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LM358PT Equivalent & Substitute Parts
Part Overview
The LM358PT is a general-purpose operational amplifier manufactured by Rohm Semiconductor, configured as a 2-circuit integrated circuit in an 8-TSSOP surface mount package. This device is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity. The LM358PT operates across a supply voltage range of 3V to 32V with an operating temperature range of -40°C to 85°C, suitable for general-purpose amplification applications requiring low input bias current and moderate bandwidth performance.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer Part Number | LM358PT | — |
| Manufacturer | Rohm Semiconductor | — |
| Amplifier Type | General Purpose | — |
| Number of Circuits | 2 | — |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) | — |
| Slew Rate | 0.3 | V/µs |
| Gain Bandwidth Product | 800 | kHz |
| Current - Input Bias | 20 | nA |
| Voltage - Input Offset | 1 | mV |
| Current - Supply | 600 | µA |
| Current - Output / Channel | 30 | mA |
| Voltage - Supply Span (Min) | 3 | V |
| Voltage - Supply Span (Max) | 32 | V |
| Operating Temperature | -40 to 85 | °C |
| Mounting Type | Surface Mount | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the LM358PT is determined by the following critical parameters:
Package Compatibility: All substitute parts must use the 8-TSSOP surface mount package with 0.173" width and 4.40mm dimensions to ensure mechanical and electrical compatibility with existing PCB layouts.
Electrical Characteristics: Substitute parts must maintain compatibility across the following ranges:
- Supply voltage span: minimum 3V, maximum 30V or higher
- Input bias current: 20 nA (standard across all candidates)
- Number of circuits: 2 (dual-channel configuration)
- Amplifier type: General Purpose or J-FET variants
Functional Parameters: The slew rate (0.3V/µs to 3.5V/µs), gain bandwidth product (700 kHz to 1.1 MHz), and output current per channel (20 mA to 60 mA) determine performance suitability for specific applications. Higher values indicate faster response and greater drive capability.
Compliance & Status: Active product status ensures ongoing availability. RoHS3 compliance and MSL ratings confirm environmental and handling requirements. Automotive-grade variants (AEC-Q100 qualified) provide enhanced reliability for demanding applications.
Substitute parts are grouped into two categories: direct general-purpose replacements (LM258 series, LM2904 series, AS358GTR-E1) and performance-enhanced J-FET alternatives (TL062IPWR).
Parameter Comparison
| Part Number | Manufacturer | Product Status | Amplifier Type | Slew Rate (V/µs) | GBW (kHz) | Input Bias (nA) | Input Offset (mV) | Supply Current (µA) | Output Current (mA) | Supply Min (V) | Supply Max (V) | Temp Range (°C) | Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LM358PT | Rohm Semiconductor | Obsolete | General Purpose | 0.3 | 800 | 20 | 1 | 600 | 30 | 3 | 32 | -40 to 85 | 8-TSSOP |
| AS358GTR-E1 | Diodes Incorporated | Active | General Purpose | — | — | 20 | 2 | 700 | 40 | 3 | 36 | -40 to 85 | 8-TSSOP |
| LM258PT | STMicroelectronics | Active | General Purpose | 0.6 | 1100 | 20 | 5 | 700 | 40 | 3 | 30 | -40 to 105 | 8-TSSOP |
| LM258WPT | STMicroelectronics | Active | General Purpose | 0.6 | 1100 | 20 | 2 | 700 | 60 | 3 | 30 | -40 to 105 | 8-TSSOP |
| LM258WYPT | STMicroelectronics | Active | General Purpose | 0.6 | 1100 | 20 | 2 | 700 | 60 | 3 | 30 | -40 to 105 | 8-TSSOP |
| LM258YPT | STMicroelectronics | Active | General Purpose | 0.6 | 1100 | 20 | 5 | 700 | 40 | 3 | 30 | -40 to 105 | 8-TSSOP |
| LM2904PT | Rohm Semiconductor | Active | General Purpose | 0.3 | 800 | 20 | 1 | 600 | 30 | 3 | 32 | -40 to 125 | 8-TSSOP |
| TL062IPWR | Texas Instruments | Active | J-FET | 3.5 | 1000 | 0.03 | 3 | 200 | 20 | 10 | 30 | -40 to 85 | 8-TSSOP |
| LM258APT | STMicroelectronics | Active | General Purpose | 0.6 | 1100 | 20 | 1 | 700 | 40 | 3 | 30 | -40 to 105 | 8-TSSOP |
| LM2904AVQPWR | Texas Instruments | Active | General Purpose | 0.3 | 700 | 20 | 1 | 500 | 40 | 3 | 30 | -40 to 125 | 8-TSSOP |
| LM2904AVQPWRG4 | Texas Instruments | Discontinued at DiGi Electronics | General Purpose | 0.3 | 700 | 20 | 1 | 500 | 40 | 3 | 30 | -40 to 125 | 8-TSSOP |
Engineering Selection Recommendations
Primary Substitutes (Electrical & Mechanical Equivalence):
The LM2904PT (Rohm Semiconductor) provides the closest electrical match to the LM358PT, maintaining identical slew rate (0.3V/µs), gain bandwidth product (800 kHz), input offset voltage (1 mV), and supply current (600µA). The LM2904PT extends the operating temperature range to -40°C to 125°C and maintains active product status with unlimited moisture sensitivity rating. This part is recommended as the primary direct replacement.
The LM258 series from STMicroelectronics (LM258PT, LM258WPT, LM258WYPT, LM258YPT, LM258APT) offers enhanced performance with higher slew rate (0.6V/µs) and gain bandwidth product (1.1 MHz), supporting extended operating temperatures to 105°C. These parts are AEC-Q100 automotive-qualified and actively produced. The LM258WPT and LM258WYPT variants provide the highest output current per channel (60 mA), suitable for applications requiring greater drive capability.
Alternative Substitutes (Functional Compatibility):
The AS358GTR-E1 (Diodes Incorporated) maintains general-purpose amplifier functionality with compatible input bias current (20 nA) and extended supply voltage range to 36V. This part is actively produced and RoHS3 compliant.
The LM2904AVQPWR (Texas Instruments) provides active product status with extended temperature range (-40°C to 125°C) and lower supply current (500µA), beneficial for power-constrained applications. The part is available in Tape & Reel packaging.
Performance-Enhanced Alternative (J-FET Technology):
The TL062IPWR (Texas Instruments) represents a J-FET amplifier variant with significantly higher slew rate (3.5V/µs), lower input bias current (30 pA), and lower supply current (200µA). However, this part requires a minimum supply voltage of 10V (compared to 3V for the LM358PT) and is limited to 20 mA output current per channel. Selection of this part is appropriate only for applications where the higher minimum supply voltage and lower output current are acceptable trade-offs for improved speed and input impedance characteristics.
Compliance Considerations:
All recommended substitutes maintain RoHS3 compliance and MSL rating of 1 (unlimited moisture sensitivity), ensuring compatibility with standard manufacturing and storage requirements. Automotive-grade variants (LM258 series with AEC-Q100 qualification) are available for applications requiring enhanced reliability documentation.
Frequently Asked Questions (FAQ)
Q: Can the LM258PT directly replace the LM358PT in all applications?
A: The LM258PT is electrically compatible with the LM358PT in most general-purpose amplifier applications. Both parts share identical input bias current (20 nA), 2-circuit configuration, and 8-TSSOP package. The LM258PT offers improved performance with higher slew rate (0.6V/µs vs. 0.3V/µs) and gain bandwidth product (1.1 MHz vs. 800 kHz). The maximum supply voltage for LM258PT is 30V compared to 32V for LM358PT; verify that your application does not exceed 30V. The LM258PT supports extended operating temperature to 105°C, providing additional margin for high-temperature environments.
Q: What is the difference between LM258WPT and LM258YPT?
A: Both parts are manufactured by STMicroelectronics and share identical electrical characteristics: slew rate (0.6V/µs), gain bandwidth product (1.1 MHz), and operating temperature range (-40°C to 105°C). The primary difference is output current per channel: LM258WPT provides 60 mA while LM258YPT provides 40 mA. Select LM258WPT for applications requiring higher output drive capability; select LM258YPT for standard output current requirements. Both parts are AEC-Q100 automotive-qualified.
Q: Why does the TL062IPWR require a minimum 10V supply when the LM358PT operates at 3V?
A: The TL062IPWR uses J-FET input technology, which requires higher minimum supply voltage (10V) compared to the bipolar input stage of the LM358PT (3V minimum). The J-FET architecture provides superior input impedance characteristics (30 pA input bias current vs. 20 nA) and faster slew rate (3.5V/µs vs. 0.3V/µs). Selection of TL062IPWR is appropriate only for applications where the 10V minimum supply voltage is available and the lower output current (20 mA vs. 30 mA) is acceptable.
Q: Are all substitute parts available in the same packaging options as the LM358PT?
A: All substitute parts listed are available in 8-TSSOP surface mount package with 0.173" width and 4.40mm dimensions, ensuring mechanical compatibility with existing PCB layouts. Packaging format variations (Cut Tape, Tape & Reel, Digi-Reel) differ by supplier and part number but do not affect electrical performance or PCB mounting. Verify packaging format availability with your component supplier based on production volume and handling requirements.
Q: What is the significance of the MSL (Moisture Sensitivity Level) rating?
A: All listed substitute parts carry MSL rating of 1 (unlimited), indicating that these components do not require special moisture control during storage and handling. This rating matches the LM358PT and ensures compatibility with standard manufacturing processes without additional baking or desiccant storage requirements.
Q: Can I use LM2904AVQPWR as a substitute if my application requires 32V supply voltage?
A: No. The LM2904AVQPWR maximum supply voltage is 30V, which is below the 32V maximum of the LM358PT. If your application requires operation at 32V, use the LM2904PT (Rohm Semiconductor) or LM358PT equivalent, both of which support 32V maximum supply voltage. Verify actual operating voltage in your circuit design to confirm whether 30V maximum is acceptable.
Q: What is the difference between LM2904PT and LM2904AVQPWR?
A: Both parts are manufactured by different suppliers (Rohm Semiconductor vs. Texas Instruments) and share identical electrical characteristics: slew rate (0.3V/µs), gain bandwidth product (800 kHz), input offset voltage (1 mV), and supply current (600µA for LM2904PT, 500µA for LM2904AVQPWR). The LM2904PT supports 32V maximum supply voltage and -40°C to 125°C operating temperature. The LM2904AVQPWR supports 30V maximum supply voltage and -40°C to 125°C operating temperature, with lower supply current (500µA). Select based on supply voltage requirements and supplier availability.
Q: Is the AS358GTR-E1 suitable for automotive applications?
A: The AS358GTR-E1 (Diodes Incorporated) is not listed with AEC-Q100 automotive qualification. For automotive applications requiring enhanced reliability documentation, select LM258 series parts (LM258PT, LM258WPT, LM258WYPT, LM258YPT, LM258APT) which carry AEC-Q100 qualification, or LM2904PT which is actively produced by Rohm Semiconductor.
Q: What does "Discontinued at DiGi Electronics" mean for the LM2904AVQPWRG4?
A: The LM2904AVQPWRG4 is electrically identical to LM2904AVQPWR but is no longer actively stocked by DiGi Electronics distributor. The part remains available from other distributors and manufacturers. For new designs, select LM2904AVQPWR (active status) or alternative substitutes with confirmed active product status and ongoing availability.
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