	2
Gain Bandwidth Product	220 kHz	220 kHz	720 MHz	720 MHz	720 MHz	720 MHz	720 MHz	5 MHz
Current - Input Bias	500 pA	500 pA	1.4 µA	1.4 µA	1.4 µA	1.4 µA	1.4 µA	50 nA
Voltage - Input Offset	300 µV	300 µV	100 µV	100 µV	100 µV	100 µV	100 µV	1.2 mV
Current - Supply	23 µA	23 µA	4.25 mA	4.25 mA	4.25 mA	4.25 mA	4.25 mA	725 µA
Current - Output / Channel	10 mA	10 mA	—	—	—	—	—	50 mA
Voltage - Supply Span (Min)	2.7 V	2.7 V	2.5 V	2.5 V	2.5 V	2.5 V	2.5 V	2.4 V
Voltage - Supply Span (Max)	6 V	6 V	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V	6.5 V
Operating Temperature	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C	−40 to 125°C	−40 to 85°C	−40 to 85°C	−40 to 85°C
Package / Case	SOT-23-6	SOT-23-6	TSOT-23-6	TSOT-23-6	TSOT-23-6	TSOT-23-6	TSOT-23-6	SOT-23-6
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Last Time Buy	Active	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Active

Engineering Selection Recommendations

For Direct Replacement with Identical Specifications: TLV2450CDBVR is the recommended substitute when exact electrical and thermal performance matching is required. This Texas Instruments variant maintains all electrical parameters of the TLV2450CDBVT while offering Active product status and improved long-term availability. The part is ROHS3 compliant and carries identical compliance certifications.

For Applications Requiring Extended Temperature Range: LTC6252HS6#TRMPBF extends the operating temperature range to −40°C to 125°C, accommodating industrial and automotive environments. This part maintains rail-to-rail output and single-circuit configuration with ROHS3 compliance and REACH Unaffected status.

For Applications with Relaxed Temperature Requirements and Active Product Status: MAX4323EUT+T provides Active product status with extended availability. This part operates across −40°C to 85°C and maintains rail-to-rail output capability. The SOT-6 package is functionally equivalent to SOT-23-6 pinout. Higher supply current (725 µA vs. 23 µA) and increased output current capability (50 mA vs. 10 mA) may require circuit design review.

Compliance Considerations: All substitute parts listed maintain ROHS3 compliance, REACH Unaffected status, and EAR99 export classification, ensuring regulatory equivalence with the original TLV2450CDBVT.

Frequently Asked Questions (FAQ)

Q: Can LTC6252 series parts directly replace TLV2450CDBVT in existing designs? A: LTC6252 series parts share identical package footprint (SOT-23-6/TSOT-23-6), single-circuit configuration, and rail-to-rail output capability. However, significantly higher performance specifications (280 V/µs slew rate vs. 0.11 V/µs, 720 MHz bandwidth vs. 220 kHz) may affect circuit behavior in applications sensitive to frequency response or transient performance. Circuit validation is necessary for designs with tight bandwidth or settling time constraints.

Q: What is the difference between TLV2450CDBVT and TLV2450CDBVR? A: Both parts are Texas Instruments TLV2450 base product variants with identical electrical specifications, operating temperature range (0°C to 70°C), and SOT-23-6 package. The primary differences are product status (Last Time Buy vs. Active) and packaging format (Tape & Reel). TLV2450CDBVR offers improved availability and long-term sourcing capability.

Q: Are TSOT-23-6 and SOT-23-6 packages interchangeable? A: TSOT-23-6 (Thin SOT-23-6) and standard SOT-23-6 share identical pinout and footprint dimensions suitable for surface mount assembly. Both package variants are compatible with standard pick-and-place equipment and PCB layouts designed for SOT-23-6 components.

Q: What supply voltage range considerations apply when substituting parts? A: TLV2450CDBVT operates across 2.7 V to 6 V. LTC6252 series parts operate across 2.5 V to 5.25 V (narrower maximum voltage). MAX4323EUT+T operates across 2.4 V to 6.5 V. Verify that circuit supply voltages fall within the substitute part's specified range.

Q: How do input bias current differences affect circuit design? A: TLV2450CDBVT specifies 500 pA input bias current. LTC6252 series parts specify 1.4 µA (approximately 2800× higher). MAX4323EUT+T specifies 50 nA (approximately 10× lower). Applications with high-impedance input networks or precision transimpedance configurations require evaluation of bias current impact on offset voltage and noise performance.

Q: What is the significance of product status (Active vs. Last Time Buy)? A: Active status indicates ongoing production and long-term availability. Last Time Buy status indicates discontinued production with limited remaining inventory. For new designs or long-term production requirements, Active status parts (TLV2450CDBVR, MAX4323EUT+T) provide superior supply chain security.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message