LM118H/NOPB Equivalent & Substitute Parts

Part Overview

The LM118H/NOPB is a general-purpose operational amplifier manufactured by Texas Instruments, housed in a TO-99-8 metal can package for through-hole mounting. This device is classified as a linear amplifier with a single circuit configuration and is currently in active product status. The LM118H/NOPB serves applications requiring stable gain-bandwidth performance and low input offset voltage in analog signal processing circuits. Identifying equivalent and substitute parts is necessary to ensure design flexibility, manage supply chain continuity, and maintain performance specifications across production batches and procurement cycles.

Substiute Parts

LM118H/NOPB

Texas InstrumentsIn Stock: 3260LM118H/NOPB Datasheet

Current PartRFQ

LM118H

National SemiconductorIn Stock: 1454LM118H Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LM118H/NOPB is determined by strict equivalence across the following critical parameters:

Electrical Performance Criteria:

• Slew Rate: 70 V/µs
• Gain Bandwidth Product: 15 MHz
• Current - Input Bias: 120 nA
• Voltage - Input Offset: 2 mV
• Current - Supply: 5 mA
• Voltage - Supply Span: 10 V to 40 V
• Operating Temperature Range: -55°C to 125°C

Mechanical & Packaging Criteria:

• Amplifier Type: General Purpose, single circuit
• Mounting Type: Through Hole
• Package / Case: TO-99-8 Metal Can

Compliance & Regulatory Criteria:

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected
• ECCN: EAR99
• HTSUS: 8542.33.0001

Substitute parts must match all electrical specifications, maintain identical package geometry, and satisfy all regulatory compliance requirements. Parts are grouped as direct substitutes only when these parameters are fully aligned.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitution Criteria:

The LM118H manufactured by National Semiconductor is a direct substitute for the LM118H/NOPB from Texas Instruments. Both devices are in active product status and satisfy identical electrical, mechanical, and regulatory requirements.

Compliance Verification:

Both the main part and substitute maintain ROHS3 compliance, REACH unaffected status, and identical export classification (EAR99). Moisture sensitivity level is rated at MSL 1 (Unlimited) for both devices, indicating no special handling requirements during storage or assembly.

Supply Chain Considerations:

The LM118H/NOPB maintains 3154 pieces in current inventory, while the LM118H substitute maintains 1432 pieces. Both devices are sourced from established manufacturers with active product lines, supporting long-term availability for production and maintenance applications.

Thermal and Electrical Performance:

Both devices operate across the full industrial temperature range of -55°C to 125°C and maintain identical electrical performance specifications. Supply voltage flexibility (10 V to 40 V) and low input bias current (120 nA) ensure compatibility in existing circuit designs without modification.

Frequently Asked Questions (FAQ)

Q: Can the LM118H from National Semiconductor be used as a direct replacement for the LM118H/NOPB from Texas Instruments?

A: Yes. Both devices are electrically and mechanically identical. All electrical parameters, including slew rate, gain-bandwidth product, input bias current, and supply voltage range, match exactly. Both are housed in TO-99-8 metal can packages for through-hole mounting and operate across -55°C to 125°C. Both maintain active product status and satisfy ROHS3 and REACH compliance requirements.

Q: Are there any differences in packaging or pin configuration between these devices?

A: No. Both the LM118H/NOPB and LM118H use the TO-99-8 metal can package with identical pin assignments and mechanical dimensions. Through-hole mounting compatibility is maintained for both devices.

Q: What is the significance of the "/NOPB" suffix on the Texas Instruments part number?

A: The "/NOPB" suffix indicates "No Plumbum" (lead-free) packaging, confirming ROHS3 compliance. The National Semiconductor LM118H also meets ROHS3 requirements, ensuring equivalent environmental compliance.

Q: Are both devices suitable for high-temperature applications?

A: Yes. Both devices are rated for operation across the full temperature range of -55°C to 125°C, supporting applications in industrial and automotive environments requiring extended thermal performance.

Q: What supply voltage range is supported by both devices?

A: Both the LM118H/NOPB and LM118H support a supply voltage span of 10 V to 40 V, providing flexibility for single or dual supply configurations in analog signal processing circuits.

Q: Is there any difference in input offset voltage or input bias current between these devices?

A: No. Both devices maintain identical input offset voltage of 2 mV and input bias current of 120 nA, ensuring equivalent DC accuracy and low-noise performance in precision analog applications.

Q: Can these devices be used interchangeably in existing PCB designs without circuit modification?

A: Yes. Electrical and mechanical specifications are identical, and both devices use the same TO-99-8 package. No circuit modifications or PCB layout changes are required for substitution.