LM6154BCM Equivalent & Substitute Parts

Part Overview

The LM6154BCM is a general-purpose operational amplifier featuring four independent circuits in a 14-SOIC surface mount package. This device is designed for rail-to-rail output applications with a supply voltage range of 2.7V to 24V and operating temperature range of 0°C to 70°C. The LM6154BCM is classified as obsolete, making identification of active equivalent parts essential for ongoing design support and procurement continuity.

Substiute Parts

LM6154BCM

Texas InstrumentsIn Stock: 1877LM6154BCM Datasheet

Current PartRFQ

LM6154BCM/NOPB

Texas InstrumentsIn Stock: 1926LM6154BCM/NOPB Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LM6154BCM is determined by strict equivalence across all electrical and mechanical parameters. The substitute part must satisfy the following criteria:

Electrical Parameters (Must Match Exactly):

• Amplifier Type: General Purpose
• Number of Circuits: 4
• Output Type: Rail-to-Rail
• Slew Rate: 30 V/µs
• Gain Bandwidth Product: 80 MHz
• Current - Input Bias: 500 nA
• Voltage - Input Offset: 300 µV
• Current - Supply: 1.6 mA (x4 Channels)
• Current - Output / Channel: 16.9 mA
• Voltage - Supply Span: 2.7V to 24V
• Operating Temperature: 0°C to 70°C

Mechanical Parameters (Must Match Exactly):

• Package / Case: 14-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount

Compliance Parameters:

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

The LM6154BCM/NOPB is identified as a direct substitute based on identical electrical specifications, mechanical packaging, and compliance certifications. The primary distinction is product status and packaging format.

Parameter Comparison

Engineering Selection Recommendations

The LM6154BCM/NOPB is the direct equivalent substitute for the obsolete LM6154BCM. Both parts are manufactured by Texas Instruments and share identical electrical and mechanical specifications. The LM6154BCM/NOPB is classified as an active product, ensuring continued availability and manufacturing support.

Selection Basis:

1. Product Status: The LM6154BCM/NOPB maintains active product status, providing long-term procurement reliability compared to the obsolete LM6154BCM.

2. Electrical Equivalence: All electrical parameters are identical, including slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current, and supply voltage range.

3. Mechanical Compatibility: Both parts utilize the 14-SOIC surface mount package with identical dimensions (0.154", 3.90mm width), ensuring direct PCB footprint compatibility.

4. Compliance Certification: Both parts maintain ROHS3 compliance and MSL Level 1 rating, meeting environmental and reliability standards.

5. Packaging Consideration: The LM6154BCM/NOPB is supplied in tube packaging, which is standard for active production parts. The original LM6154BCM bulk packaging is no longer available due to obsolescence.

For new designs or production continuity, the LM6154BCM/NOPB is the appropriate selection.

Frequently Asked Questions (FAQ)

Q: Can the LM6154BCM/NOPB be used as a direct replacement for the LM6154BCM?

A: Yes. The LM6154BCM/NOPB is electrically and mechanically identical to the LM6154BCM. All electrical parameters, package dimensions, and mounting specifications are equivalent. The primary difference is product status: LM6154BCM/NOPB is active, while LM6154BCM is obsolete.

Q: What does the "/NOPB" suffix indicate?

A: The "/NOPB" suffix indicates "No Plumbum" (lead-free) packaging and is part of Texas Instruments' standard product designation for RoHS-compliant components. This does not affect electrical performance or compatibility.

Q: Are there any differences in supply voltage or operating temperature between these parts?

A: No. Both parts operate across the identical supply voltage range of 2.7V to 24V and the same operating temperature range of 0°C to 70°C.

Q: Will the LM6154BCM/NOPB fit the same PCB footprint as the LM6154BCM?

A: Yes. Both parts use the 14-SOIC surface mount package with identical dimensions (0.154" width, 3.90mm width). PCB footprints are directly compatible.

Q: What is the difference between tube and bulk packaging?

A: Tube packaging is the standard format for active production parts and provides organized component handling. Bulk packaging was used for the obsolete LM6154BCM. Tube packaging does not affect component performance or electrical characteristics.

Q: Is the LM6154BCM/NOPB RoHS compliant?

A: Yes. The LM6154BCM/NOPB is ROHS3 compliant and carries MSL Level 1 rating, indicating unlimited moisture sensitivity protection.

Q: Why is the original LM6154BCM classified as obsolete?

A: Product obsolescence is determined by the manufacturer based on market demand and production lifecycle decisions. The LM6154BCM/NOPB is the active equivalent and is recommended for all new and ongoing applications.