THS4062IDR Equivalent & Substitute Parts

Part Overview

The THS4062IDR is a voltage feedback amplifier integrated circuit manufactured by Texas Instruments, containing two circuits in an 8-SOIC surface mount package. This device is classified as obsolete, though 2829 pieces remain in new original stock. The THS4062IDR operates across a wide supply voltage range of 9V to 32V with a slew rate of 400V/µs and -3dB bandwidth of 180 MHz, making it suitable for high-speed signal conditioning applications. Due to its obsolete status, equivalent and substitute parts with active product status are necessary for new designs and long-term supply chain continuity.

Key Parameters

Parameter	Value	Unit
Amplifier Type	Voltage Feedback	—
Number of Circuits	2	—
Slew Rate	400	V/µs
-3dB Bandwidth	180	MHz
Current - Input Bias	3	µA
Voltage - Input Offset	2.5	mV
Current - Supply (per Channel)	7.8	mA
Current - Output / Channel	115	mA
Voltage - Supply Span (Min)	9	V
Voltage - Supply Span (Max)	32	V
Operating Temperature	-40 to 85	°C
Package / Case	8-SOIC (0.154", 3.90mm Width)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the THS4062IDR are grouped based on strict electrical and mechanical compatibility criteria. The primary substitution logic is based on the following allowed parameters:

Core Substitution Criteria:

Amplifier Type: Voltage Feedback
Number of Circuits: 2
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Mounting Type: Surface Mount
Supply Voltage Range: Minimum 9V to Maximum 32V (or wider range)
Operating Temperature: -40°C to 85°C (or wider range)

Performance Parameters (Secondary Criteria):

Slew Rate: 400V/µs or higher
-3dB Bandwidth: 180 MHz or higher
Current - Output / Channel: 115 mA or higher

Substitutes are divided into two categories:

Category 1: Direct Equivalents (Identical or Superior Performance)

THS4062CDR: Identical electrical specifications, active product status, different packaging (Tape & Reel)
AD826ARZ, AD826ARZ-REEL, AD826ARZ-REEL7: Voltage feedback, 2 circuits, 8-SOIC package, wider supply range (5V to 36V), lower slew rate (350V/µs) but acceptable for many applications

Category 2: Performance-Enhanced Substitutes

AD828ARZ, AD828ARZ-REEL7: Higher slew rate (450V/µs), higher bandwidth (130 MHz), video amplifier grade
ISL55002IBZ, ISL55002IBZ-T13, ISL55002IBZ-T7: Higher bandwidth (200 MHz), higher output current (140 mA), lower supply minimum (4.5V)

Category 3: Alternative Topology (Not Recommended for Direct Substitution)

ADTL082ARZ: J-FET amplifier type (different topology), lower bandwidth (5 MHz), not suitable for high-speed applications

Parameter Comparison

Part Number	Manufacturer	Product Status	Amplifier Type	Circuits	Slew Rate (V/µs)	-3dB BW (MHz)	Supply Min (V)	Supply Max (V)	Output Current (mA)	Temp Range (°C)	Package
THS4062IDR	Texas Instruments	Obsolete	Voltage Feedback	2	400	180	9	32	115	-40 to 85	8-SOIC
THS4062CDR	Texas Instruments	Active	Voltage Feedback	2	400	180	9	32	115	0 to 70	8-SOIC
AD826ARZ	Analog Devices Inc.	Active	Voltage Feedback	2	350	50	5	36	50	-40 to 85	8-SOIC
AD826ARZ-REEL	Analog Devices Inc.	Active	Voltage Feedback	2	350	50	5	36	50	-40 to 85	8-SOIC
AD826ARZ-REEL7	Analog Devices Inc.	Active	Voltage Feedback	2	350	50	5	36	50	-40 to 85	8-SOIC
AD828ARZ	Analog Devices Inc.	Active	Voltage Feedback	2	450	130	5	36	50	-40 to 85	8-SOIC
AD828ARZ-REEL7	Analog Devices Inc.	Active	Voltage Feedback	2	450	130	5	36	50	-40 to 85	8-SOIC
ISL55002IBZ	Intersil	Active	Voltage Feedback	2	300	200	4.5	30	140	-40 to 85	8-SOIC
ISL55002IBZ-T13	Renesas Electronics	Active	Voltage Feedback	2	300	200	4.5	30	140	-40 to 85	8-SOIC
ISL55002IBZ-T7	Renesas Electronics	Active	Voltage Feedback	2	300	200	4.5	30	140	-40 to 85	8-SOIC

Engineering Selection Recommendations

Primary Recommendation: THS4062CDR

The THS4062CDR is the direct active equivalent of the THS4062IDR. It maintains identical electrical specifications including 400V/µs slew rate, 180 MHz bandwidth, and 115 mA output current per channel. The only difference is the operating temperature range (0°C to 70°C versus -40°C to 85°C) and packaging format (Tape & Reel). This part is ROHS3 compliant and carries active product status with 17700 pieces in stock. Selection of THS4062CDR is appropriate for applications where the narrower temperature range is acceptable and where Tape & Reel packaging is compatible with assembly processes.

Secondary Recommendation: ISL55002IBZ Series (ISL55002IBZ, ISL55002IBZ-T13, ISL55002IBZ-T7)

The ISL55002IBZ series offers superior -3dB bandwidth (200 MHz versus 180 MHz) and higher output current capability (140 mA versus 115 mA). These parts maintain voltage feedback topology with 2 circuits in 8-SOIC package and full -40°C to 85°C operating temperature range. Supply voltage range is 4.5V to 30V, which covers the THS4062IDR requirement of 9V to 32V. ROHS3 compliance and active product status are confirmed. The ISL55002IBZ series is suitable for applications requiring enhanced bandwidth performance. Inventory availability ranges from 1056 to 1415 pieces depending on packaging variant.

Alternative Consideration: AD826ARZ Series (AD826ARZ, AD826ARZ-REEL, AD826ARZ-REEL7)

The AD826ARZ series provides voltage feedback amplification with 2 circuits in 8-SOIC package and full -40°C to 85°C operating temperature range. Supply voltage range extends to 5V minimum and 36V maximum, exceeding the THS4062IDR specification. However, slew rate is reduced to 350V/µs and -3dB bandwidth is 50 MHz, representing significant performance reduction. Output current per channel is 50 mA versus 115 mA. This series is suitable only for applications where bandwidth and slew rate requirements are less stringent than the original THS4062IDR specification.

Not Recommended: ADTL082ARZ

The ADTL082ARZ employs J-FET amplifier topology rather than voltage feedback topology. Gain bandwidth product is 5 MHz and slew rate is 20V/µs, representing substantial performance degradation. This part is not suitable for direct substitution of the THS4062IDR in high-speed applications.

Frequently Asked Questions (FAQ)

Q1: Can THS4062CDR be used as a direct replacement for THS4062IDR in all applications?

THS4062CDR is electrically equivalent to THS4062IDR with identical slew rate (400V/µs), bandwidth (180 MHz), and output current (115 mA). The operating temperature range differs: THS4062CDR operates 0°C to 70°C while THS4062IDR operates -40°C to 85°C. Direct substitution is appropriate for applications operating within the 0°C to 70°C range. Applications requiring -40°C operation or extended high-temperature operation to 85°C require alternative parts such as AD826ARZ series or ISL55002IBZ series.

Q2: What is the difference between AD826ARZ, AD826ARZ-REEL, and AD826ARZ-REEL7?

These three part numbers are electrically identical. The differences are packaging and delivery format: AD826ARZ is supplied in Tube packaging, AD826ARZ-REEL is supplied in Cut Tape with standard Digi-Reel, and AD826ARZ-REEL7 is supplied in Cut Tape with 7-inch Digi-Reel. All three maintain identical electrical specifications and are suitable for the same applications. Selection depends on assembly process requirements and tape reel compatibility.

Q3: Why does ISL55002IBZ have lower slew rate (300V/µs) than THS4062IDR (400V/µs) but higher bandwidth (200 MHz)?

Slew rate and bandwidth are independent performance parameters. Slew rate measures the maximum rate of voltage change in the output (V/µs), while bandwidth measures the frequency range over which the amplifier maintains specified gain. ISL55002IBZ achieves higher bandwidth through different circuit design while operating at lower slew rate. Applications requiring high slew rate must use THS4062CDR or AD828ARZ series. Applications requiring high bandwidth can use ISL55002IBZ series.

Q4: Can ISL55002IBZ-T13 and ISL55002IBZ-T7 be used interchangeably?

ISL55002IBZ-T13 and ISL55002IBZ-T7 are electrically identical. The difference is the Digi-Reel tape width: T13 uses 13mm tape while T7 uses 7-inch tape. Selection depends on assembly equipment compatibility. Both parts carry identical electrical specifications, ROHS3 compliance, and active product status.

Q5: What is the significance of the 8-SOIC package specification?

The 8-SOIC (Small Outline Integrated Circuit) package is a surface mount package with 0.154 inches (3.90mm) width. All substitute parts listed maintain this identical package specification, ensuring mechanical and electrical compatibility with existing PCB layouts and assembly processes. No PCB redesign is required when substituting between parts with identical 8-SOIC package designation.

Q6: Are all substitute parts ROHS3 compliant?

All substitute parts listed carry ROHS3 compliance certification. The THS4062IDR original part is also ROHS3 compliant. ROHS3 compliance is maintained across all recommended substitutes, ensuring regulatory compliance for applications subject to RoHS requirements.

Q7: Which substitute part offers the best performance upgrade from THS4062IDR?

The AD828ARZ and AD828ARZ-REEL7 offer the highest slew rate (450V/µs) among all substitutes, exceeding the THS4062IDR specification of 400V/µs. However, -3dB bandwidth is 130 MHz, which is lower than THS4062IDR (180 MHz) and ISL55002IBZ (200 MHz). The ISL55002IBZ series offers the highest bandwidth (200 MHz) but with lower slew rate (300V/µs). Selection depends on whether the application prioritizes slew rate or bandwidth performance.

Q8: What supply voltage range must be verified when selecting a substitute?

The THS4062IDR operates with supply voltage from 9V minimum to 32V maximum. All recommended substitutes support this range: THS4062CDR (9V to 32V), AD826ARZ series (5V to 36V), AD828ARZ series (5V to 36V), and ISL55002IBZ series (4.5V to 30V). Verify that the selected substitute's supply voltage range encompasses the actual supply voltages used in the application circuit.

Q9: Is the Moisture Sensitivity Level (MSL) rating important for substitution?

The THS4062IDR carries MSL 1 (Unlimited), indicating no moisture sensitivity. Most substitutes also carry MSL 1 (AD826ARZ series, AD828ARZ series, ADTL082ARZ). The ISL55002IBZ series carries MSL 3 (168 Hours), indicating moisture sensitivity requiring controlled storage and handling. For applications with stringent moisture control requirements, verify MSL compatibility before substitution.

Q10: Can ADTL082ARZ be used as a substitute for high-speed applications?

No. ADTL082ARZ employs J-FET amplifier topology with 5 MHz gain bandwidth product and 20V/µs slew rate. These specifications represent approximately 36-fold reduction in bandwidth and 20-fold reduction in slew rate compared to THS4062IDR. ADTL082ARZ is suitable only for low-frequency, low-speed applications and is not appropriate for substitution in applications requiring the THS4062IDR's high-speed performance characteristics.

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