BUF602IDBVR Equivalent & Substitute Parts

Part Overview

The BUF602IDBVR is a buffer amplifier integrated circuit manufactured by Texas Instruments, designed for single-circuit buffering applications in linear amplifier systems. This device is packaged in SOT-23-5 (SC-74A, SOT-753) surface mount configuration and is currently in active product status with substantial inventory availability (45,323 pieces in stock).

Buffer amplifiers serve critical functions in signal conditioning, impedance matching, and output driving applications where high slew rate and wide bandwidth are required. The BUF602IDBVR delivers 8000V/µs slew rate and 1 GHz gain bandwidth product, making it suitable for high-speed signal processing circuits.

Substitute parts become necessary when the BUF602IDBVR reaches end-of-life status, when supply constraints occur, or when design requirements necessitate alternative electrical characteristics within compatible package specifications.

Substiute Parts

BUF602IDBVR

Texas InstrumentsIn Stock: 45373BUF602IDBVR Datasheet

Current PartRFQ

AD8005ARTZ-R2

Analog Devices Inc.In Stock: 662AD8005ARTZ-R2 Datasheet

MFR RecommendedRFQ

AD8005ARTZ-REEL7

Analog Devices Inc.In Stock: 3493AD8005ARTZ-REEL7 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution compatibility for the BUF602IDBVR is determined by the following critical parameters:

Package Compatibility: All substitute parts must use SOT-23-5 (SC-74A, SOT-753) surface mount packaging to ensure mechanical and electrical compatibility with existing PCB layouts and assembly processes.

Circuit Configuration: The main part contains 1 circuit. Substitute parts must maintain single-circuit configuration to preserve functional equivalence.

Electrical Operating Range: Supply voltage span compatibility is essential. The BUF602IDBVR operates across 2.8V to 12.6V. Substitute parts must support overlapping or equivalent supply voltage ranges to function within the same system designs.

Amplifier Topology: While the BUF602IDBVR is classified as a Buffer amplifier type, substitute parts may employ different amplifier topologies (such as Current Feedback) provided they deliver equivalent buffering functionality and output drive capability within the specified package.

Output Drive Capability: The BUF602IDBVR provides 60mA output current per channel. Substitute parts must deliver sufficient output current to drive intended loads.

Thermal and Environmental Compliance: Operating temperature range, RoHS compliance status, and REACH compliance must be evaluated for system-level requirements.

The identified substitute parts (AD8005ARTZ-R2 and AD8005ARTZ-REEL7) share identical electrical specifications and SOT-23-5 packaging, enabling direct functional substitution within compatible supply voltage and temperature operating windows.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: AD8005ARTZ-REEL7

The AD8005ARTZ-REEL7 is the recommended substitute for the BUF602IDBVR based on the following engineering criteria:

1. Product Status: AD8005ARTZ-REEL7 maintains Active product status, ensuring long-term availability and continued manufacturer support. This contrasts with AD8005ARTZ-R2, which is Discontinued at DiGi Electronics.

2. Compliance Certification: AD8005ARTZ-REEL7 is ROHS3 Compliant and REACH Unaffected, matching the regulatory compliance profile of the BUF602IDBVR. This ensures compatibility with environmental and hazardous substance regulations applicable to the main part.

3. Packaging and Inventory: AD8005ARTZ-REEL7 is supplied in Cut Tape (CT) & Digi-Reel® packaging with 3,400 pieces in stock, providing adequate supply for production requirements.

4. Moisture Sensitivity: AD8005ARTZ-REEL7 features MSL 1 (Unlimited), superior to the BUF602IDBVR's MSL 2 (1 Year), reducing moisture-related handling and storage constraints.

5. Package Compatibility: Both devices use SOT-23-5 packaging, enabling direct PCB layout compatibility without redesign.

Secondary Substitute: AD8005ARTZ-R2

The AD8005ARTZ-R2 shares identical electrical specifications with AD8005ARTZ-REEL7 but is Discontinued at DiGi Electronics. This part is suitable only for applications where existing inventory is available and long-term supply is not a requirement.

Electrical Characteristic Differences:

The AD8005 series (both variants) exhibits lower slew rate (280V/µs versus 8000V/µs), reduced output current capability (10mA versus 60mA), and higher minimum supply voltage (4V versus 2.8V) compared to the BUF602IDBVR. These differences must be evaluated against specific circuit requirements. Applications requiring the full 8000V/µs slew rate or 60mA output drive of the BUF602IDBVR may not be compatible with AD8005 substitutes.

Frequently Asked Questions (FAQ)

Q1: Can AD8005ARTZ-REEL7 be used as a direct replacement for BUF602IDBVR in all applications?

A: AD8005ARTZ-REEL7 shares SOT-23-5 packaging and single-circuit configuration with BUF602IDBVR, enabling mechanical compatibility. However, electrical differences exist. The AD8005ARTZ-REEL7 provides 280V/µs slew rate (versus 8000V/µs) and 10mA output current (versus 60mA). Applications requiring the full performance specifications of the BUF602IDBVR must be re-evaluated. The minimum supply voltage for AD8005ARTZ-REEL7 is 4V, compared to 2.8V for BUF602IDBVR, which may affect low-voltage system designs.

Q2: What is the difference between AD8005ARTZ-R2 and AD8005ARTZ-REEL7?

A: Both parts are manufactured by Analog Devices Inc. and share identical electrical specifications. The primary differences are: (1) AD8005ARTZ-R2 is Discontinued at DiGi Electronics with limited inventory (642 pieces), while AD8005ARTZ-REEL7 is Active with 3,400 pieces available; (2) AD8005ARTZ-REEL7 is supplied in Cut Tape (CT) & Digi-Reel® packaging, while AD8005ARTZ-R2 packaging is not specified; (3) AD8005ARTZ-REEL7 is ROHS3 Compliant, while AD8005ARTZ-R2 compliance status is not specified. For new designs and production, AD8005ARTZ-REEL7 is the preferred choice.

Q3: Are there supply voltage compatibility issues when substituting AD8005ARTZ-REEL7 for BUF602IDBVR?

A: Yes. The BUF602IDBVR operates across 2.8V to 12.6V supply span, while AD8005ARTZ-REEL7 operates across 4V to 12V. Systems designed to operate at supply voltages below 4V are not compatible with AD8005ARTZ-REEL7. The upper supply voltage limit of AD8005ARTZ-REEL7 (12V) is also lower than BUF602IDBVR (12.6V), which may affect high-voltage applications.

Q4: What are the implications of different slew rates between BUF602IDBVR and AD8005ARTZ-REEL7?

A: The BUF602IDBVR delivers 8000V/µs slew rate, while AD8005ARTZ-REEL7 delivers 280V/µs. Slew rate determines the maximum rate of voltage change the amplifier can produce. High-speed signal applications, fast transient response requirements, or circuits with steep input signal edges may require the higher slew rate of BUF602IDBVR. Applications with slower signal transitions may operate satisfactorily with AD8005ARTZ-REEL7.

Q5: How do output current capabilities compare between these parts?

A: BUF602IDBVR provides 60mA output current per channel, while AD8005ARTZ-REEL7 provides 10mA. Applications requiring high output current drive (such as driving low-impedance loads or multiple downstream stages) must verify that 10mA is sufficient. Circuits designed around the 60mA capability of BUF602IDBVR may require redesign to operate within the 10mA limit of AD8005ARTZ-REEL7.

Q6: Are there temperature range differences affecting system design?

A: BUF602IDBVR operates across -45°C to 85°C, while AD8005ARTZ-REEL7 operates across -40°C to 85°C. Systems requiring operation below -40°C are not compatible with AD8005ARTZ-REEL7. The upper temperature limit (85°C) is identical for both parts.

Q7: What is the significance of Moisture Sensitivity Level (MSL) differences?

A: BUF602IDBVR has MSL 2 (1 Year), meaning the component must be used within one year of the moisture barrier bag opening. AD8005ARTZ-REEL7 has MSL 1 (Unlimited), requiring no time-based moisture exposure restrictions. This provides greater flexibility in inventory management and reduces risk of moisture-induced failures during storage and handling.

Q8: Are both substitute parts RoHS and REACH compliant?

A: AD8005ARTZ-REEL7 is ROHS3 Compliant and REACH Unaffected, matching the compliance profile of BUF602IDBVR. AD8005ARTZ-R2 compliance status is not specified in the provided data. For applications requiring documented RoHS and REACH compliance, AD8005ARTZ-REEL7 is the appropriate choice.

Q9: Can the SOT-23-5 package be used interchangeably on the same PCB layout?

A: Yes. Both BUF602IDBVR and the AD8005 series use SOT-23-5 (SC-74A, SOT-753) packaging, which is mechanically and electrically compatible. No PCB layout modifications are required for package substitution. Pin assignments and footprints are identical.

Q10: What factors should be considered when selecting between BUF602IDBVR and AD8005ARTZ-REEL7?

A: Selection depends on application-specific requirements: (1) If slew rate exceeding 280V/µs is required, BUF602IDBVR is necessary; (2) If output current exceeding 10mA is required, BUF602IDBVR is necessary; (3) If supply voltage below 4V is required, BUF602IDBVR is necessary; (4) If operating temperature below -40°C is required, BUF602IDBVR is necessary; (5) If long-term product availability and active status are priorities, AD8005ARTZ-REEL7 is preferred; (6) If reduced power consumption (400µA versus 5.8mA supply current) is beneficial, AD8005ARTZ-REEL7 offers advantages.