LPV358IDGKRG4 Equivalent & Substitute Parts

Part Overview

The LPV358IDGKRG4 is a general-purpose operational amplifier manufactured by Texas Instruments, featuring dual circuits in an 8-VSSOP surface mount package. This device is classified as obsolete, though 22,200 units remain in stock. The LPV358IDGKRG4 provides rail-to-rail output capability with low power consumption, making it suitable for battery-powered and low-voltage applications requiring dual amplifier functionality.

Due to its obsolete product status, identifying equivalent and substitute parts is essential for design continuity, long-term supply chain reliability, and new product development. Active alternatives with comparable or enhanced specifications are available from Texas Instruments and other manufacturers.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	2	—
Output Type	Rail-to-Rail	—
Slew Rate	0.1	V/µs
Gain Bandwidth Product	237	kHz
Current - Input Bias	2	nA
Voltage - Input Offset	1.5	mV
Current - Supply (per 2 Channels)	15	µA
Current - Output / Channel	72	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	5	V
Operating Temperature Range	-40 to 125	°C
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the LPV358IDGKRG4 is determined by the following critical parameters:

Primary Substitution Criteria:

Dual-circuit (2 circuits) general-purpose operational amplifier configuration
Rail-to-rail output capability
8-VSSOP or compatible 8-pin surface mount package (8-TSSOP, 8-MSOP)
Supply voltage range compatibility: minimum 2.7 V, maximum 5 V or higher
Operating temperature range: -40°C minimum, 125°C maximum preferred for extended range applications
RoHS3 compliance and REACH unaffected status

Secondary Compatibility Parameters:

Input bias current: 2 nA or lower preferred for low-leakage applications
Input offset voltage: 1.5 mV or lower
Output current capability: 16 mA or higher per channel
Supply current: 15 µA or lower for power-sensitive designs

Substitute parts are grouped into two categories:

Category A - Direct Functional Equivalents (Texas Instruments LMV Series): LMV358MM/NOPB, LMV358MMX/NOPB, LPV358MM/NOPB, and LPV358MMX/NOPB maintain the same package footprint and dual-circuit configuration. These parts are active products with enhanced or comparable electrical characteristics.

Category B - Enhanced Performance Alternatives: LMV716MM/NOPB provides higher slew rate (5.8 V/µs) and gain bandwidth product (5 MHz) with differential output capability, suitable for applications requiring faster signal processing.

Category C - Alternative Manufacturer Solutions (Rohm Semiconductor): BU7266FVM-TR, BU7266SFVM-TR, and BU7486FVM-TR offer CMOS amplifier implementations with extended supply voltage ranges and alternative performance profiles.

Parameter Comparison

Parameter	LPV358IDGKRG4	LMV358MM/NOPB	LMV358MMX/NOPB	LPV358MM/NOPB	LPV358MMX/NOPB	LMV716MM/NOPB	BU7266FVM-TR	BU7486FVM-TR
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Rohm Semiconductor	Rohm Semiconductor
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active
Number of Circuits	2	2	2	2	2	2	2	2
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Differential, Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Slew Rate (V/µs)	0.1	1	1	0.1	0.1	5.8	0.0024	10
Gain Bandwidth Product (kHz)	237	1000	1000	152	152	5000	4	10000
Current - Input Bias (nA)	2	15	15	2	2	0.0006	0.001	0.001
Voltage - Input Offset (mV)	1.5	1.7	1.7	1.5	1.5	1.6	1	1
Current - Supply (µA, x2 Channels)	15	210	210	15	15	1600	0.7	6000
Current - Output / Channel (mA)	72	160	160	16	16	41	4	12
Voltage - Supply Span Min (V)	2.7	2.7	2.7	2.7	2.7	2.7	1.8	3
Voltage - Supply Span Max (V)	5	5.5	5.5	5	5	5	5.5	5.5
Operating Temperature (°C)	-40 to 125	-40 to 125	-40 to 125	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 105
Package / Case	8-TSSOP, 8-MSOP	8-TSSOP, 8-MSOP	8-TSSOP, 8-MSOP	8-TSSOP, 8-MSOP	8-TSSOP, 8-MSOP	8-TSSOP, 8-MSOP	8-VSSOP, 8-MSOP	8-VSSOP, 8-MSOP
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
MSL Rating	1 (Unlimited)	2 (1 Year)	2 (1 Year)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

For Direct Replacement (Pin-Compatible, Footprint-Compatible):

LPV358MM/NOPB and LPV358MMX/NOPB are the primary direct replacements for LPV358IDGKRG4. Both maintain identical electrical characteristics (0.1 V/µs slew rate, 152 kHz gain bandwidth product, 15 µA supply current) and package specifications. These parts are active products with unlimited moisture sensitivity rating (MSL 1), ensuring superior long-term reliability compared to the obsolete original. Supply voltage range remains 2.7 V to 5 V, and operating temperature extends to 85°C. Current inventory for LPV358MM/NOPB is 50,000 units and LPV358MMX/NOPB is 23,100 units.

For Enhanced Performance Requirements:

LMV358MM/NOPB and LMV358MMX/NOPB offer improved performance with 1 V/µs slew rate and 1 MHz gain bandwidth product, representing a 4.2× improvement in bandwidth. These parts support extended supply voltage to 5.5 V and maintain -40°C to 125°C operating range. Output current capability increases to 160 mA per channel. Trade-off: supply current increases to 210 µA and input bias current rises to 15 nA. MSL rating is 2 (1 Year). Inventory: 45,400 units (MM/NOPB) and 15,430 units (MMX/NOPB).

For High-Speed Applications:

LMV716MM/NOPB provides 5.8 V/µs slew rate and 5 MHz gain bandwidth product with differential output capability. This part is suitable for signal conditioning and precision measurement applications. Input bias current is exceptionally low at 0.6 pA. Operating temperature range is -40°C to 85°C. Supply current is 1.6 mA. Inventory: 2,100 units. Package compatibility maintained at 8-VSSOP.

For Ultra-Low Power Applications:

BU7266FVM-TR and BU7266SFVM-TR (Rohm Semiconductor CMOS amplifiers) deliver 700 nA supply current with 1 pA input bias current. These parts support extended supply voltage range (1.8 V to 5.5 V) and are suitable for battery-powered applications. Trade-off: slew rate is 0.0024 V/µs and gain bandwidth product is only 4 kHz, limiting frequency response. BU7266SFVM-TR extends operating temperature to 105°C. Inventory: 6,128 units.

For High-Current Output Applications:

BU7486FVM-TR (Rohm Semiconductor) provides 10 V/µs slew rate, 10 MHz gain bandwidth product, and 12 mA output current per channel. Supply voltage range is 3 V to 5.5 V. Operating temperature extends to 105°C. Supply current is 6 mA. Inventory: 4,095 units.

Compliance and Certification:

All substitute parts listed are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements. All parts carry EAR99 export classification and HTSUS code 8542.33.0001.

Frequently Asked Questions (FAQ)

Q1: Can LMV358MM/NOPB directly replace LPV358IDGKRG4 without circuit modification?

A: Yes, LMV358MM/NOPB is pin-compatible and footprint-compatible with LPV358IDGKRG4. Both use 8-VSSOP packaging with identical pinout. However, the enhanced performance characteristics (1 V/µs slew rate vs. 0.1 V/µs, 1 MHz vs. 237 kHz bandwidth) may affect circuit behavior in applications with tight timing constraints or frequency-dependent feedback networks. Circuit simulation or bench testing is recommended for critical applications.

Q2: What is the key difference between LPV358MM/NOPB and LMV358MM/NOPB?

A: Both are dual general-purpose operational amplifiers in 8-VSSOP packages. LPV358MM/NOPB maintains the original LPV358IDGKRG4 electrical specifications (0.1 V/µs slew rate, 152 kHz bandwidth, 15 µA supply current). LMV358MM/NOPB provides enhanced performance with 1 V/µs slew rate, 1 MHz bandwidth, and 160 mA output current per channel, at the cost of increased supply current (210 µA). Select LPV358MM/NOPB for power-constrained designs; select LMV358MM/NOPB for higher-speed applications.

Q3: Why does LMV358MM/NOPB have MSL rating of 2 instead of 1?

A: MSL (Moisture Sensitivity Level) rating of 2 indicates a 1-year shelf life under controlled storage conditions (typically 30°C, 60% relative humidity). MSL 1 (unlimited) provides superior long-term storage stability. For high-volume manufacturing or long-term inventory management, LPV358MM/NOPB or LPV358MMX/NOPB with MSL 1 rating are preferred. For immediate use in production, MSL 2 rating is acceptable if proper moisture control procedures are followed.

Q4: Is LMV716MM/NOPB suitable as a drop-in replacement?

A: LMV716MM/NOPB is pin-compatible and footprint-compatible but not a true drop-in replacement. The differential output configuration and significantly higher performance specifications (5.8 V/µs slew rate, 5 MHz bandwidth, 0.6 pA input bias current) make it suitable only for applications requiring these enhanced characteristics. Operating temperature range is limited to -40°C to 85°C. Use LMV716MM/NOPB only when high-speed signal processing is required.

Q5: Can Rohm Semiconductor BU7266FVM-TR or BU7486FVM-TR replace LPV358IDGKRG4?

A: Both Rohm parts are pin-compatible and footprint-compatible. BU7266FVM-TR is suitable for ultra-low-power applications (700 nA supply current) but has severely limited bandwidth (4 kHz). BU7486FVM-TR provides high-speed performance (10 MHz bandwidth) but requires higher supply current (6 mA). Neither is a true functional equivalent. Select Rohm parts only when their specific performance characteristics (ultra-low power or high-speed) are required.

Q6: What is the inventory status for substitute parts?

A: LPV358MM/NOPB has the highest inventory at 50,000 units. LMV358MM/NOPB has 45,400 units. LPV358MMX/NOPB has 23,100 units. LMV358MMX/NOPB has 15,430 units. LMV716MM/NOPB has limited inventory at 2,100 units. Rohm parts have lower inventory: BU7266SFVM-TR (6,128 units), BU7266FVM-TR (5,787 units), BU7486FVM-TR (4,095 units). For long-term supply assurance, LPV358MM/NOPB is recommended.

Q7: Are all substitute parts RoHS3 compliant?

A: Yes, all substitute parts listed are ROHS3 compliant and REACH unaffected. All carry EAR99 export classification. These certifications ensure compliance with current environmental regulations and suitability for commercial and industrial applications.

Q8: What is the operating temperature range consideration for substitution?

A: LPV358IDGKRG4 operates from -40°C to 125°C. LPV358MM/NOPB and LPV358MMX/NOPB operate from -40°C to 85°C, limiting high-temperature applications. LMV358MM/NOPB and LMV358MMX/NOPB extend to 125°C, matching the original. BU7486FVM-TR extends to 105°C. For applications requiring 125°C operation, select LMV358MM/NOPB or LMV358MMX/NOPB.

Q9: What packaging options are available?

A: All substitute parts use 8-VSSOP, 8-TSSOP, or 8-MSOP surface mount packages with 0.118" (3.00 mm) or 0.110" (2.80 mm) width. Footprint compatibility is maintained across all listed parts. Verify PCB layout compatibility with specific package dimensions before final selection.

Q10: Which substitute part offers the best balance of performance and power consumption?

A: LMV358MM/NOPB provides optimal balance with 1 V/µs slew rate, 1 MHz bandwidth, 160 mA output current, and 210 µA supply current. This part is active, widely available (45,400 units), supports -40°C to 125°C operation, and maintains pin and footprint compatibility. It is the recommended primary substitute for most applications transitioning from the obsolete LPV358IDGKRG4.

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