SSM2135S Equivalent & Substitute Parts

Part Overview

The SSM2135S is an audio amplifier integrated circuit manufactured by Analog Devices Inc., designed for single-circuit audio applications in 8-SOIC surface mount packaging. This part is classified as obsolete, making equivalent and substitute parts necessary for new designs and production continuity. The SSM2135S operates across a wide supply voltage range of 4V to 36V and is suitable for audio amplification applications requiring low input offset voltage and moderate slew rate performance.

Substiute Parts

SSM2135S

Analog Devices Inc.In Stock: 6894SSM2135S Datasheet

Current PartRFQ

SSM2135SZ

Analog Devices Inc.In Stock: 16942SSM2135SZ Datasheet

DirectRFQ

TPA6120A2DWP

Texas InstrumentsIn Stock: 1384TPA6120A2DWP Datasheet

DirectRFQ

MC33202DR2G

onsemiIn Stock: 89001MC33202DR2G Datasheet

SimilarRFQ

OPA2316IDR

Texas InstrumentsIn Stock: 20763OPA2316IDR Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SSM2135S are categorized based on compatibility with the following critical parameters: package type (8-SOIC surface mount), operating temperature range (-40°C to 85°C), supply voltage compatibility, and amplifier functionality. The substitution logic distinguishes between direct equivalents and similar alternatives based on circuit count, amplifier type, and electrical performance characteristics.

Direct Equivalent (Same Base Product): SSM2135SZ shares the same base product number and manufacturer, with identical electrical specifications and package type. The primary difference is circuit count (2 circuits versus 1 circuit) and product status (active versus obsolete).

Similar Alternatives (Different Manufacturers/Specifications): MC33202DR2G, OPA2316IDR, and TPA6120A2DWP are classified as similar alternatives due to variations in amplifier type, circuit count, supply voltage range, or output configuration. These parts maintain 8-SOIC packaging and surface mount mounting but differ in electrical performance parameters and functional characteristics.

Parameter Comparison

Engineering Selection Recommendations

SSM2135SZ is the primary direct equivalent for the SSM2135S. Both parts share identical electrical specifications, the same 8-SOIC package, and equivalent operating temperature ranges. The SSM2135SZ is active in production status with ROHS3 compliance and unlimited moisture sensitivity rating, making it suitable for direct replacement in applications requiring single-channel audio amplification. The SSM2135SZ contains two circuits compared to the single circuit of the SSM2135S, providing additional functionality within the same package footprint.

MC33202DR2G is an active general-purpose amplifier alternative with 8-SOIC packaging and surface mount mounting. This part operates across a narrower supply voltage range (1.8V to 12V) compared to the SSM2135S (4V to 36V), limiting its applicability to designs requiring the extended high-voltage capability of the original part. The MC33202DR2G offers higher output current per channel (80 mA versus 30 mA) and lower input bias current (80 nA versus 300 nA), with ROHS3 compliance and unlimited MSL rating.

OPA2316IDR is an active CMOS amplifier with 8-SOIC packaging designed for low-voltage applications. This part operates across a supply voltage range of 1.8V to 5.5V, which is incompatible with the SSM2135S supply range of 4V to 36V. The OPA2316IDR features superior slew rate (6V/µs versus 0.9V/µs) and gain bandwidth product (10 MHz versus 3.5 MHz), with extended operating temperature range (-40°C to 125°C). ROHS3 compliance and 1-year MSL rating apply.

TPA6120A2DWP is an active Class AB stereo headphone amplifier from Texas Instruments with a different package type (20-SOIC versus 8-SOIC). This part is designed for headphone output applications with 80mW per channel output power at 600 ohm load and differential inputs. The supply voltage range (10V to 30V or ±5V to ±15V) differs from the SSM2135S. The TPA6120A2DWP is not suitable as a direct replacement due to package incompatibility and specialized headphone amplifier functionality.

Frequently Asked Questions (FAQ)

Q: Can the SSM2135SZ be used as a direct replacement for the SSM2135S?

A: The SSM2135SZ shares identical electrical specifications, package type (8-SOIC), and operating temperature range with the SSM2135S. The SSM2135SZ is active in production status with ROHS3 compliance. The primary difference is circuit count (2 circuits versus 1 circuit). Direct substitution is possible in applications where the additional circuit does not create design conflicts.

Q: What is the primary limitation of using MC33202DR2G as a substitute?

A: The MC33202DR2G operates across a supply voltage range of 1.8V to 12V, which is narrower than the SSM2135S range of 4V to 36V. Applications requiring supply voltages above 12V cannot use the MC33202DR2G. Additionally, the MC33202DR2G is classified as a general-purpose amplifier rather than an audio-specific amplifier.

Q: Why is the OPA2316IDR not suitable for all SSM2135S applications?

A: The OPA2316IDR operates across a supply voltage range of 1.8V to 5.5V, which is incompatible with the SSM2135S maximum supply voltage of 36V. Applications requiring high supply voltages cannot use the OPA2316IDR. The OPA2316IDR is designed for low-voltage CMOS applications and is not suitable for designs requiring the extended supply voltage capability of the original part.

Q: Can the TPA6120A2DWP replace the SSM2135S in a standard audio amplifier circuit?

A: The TPA6120A2DWP uses a different package type (20-SOIC versus 8-SOIC) and is designed specifically for stereo headphone amplification with differential inputs. Package incompatibility prevents direct board-level substitution. The TPA6120A2DWP is not suitable as a general-purpose audio amplifier replacement.

Q: What packaging considerations apply to these substitute parts?

A: The SSM2135S, SSM2135SZ, MC33202DR2G, and OPA2316IDR all use 8-SOIC (0.154", 3.90mm Width) surface mount packaging, allowing direct board-level substitution among these four parts. The TPA6120A2DWP uses 20-SOIC (0.295", 7.50mm Width) packaging with exposed pad, requiring different PCB layout and is not pin-compatible.

Q: Are all substitute parts RoHS compliant?

A: The SSM2135SZ, MC33202DR2G, OPA2316IDR, and TPA6120A2DWP are all ROHS3 compliant. The original SSM2135S RoHS status is not specified in the provided data.

Q: What are the moisture sensitivity level differences among these parts?

A: The SSM2135S and SSM2135SZ have MSL 1 (Unlimited) rating. The MC33202DR2G also has MSL 1 (Unlimited) rating. The OPA2316IDR and TPA6120A2DWP have MSL 2 (1 Year) rating, requiring more stringent moisture control during storage and handling.