LT6003CS5#TRPBF Equivalent & Substitute Parts

Part Overview

The LT6003CS5#TRPBF is a general-purpose operational amplifier manufactured by Analog Devices Inc., configured as a single-circuit rail-to-rail amplifier in a TSOT-23-5 surface-mount package. This device is classified as Active product status and is ROHS3 compliant. The LT6003CS5#TRPBF is designed for low-power, low-speed analog signal processing applications requiring minimal supply current and input bias characteristics.

Substitute parts are identified when equivalent electrical performance parameters and mechanical compatibility exist within the same package family, allowing direct replacement in circuit designs while maintaining functional requirements.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	0.0013	V/µs
Gain Bandwidth Product	3	kHz
Current - Input Bias	40	pA
Voltage - Input Offset	185	µV
Current - Supply	1.25	µA
Current - Output / Channel	9	mA
Voltage - Supply Span (Min)	1.6	V
Voltage - Supply Span (Max)	16	V
Operating Temperature	0 to 70	°C
Mounting Type	Surface Mount	—
Package / Case	SOT-23-5 Thin, TSOT-23-5	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the LT6003CS5#TRPBF are identified based on the following electrical and mechanical compatibility criteria:

Primary Substitution Criteria:

Single-circuit general-purpose operational amplifier configuration
Rail-to-rail output capability
Surface-mount package in SOT-23-5 or equivalent footprint family (SOT-753, SC-74A)
Supply voltage range compatibility (minimum 1.6 V to 2.7 V; maximum 16 V)
ROHS3 compliance and MSL Level 1 rating
Active product status

Secondary Compatibility Parameters:

Slew rate performance (0.0013 V/µs to 2 V/µs range acceptable for general-purpose applications)
Gain bandwidth product (3 kHz to 1.9 MHz range)
Input bias current (1 pA to 100 pA range)
Input offset voltage (185 µV to 700 µV range)
Supply current (900 nA to 550 µA range)
Output current capability (8 mA to 400 µA range)

Substitutes are grouped into two categories: direct electrical equivalents with identical performance characteristics, and functional equivalents with acceptable parameter variations for general-purpose amplifier applications.

Parameter Comparison

Parameter	LT6003CS5#TRPBF	MCP6H01T-E/OT	TLV2381IDBVT	TLV2401CDBVT	TLV2401QDBVRQ1	TLV271CW5-7	TLV271IW5-7
Manufacturer	Analog Devices	Microchip Technology	Texas Instruments	Texas Instruments	Texas Instruments	Diodes Incorporated	Diodes Incorporated
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	CMOS	CMOS
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)	0.0013	0.8	0.06	0.0025	0.0025	2	2
Gain Bandwidth Product (kHz)	3	1200	160	5.5	5.5	1900	1900
Current - Input Bias (pA)	40	10	1	100	100	1	1
Voltage - Input Offset (µV)	185	700	500	390	390	500	500
Current - Supply (µA)	1.25	135	7	0.9	0.9	550	550
Current - Output / Channel (mA)	9	—	0.4	0.2	0.2	8	8
Voltage - Supply Span (Min)	1.6 V	3.5 V	2.7 V	2.5 V	2.5 V	2.7 V	2.7 V
Voltage - Supply Span (Max)	16 V	16 V	16 V	16 V	16 V	16 V	16 V
Operating Temperature	0 to 70°C	-40 to 125°C	-40 to 125°C	0 to 70°C	-40 to 125°C	0 to 70°C	-40 to 125°C
Package / Case	SOT-23-5 Thin, TSOT-23-5	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Direct Substitutes (Matched Operating Temperature Range):

TLV2401CDBVT is the closest functional equivalent to the LT6003CS5#TRPBF, sharing the identical operating temperature range of 0°C to 70°C. Both devices exhibit similar low-speed characteristics with slew rates below 0.003 V/µs and gain bandwidth products in the 3 kHz to 5.5 kHz range. Supply current consumption is comparable (0.9 µA versus 1.25 µA). Both are ROHS3 compliant with MSL Level 1 rating and Active product status. The primary difference is minimum supply voltage (2.5 V versus 1.6 V), which may restrict use in ultra-low-voltage applications.

Extended Temperature Range Substitutes:

TLV2401QDBVRQ1 provides identical electrical characteristics to TLV2401CDBVT with extended operating temperature range (-40°C to 125°C) and automotive-grade qualification (AEC-Q100). This substitute is suitable for applications requiring wider temperature operation and automotive compliance.

TLV2381IDBVT offers extended temperature range (-40°C to 125°C) with lower input bias current (1 pA) and reduced supply current (7 µA). Gain bandwidth product is higher at 160 kHz, and minimum supply voltage is 2.7 V.

Higher Performance Substitutes:

MCP6H01T-E/OT and TLV271IW5-7 provide significantly higher slew rates (0.8 V/µs and 2 V/µs respectively) and gain bandwidth products (1.2 MHz and 1.9 MHz respectively). These devices are suitable for applications requiring faster signal processing. TLV271IW5-7 offers extended temperature range (-40°C to 125°C) and higher inventory availability.

Compliance and Certification:

All substitute parts maintain ROHS3 compliance and MSL Level 1 rating. TLV2401QDBVRQ1 is the only substitute with automotive-grade qualification (AEC-Q100). Selection should prioritize product status (all listed as Active) and compliance requirements specific to the application environment.

Frequently Asked Questions (FAQ)

Q: Can TLV2401CDBVT directly replace LT6003CS5#TRPBF in existing designs?

A: TLV2401CDBVT is electrically compatible with LT6003CS5#TRPBF for general-purpose amplifier applications. Both devices share identical operating temperature range (0°C to 70°C), rail-to-rail output configuration, and similar low-speed performance characteristics. The primary constraint is minimum supply voltage: TLV2401CDBVT requires 2.5 V minimum versus 1.6 V for LT6003CS5#TRPBF. Verify that your circuit supply voltage meets or exceeds 2.5 V before substitution.

Q: What is the difference between TLV2401CDBVT and TLV2401QDBVRQ1?

A: Both devices share identical electrical specifications (slew rate, gain bandwidth product, input offset voltage, supply current). The key differences are operating temperature range and automotive qualification. TLV2401QDBVRQ1 operates from -40°C to 125°C and carries AEC-Q100 automotive-grade qualification, while TLV2401CDBVT operates from 0°C to 70°C without automotive qualification. Select TLV2401QDBVRQ1 for automotive or extended temperature applications.

Q: Are the package footprints identical between LT6003CS5#TRPBF and substitute parts?

A: LT6003CS5#TRPBF uses SOT-23-5 Thin (TSOT-23-5) package. Substitute parts use SC-74A or SOT-753 package designations, which are functionally equivalent footprints within the SOT-23-5 family. Verify PCB layout compatibility with your specific footprint library before assembly. Pin configurations are identical across all listed substitutes.

Q: Which substitute offers the lowest supply current consumption?

A: TLV2401CDBVT and TLV2401QDBVRQ1 both consume 0.9 µA supply current, which is lower than the LT6003CS5#TRPBF at 1.25 µA. These devices are optimal for battery-powered or ultra-low-power applications. TLV2381IDBVT consumes 7 µA, and CMOS variants (TLV271CW5-7, TLV271IW5-7) consume 550 µA.

Q: Can I use TLV271IW5-7 as a substitute in a low-speed application?

A: TLV271IW5-7 is functionally compatible but represents over-specification for low-speed applications. This CMOS device offers slew rate of 2 V/µs and gain bandwidth product of 1.9 MHz, compared to 0.0013 V/µs and 3 kHz for LT6003CS5#TRPBF. Supply current consumption is significantly higher at 550 µA. Use TLV271IW5-7 only when higher bandwidth and faster signal processing are required.

Q: What is the minimum supply voltage for each substitute?

A: LT6003CS5#TRPBF operates at 1.6 V minimum. TLV2401CDBVT and TLV2401QDBVRQ1 require 2.5 V minimum. TLV2381IDBVT, TLV271CW5-7, and TLV271IW5-7 require 2.7 V minimum. MCP6H01T-E/OT requires 3.5 V minimum. Verify your circuit supply voltage against the selected substitute's minimum specification.

Q: Are all substitutes ROHS3 compliant?

A: Yes, all listed substitute parts are ROHS3 compliant with MSL Level 1 (Unlimited) moisture sensitivity rating. All devices maintain Active product status. Compliance documentation is available from respective manufacturers.

Q: Which substitute has the lowest input offset voltage?

A: TLV2381IDBVT and TLV271CW5-7 and TLV271IW5-7 all specify 500 µV input offset voltage, compared to 185 µV for LT6003CS5#TRPBF. TLV2401CDBVT and TLV2401QDBVRQ1 specify 390 µV. MCP6H01T-E/OT specifies 700 µV. For precision applications requiring minimal offset voltage, LT6003CS5#TRPBF remains the optimal choice.

Q: What is the maximum output current for each device?

A: LT6003CS5#TRPBF provides 9 mA output current per channel. TLV271CW5-7 and TLV271IW5-7 provide 8 mA. TLV2381IDBVT provides 400 µA. TLV2401CDBVT and TLV2401QDBVRQ1 provide 200 µA. MCP6H01T-E/OT does not specify output current in provided data. Select based on load current requirements.

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