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AD8072JRZ Equivalent & Substitute Parts
Part Overview
The AD8072JRZ is a dual-channel current feedback amplifier manufactured by Analog Devices Inc., packaged in 8-SOIC surface mount configuration. This linear amplifier is designed for video and high-speed signal processing applications requiring current feedback topology. The device is classified as Last Time Buy, indicating discontinued production with limited inventory availability. Identification of equivalent and substitute parts is necessary to ensure design continuity, support alternative sourcing strategies, and maintain supply chain flexibility for applications currently utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer Part Number | AD8072JRZ | — |
| Manufacturer | Analog Devices Inc. | — |
| Category | Linear, Amplifiers | — |
| Amplifier Type | Current Feedback | — |
| Number of Circuits | 2 | — |
| -3dB Bandwidth | 100 | MHz |
| Slew Rate | 500 | V/µs |
| Current - Supply | 3.5 | mA |
| Current - Output / Channel | 30 | mA |
| Voltage - Supply (Single/Dual) | 5V ~ 12V, ±2.5V ~ 6V | V |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | — |
| Mounting Type | Surface Mount | — |
| Product Status | Last Time Buy | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the AD8072JRZ is determined by the following critical parameters:
Primary Substitution Criteria:
- Amplifier Type: Current Feedback topology
- Number of Circuits: Dual-channel (2 circuits)
- Package / Case: 8-SOIC form factor with 0.154" (3.90mm) width
- Mounting Type: Surface Mount
- Voltage Supply Range: Compatibility with 5V ~ 12V single supply or ±2.5V ~ 6V dual supply
Secondary Compatibility Parameters:
- -3dB Bandwidth: Minimum 100 MHz
- Slew Rate: Minimum 500 V/µs
- Current - Output / Channel: Minimum 30 mA
- Current - Supply: Maximum 3.5 mA per channel
Substitute parts are grouped into two categories:
Category A: Direct Current Feedback Amplifier Substitutes Parts maintaining current feedback topology with dual-channel configuration and equivalent or superior bandwidth and slew rate performance. These include EL5263ISZ, EL5263ISZ-T7, and MAX4225ESA+.
Category B: General Purpose Amplifier Alternatives Parts with general purpose amplifier topology, dual-channel configuration, and compatible 8-SOIC packaging. These include MAX412 series variants (MAX412BCSA+, MAX412BCSA+T, MAX412CSA+, MAX412CSA+T, MAX412ESA+, MAX412ESA+T).
Category C: Single-Channel General Purpose Alternative Part HA9P5127-5ZX96 with single-channel configuration and general purpose topology, suitable only for applications not requiring dual-channel functionality.
Parameter Comparison
| Part Number | Manufacturer | Amplifier Type | Number of Circuits | -3dB Bandwidth (MHz) | Slew Rate (V/µs) | Current - Supply (mA) | Current - Output / Channel (mA) | Voltage - Supply Min (V) | Voltage - Supply Max (V) | Package | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AD8072JRZ | Analog Devices Inc. | Current Feedback | 2 | 100 | 500 | 3.5 | 30 | 5 / ±2.5 | 12 / ±6 | 8-SOIC | Last Time Buy |
| EL5263ISZ | Renesas Electronics | Current Feedback | 2 | 500 | 4000 | 1.5 (x2) | 100 | 5 | 12 | 8-SOIC | Obsolete |
| EL5263ISZ-T7 | Renesas Electronics | Current Feedback | 2 | 500 | 4000 | 1.5 (x2) | 100 | 5 | 12 | 8-SOIC | Obsolete |
| MAX4225ESA+ | Analog Devices Inc./Maxim Integrated | Current Feedback | 2 | 1000 | 1100 | 6 (x2) | 80 | 5.7 | 11 | 8-SOIC | Active |
| MAX412BCSA+ | Analog Devices Inc./Maxim Integrated | General Purpose | 2 | 28 (GBW) | 4.5 | 2.5 (x2) | 35 | 4.8 | 10.5 | 8-SOIC | Active |
| MAX412BCSA+T | Analog Devices Inc./Maxim Integrated | General Purpose | 2 | 28 (GBW) | 4.5 | 2.5 (x2) | 35 | 4.8 | 10.5 | 8-SOIC | Active |
| MAX412CSA+ | Analog Devices Inc./Maxim Integrated | General Purpose | 2 | 28 (GBW) | 4.5 | 2.5 (x2) | 35 | 4.8 | 10.5 | 8-SOIC | Active |
| MAX412CSA+T | Analog Devices Inc./Maxim Integrated | General Purpose | 2 | 28 (GBW) | 4.5 | 2.5 (x2) | 35 | 4.8 | 10.5 | 8-SOIC | Active |
| MAX412ESA+ | Analog Devices Inc./Maxim Integrated | General Purpose | 2 | 28 (GBW) | 4.5 | 2.5 (x2) | 35 | 4.8 | 10.5 | 8-SOIC | Active |
| MAX412ESA+T | Analog Devices Inc./Maxim Integrated | General Purpose | 2 | 28 (GBW) | 4.5 | 2.5 (x2) | 35 | 4.8 | 10.5 | 8-SOIC | Active |
| HA9P5127-5ZX96 | Renesas Electronics | General Purpose | 1 | 8.5 (GBW) | 10 | 3.5 | 25 | 10 | 30 | 8-SOIC | Active |
Engineering Selection Recommendations
For Direct Topology Replacement (Current Feedback Amplifier):
MAX4225ESA+ is the recommended substitute for applications requiring current feedback amplifier topology with dual-channel configuration. This part is manufactured by Analog Devices Inc./Maxim Integrated and maintains Active product status, ensuring long-term availability and supply chain stability. The MAX4225ESA+ exceeds the AD8072JRZ performance specifications with -3dB bandwidth of 1000 MHz (versus 100 MHz) and slew rate of 1100 V/µs (versus 500 V/µs). The part is ROHS3 compliant with MSL 1 rating, matching the environmental compliance profile of the original component. Voltage supply range of 5.7V to 11V accommodates single supply operation within the AD8072JRZ specification window.
EL5263ISZ and EL5263ISZ-T7 are alternative current feedback amplifier substitutes manufactured by Renesas Electronics Corporation. Both parts provide superior bandwidth (500 MHz) and slew rate (4000 V/µs) performance. However, both parts carry Obsolete product status, limiting their suitability for new designs or long-term production commitments. These parts are ROHS3 compliant and suitable for legacy system maintenance only.
For General Purpose Amplifier Replacement:
MAX412 series variants (MAX412BCSA+, MAX412BCSA+T, MAX412CSA+, MAX412CSA+T, MAX412ESA+, MAX412ESA+T) provide dual-channel general purpose amplifier functionality in 8-SOIC packaging. All variants are manufactured by Analog Devices Inc./Maxim Integrated with Active product status. These parts are ROHS3 compliant with MSL 1 rating. Selection among MAX412 variants depends on packaging requirements (Tube versus Tape & Reel) and operating temperature range. MAX412ESA+ and MAX412ESA+T support extended temperature operation (-40°C to 85°C), matching the AD8072JRZ environmental specification. MAX412BCSA+, MAX412BCSA+T, MAX412CSA+, and MAX412CSA+T support standard temperature operation (0°C to 70°C).
General purpose amplifier substitutes are appropriate only for applications where current feedback topology is not functionally required and where the reduced bandwidth (28 MHz gain-bandwidth product) and slew rate (4.5 V/µs) are acceptable.
Packaging and Compliance Considerations:
All recommended substitutes maintain 8-SOIC surface mount packaging compatibility. Tube packaging is available in MAX412BCSA+, MAX412CSA+, MAX412ESA+, and MAX4225ESA+. Tape & Reel packaging is available in MAX412BCSA+T, MAX412CSA+T, MAX412ESA+T, and EL5263ISZ-T7. All parts are ROHS3 compliant and REACH unaffected, supporting regulatory compliance requirements.
Frequently Asked Questions (FAQ)
Q: Can MAX412 series parts directly replace AD8072JRZ in existing designs?
A: MAX412 series parts are not direct replacements. While both are dual-channel amplifiers in 8-SOIC packaging, MAX412 parts use general purpose amplifier topology, whereas AD8072JRZ uses current feedback topology. General purpose amplifiers have significantly lower bandwidth (28 MHz gain-bandwidth product) and slew rate (4.5 V/µs) compared to the AD8072JRZ (100 MHz bandwidth, 500 V/µs slew rate). Substitution is only valid for applications where current feedback characteristics are not required.
Q: Is MAX4225ESA+ a suitable direct replacement for AD8072JRZ?
A: MAX4225ESA+ is a suitable direct replacement for applications requiring current feedback amplifier topology. Both parts are dual-channel current feedback amplifiers in 8-SOIC packaging. MAX4225ESA+ exceeds AD8072JRZ performance specifications with 1000 MHz bandwidth and 1100 V/µs slew rate. MAX4225ESA+ is manufactured by Analog Devices Inc./Maxim Integrated with Active product status, ensuring supply availability. Voltage supply range (5.7V to 11V) supports single supply operation within the AD8072JRZ specification window.
Q: What is the difference between EL5263ISZ and EL5263ISZ-T7?
A: EL5263ISZ and EL5263ISZ-T7 are functionally identical current feedback amplifiers with identical electrical specifications. The primary difference is packaging format: EL5263ISZ is supplied in Tube packaging, while EL5263ISZ-T7 is supplied in Cut Tape (CT) packaging. Both parts carry Obsolete product status and are not recommended for new designs.
Q: Why is HA9P5127-5ZX96 listed as a substitute if it is single-channel?
A: HA9P5127-5ZX96 is included for reference as a general purpose amplifier alternative in 8-SOIC packaging. This part is suitable only for applications requiring single-channel amplification where dual-channel functionality is not necessary. The part is not a direct substitute for AD8072JRZ due to single-channel configuration and general purpose topology.
Q: Are all substitute parts ROHS3 compliant?
A: All substitute parts listed are ROHS3 compliant. The AD8072JRZ is also ROHS3 compliant. All parts are REACH unaffected, supporting regulatory compliance requirements for electronic component procurement.
Q: What is the significance of MSL (Moisture Sensitivity Level) ratings?
A: Moisture Sensitivity Level indicates the maximum time a component can be exposed to ambient conditions (30°C, 85% relative humidity) before requiring baking prior to soldering. AD8072JRZ has MSL 1 (Unlimited), indicating no moisture sensitivity restrictions. MAX4225ESA+ also has MSL 1 rating. EL5263ISZ has MSL 3 (168 Hours), requiring baking if exposed to ambient conditions for more than 168 hours. MSL 1 rated parts are preferred for supply chain flexibility.
Q: Can I use MAX412 parts in video amplifier applications?
A: MAX412 series parts are general purpose amplifiers with 28 MHz gain-bandwidth product and 4.5 V/µs slew rate. These specifications are insufficient for high-speed video applications requiring the 100 MHz bandwidth and 500 V/µs slew rate of the AD8072JRZ. For video amplifier applications, MAX4225ESA+ or EL5263ISZ series parts are appropriate substitutes.
Q: What is the difference between Tube and Tape & Reel packaging?
A: Tube packaging supplies components in plastic tubes suitable for manual handling and small-quantity applications. Tape & Reel (TR) packaging supplies components on continuous tape wound on reels, suitable for automated assembly processes and high-volume production. Both packaging formats contain identical components; selection depends on manufacturing process requirements.
Q: Are there any temperature range limitations for substitute parts?
A: AD8072JRZ does not specify an operating temperature range in the provided data. MAX412BCSA+, MAX412BCSA+T, MAX412CSA+, and MAX412CSA+T support 0°C to 70°C operation. MAX412ESA+, MAX412ESA+T, and MAX4225ESA+ support -40°C to 85°C operation. EL5263ISZ and EL5263ISZ-T7 support -40°C to 85°C operation. HA9P5127-5ZX96 supports 0°C to 75°C operation. Extended temperature parts (MAX412ESA+ series, EL5263 series) are preferred for applications requiring wide temperature range support.
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