THS3201DBVR Equivalent & Substitute Parts

Part Overview

The THS3201DBVR is a Current Feedback Amplifier (CFA) manufactured by Texas Instruments, housed in a SOT-23-5 surface mount package. This device is classified as "Not For New Designs," indicating it has been superseded in the product portfolio. The high slew rate of 9800V/µs and -3dB bandwidth of 1.8 GHz make it suitable for high-speed signal conditioning applications. Due to its discontinued status for new designs, identifying functionally equivalent alternatives is essential for design continuity and long-term supply chain management.

Substiute Parts

THS3201DBVR

Texas InstrumentsIn Stock: 5604THS3201DBVR Datasheet

Current PartRFQ

THS3001IDGNR

Texas InstrumentsIn Stock: 2338THS3001IDGNR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the THS3201DBVR is determined by the following critical parameters:

Functional Equivalence Criteria:

• Amplifier Type: Current Feedback topology
• Number of Circuits: Single circuit configuration
• Operating Temperature Range: -40°C to 85°C compatibility
• Supply Voltage Compatibility: Overlapping or extended supply range

Performance Compatibility Criteria:

• Slew Rate: Equal or greater than 6500V/µs
• Bandwidth Performance: -3dB bandwidth of 420 MHz or higher
• Input Bias Current: 2 µA or lower
• Output Current Capability: 120 mA or greater per channel

Compliance & Certification:

• RoHS3 Compliance required
• MSL Rating: 1 (Unlimited)
• REACH Unaffected status

The THS3001IDGNR qualifies as a manufacturer-recommended substitute based on matching amplifier topology, single-circuit configuration, identical operating temperature range, and superior performance specifications in slew rate and output current capability. The extended supply voltage range (9V to 33V) provides broader application flexibility compared to the original part's 6.6V to 15V range.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The THS3201DBVR carries a "Not For New Designs" designation, while the THS3001IDGNR maintains "Active" status. For applications requiring long-term supply assurance and ongoing manufacturer support, the THS3001IDGNR is the appropriate selection.

Compliance & Certification: Both devices are ROHS3 compliant, REACH unaffected, and carry MSL Rating 1 (Unlimited), ensuring equivalent environmental and regulatory compliance for industrial and commercial applications.

Performance Trade-offs: The THS3001IDGNR exhibits lower input bias current (2 µA versus 14 µA) and reduced supply current (6.6 mA versus 14 mA), resulting in improved power efficiency. However, the -3dB bandwidth is reduced from 1.8 GHz to 420 MHz. Applications requiring the full 1.8 GHz bandwidth of the THS3201DBVR cannot be directly substituted without performance degradation.

Package Consideration: The THS3201DBVR uses SOT-23-5 packaging, while the THS3001IDGNR uses 8-HVSSOP packaging. PCB layout modifications are required for substitution. The 8-HVSSOP package provides an exposed pad for improved thermal management.

Supply Voltage Range: The THS3001IDGNR supports an extended supply voltage range (9V to 33V) compared to the THS3201DBVR (6.6V to 15V). Designs operating below 9V supply voltage cannot use the THS3001IDGNR as a direct substitute.

Frequently Asked Questions (FAQ)

Q: Can the THS3001IDGNR directly replace the THS3201DBVR in existing designs?

A: Direct replacement requires evaluation of three critical factors: (1) PCB layout compatibility with different package types (SOT-23-5 versus 8-HVSSOP), (2) bandwidth requirements (THS3001IDGNR provides 420 MHz versus THS3201DBVR's 1.8 GHz), and (3) supply voltage range (THS3001IDGNR minimum is 9V versus THS3201DBVR's 6.6V). Substitution is valid only when all three factors are compatible with the application requirements.

Q: What are the key electrical differences between these two devices?

A: The THS3001IDGNR provides superior input bias current performance (2 µA versus 14 µA) and lower supply current consumption (6.6 mA versus 14 mA). The THS3201DBVR offers higher slew rate (9800V/µs versus 6500V/µs) and significantly higher bandwidth (1.8 GHz versus 420 MHz). Output current capability is comparable (115 mA versus 120 mA).

Q: Why does the THS3001IDGNR have a different package type?

A: The 8-HVSSOP package used by the THS3001IDGNR includes an exposed thermal pad for enhanced heat dissipation, supporting the device's lower supply current and improved thermal characteristics. The SOT-23-5 package of the THS3201DBVR is smaller but lacks this thermal management feature.

Q: Are there supply voltage compatibility issues?

A: Yes. The THS3001IDGNR requires a minimum supply voltage of 9V, while the THS3201DBVR operates from 6.6V. Applications using supply voltages between 6.6V and 9V cannot use the THS3001IDGNR. The maximum supply voltage of the THS3001IDGNR (33V) exceeds that of the THS3201DBVR (15V), providing extended range capability for higher voltage applications.

Q: What compliance certifications apply to both devices?

A: Both the THS3201DBVR and THS3001IDGNR are ROHS3 compliant, REACH unaffected, and carry MSL Rating 1 (Unlimited). These certifications ensure equivalent environmental and regulatory compliance for industrial, commercial, and consumer applications.

Q: Which device should be selected for new designs?

A: The THS3001IDGNR should be selected for new designs due to its "Active" product status, ensuring ongoing manufacturer support, availability, and technical documentation updates. The THS3201DBVR's "Not For New Designs" status indicates it has been superseded in the Texas Instruments product portfolio.