TLV2450IDBVR Equivalent & Substitute Parts

Part Overview

The TLV2450IDBVR is a general-purpose operational amplifier manufactured by Texas Instruments, housed in a SOT-23-6 surface mount package. This rail-to-rail output amplifier operates across a 2.7 V to 6 V supply range and is designed for low-power applications requiring single-circuit amplification. The device is currently in active product status with extensive inventory availability (999,400 pieces).

Substitute parts are identified when design requirements necessitate alternative sourcing due to supply constraints, end-of-life considerations, or specific application parameters that align with the original component's electrical and mechanical specifications.

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	-40 to 125	°C
Mounting Type	Surface Mount	—
Package / Case	SOT-23-6	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the TLV2450IDBVR are identified based on the following critical parameters that determine functional compatibility:

Primary Compatibility Criteria:

Amplifier Type: General Purpose
Number of Circuits: 1
Output Type: Rail-to-Rail
Mounting Type: Surface Mount
Package / Case: SOT-23-6 or equivalent thin profile variant (TSOT-23-6)
Supply Voltage Range: Minimum 2.7 V, Maximum 6 V (or compatible overlap)
Operating Temperature Range: Minimum -40°C (or higher), Maximum 125°C (or higher)
RoHS3 Compliance and MSL Level 1

Substitute Part Categories:

Category 1: LTC6252 Series (Analog Devices Inc.) The LTC6252CS6#TRMPBF, LTC6252CS6#TRPBF, LTC6252HS6#TRMPBF, LTC6252IS6#TRMPBF, and LTC6252IS6#TRPBF are functionally equivalent general-purpose amplifiers in TSOT-23-6 packaging. These devices maintain rail-to-rail output capability and surface mount configuration. Substitution is valid where the application can accommodate the LTC6252 series' enhanced performance characteristics (higher slew rate, greater gain bandwidth product) and supply voltage range (2.5 V to 5.25 V minimum/maximum). Temperature range variations exist within this series and must be evaluated against specific application requirements.

Category 2: MAX4323EUT+T (Analog Devices Inc./Maxim Integrated) The MAX4323EUT+T is a general-purpose rail-to-rail amplifier in SOT-6 packaging (mechanically compatible with SOT-23-6 footprint). This device operates across a 2.4 V to 6.5 V supply range and supports the full -40°C to 85°C industrial temperature range. Substitution is valid where the application tolerates the MAX4323's lower gain bandwidth product (5 MHz) and higher supply current (725 µA) compared to the TLV2450IDBVR.

Parameter Comparison

Parameter	TLV2450IDBVR	LTC6252CS6#TRMPBF	LTC6252CS6#TRPBF	LTC6252HS6#TRMPBF	LTC6252IS6#TRMPBF	LTC6252IS6#TRPBF	MAX4323EUT+T
Manufacturer	Texas Instruments	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc./Maxim
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose
Number of Circuits	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
Slew Rate (V/µs)	0.11	280	280	280	280	280	2
Gain Bandwidth Product	220 kHz	720 MHz	720 MHz	720 MHz	720 MHz	720 MHz	5 MHz
Current - Input Bias	500 pA	1.4 µA	1.4 µA	1.4 µA	1.4 µA	1.4 µA	50 nA
Voltage - Input Offset (µV)	300	100	100	100	100	100	1200
Current - Supply (µA)	23	4.25	4.25	4.25	4.25	4.25	725
Current - Output / Channel (mA)	10	—	—	—	—	—	50
Voltage - Supply Span (Min)	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	5.25 V	5.25 V	5.25 V	5.25 V	5.25 V	6.5 V
Operating Temperature (°C)	-40 to 125	0 to 70	0 to 70	-40 to 125	-40 to 85	-40 to 85	-40 to 85
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SOT-23-6	TSOT-23-6	TSOT-23-6	TSOT-23-6	TSOT-23-6	TSOT-23-6	SOT-6
RoHS Status	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)
Product Status	Active	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Last Time Buy	Active

Engineering Selection Recommendations

For LTC6252 Series Substitution:

The LTC6252HS6#TRMPBF is the preferred substitute within the LTC6252 family when full temperature range coverage (-40°C to 125°C) is required, matching the TLV2450IDBVR's operating temperature specification. This variant is available in Cut Tape & Digi-Reel packaging with 15,541 pieces in stock.

The LTC6252IS6#TRMPBF and LTC6252IS6#TRPBF variants support -40°C to 85°C operation and are suitable for applications where the upper temperature limit of 85°C is acceptable. Both variants are in active stock (1,920 and 2,707 pieces respectively).

The LTC6252CS6#TRMPBF and LTC6252CS6#TRPBF variants operate only from 0°C to 70°C and are restricted to commercial temperature range applications. These are designated Last Time Buy status and should be evaluated only when temperature constraints permit.

All LTC6252 variants carry ROHS3 compliance and MSL Level 1 rating, matching the TLV2450IDBVR's environmental certifications. The supply voltage range (2.5 V to 5.25 V) is narrower than the TLV2450IDBVR (2.7 V to 6 V), requiring verification that application supply voltages remain within the LTC6252 specification window.

For MAX4323EUT+T Substitution:

The MAX4323EUT+T is suitable for applications where the TLV2450IDBVR supply is constrained or where enhanced output current capability (50 mA versus 10 mA) is beneficial. This device maintains Active product status with 17,088 pieces in inventory and supports the full -40°C to 85°C industrial temperature range. The supply voltage range (2.4 V to 6.5 V) provides broader upper voltage tolerance than the TLV2450IDBVR.

The MAX4323EUT+T exhibits significantly higher supply current consumption (725 µA versus 23 µA), which may impact power budget calculations in battery-powered or ultra-low-power applications. The gain bandwidth product (5 MHz) is substantially lower than both the TLV2450IDBVR (220 kHz) and LTC6252 series (720 MHz), restricting use to lower-frequency signal processing applications.

ROHS3 compliance and MSL Level 1 rating are maintained. The SOT-6 package is mechanically compatible with SOT-23-6 footprints on standard PCB layouts.

Compliance and Certification Summary:

All substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage protocols. REACH status is unaffected for all listed alternatives. ECCN classification (EAR99) and HTSUS code (8542.33.0001) are consistent across all parts.

Frequently Asked Questions (FAQ)

Q1: Can the LTC6252 series directly replace the TLV2450IDBVR in all applications?

The LTC6252 series maintains functional equivalence as a general-purpose rail-to-rail amplifier in compatible packaging. However, three constraints must be evaluated: (1) Supply voltage range is narrower (2.5 V to 5.25 V versus 2.7 V to 6 V), requiring verification that application supplies remain within specification; (2) Operating temperature ranges vary by variant—only the LTC6252HS6#TRMPBF matches the full -40°C to 125°C range; (3) The LTC6252 series exhibits significantly higher performance characteristics (280 V/µs slew rate, 720 MHz gain bandwidth product) which may introduce different circuit behavior in applications sensitive to these parameters.

Q2: What is the difference between TSOT-23-6 and SOT-23-6 packaging?

TSOT-23-6 is a thin-profile variant of the standard SOT-23-6 package, offering reduced height while maintaining identical pin pitch and footprint compatibility. Both packages are mechanically interchangeable on standard PCB layouts. The MAX4323EUT+T uses SOT-6 designation, which is also footprint-compatible with SOT-23-6 designs.

Q3: Why are some LTC6252 variants designated "Last Time Buy"?

Last Time Buy status indicates that the manufacturer has announced end-of-life for these specific part variants. The LTC6252CS6#TRMPBF, LTC6252CS6#TRPBF, LTC6252HS6#TRMPBF, LTC6252IS6#TRMPBF, and LTC6252IS6#TRPBF are all in Last Time Buy status, meaning inventory is finite and replenishment is not planned. New designs should prioritize the MAX4323EUT+T (Active status) or verify long-term availability of selected LTC6252 variants before committing to production.

Q4: Which substitute is best for low-power applications?

The LTC6252 series is superior for low-power applications, consuming only 4.25 µA supply current compared to the TLV2450IDBVR's 23 µA. The MAX4323EUT+T consumes 725 µA and is unsuitable for battery-powered or ultra-low-power designs.

Q5: Can the MAX4323EUT+T be used in place of the TLV2450IDBVR?

The MAX4323EUT+T is functionally compatible as a general-purpose rail-to-rail amplifier but exhibits different performance characteristics. The 5 MHz gain bandwidth product is significantly lower than the TLV2450IDBVR's 220 kHz specification, and supply current is 31 times higher (725 µA versus 23 µA). Substitution is valid only for applications where these performance differences are acceptable and where the enhanced output current capability (50 mA) is beneficial.

Q6: What packaging options are available for substitutes?

LTC6252 variants are available in two packaging formats: Cut Tape (CT) & Digi-Reel (indicated by #TRMPBF suffix) and Tape & Reel (TR) (indicated by #TRPBF suffix). The MAX4323EUT+T is supplied in Tape & Reel format. Selection depends on manufacturing process requirements and volume handling capabilities.

Q7: Are all substitute parts RoHS3 compliant?

Yes. All listed substitute parts (LTC6252 series and MAX4323EUT+T) maintain ROHS3 compliance and MSL Level 1 rating, matching the TLV2450IDBVR's environmental certifications. No additional qualification is required from a regulatory compliance perspective.

Q8: What is the inventory status of substitute parts?

LTC6252HS6#TRMPBF has the highest inventory (15,541 pieces) among LTC6252 variants. MAX4323EUT+T has 17,088 pieces in stock and maintains Active product status. LTC6252CS6#TRMPBF has 17,300 pieces available. Other LTC6252 variants have lower inventory levels (1,240 to 2,707 pieces). The TLV2450IDBVR has extensive availability (999,400 pieces).

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