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EL5166ISZ Equivalent & Substitute Parts
Part Overview
The EL5166ISZ is a current feedback amplifier manufactured by Renesas Electronics Corporation, housed in an 8-SOIC surface mount package. This integrated circuit contains a single operational amplifier circuit designed for high-speed signal processing applications. The EL5166ISZ is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support, production continuity, and system maintenance. Substitute components must maintain compatibility across electrical performance parameters, package dimensions, and thermal operating ranges to ensure functional equivalence in existing circuit designs.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | Current Feedback | — |
| Number of Circuits | 1 | — |
| Slew Rate | 6000 | V/µs |
| -3dB Bandwidth | 1.4 | GHz |
| Current - Input Bias | 8.5 | µA |
| Voltage - Input Offset | 500 | µV |
| Current - Supply | 8.5 | mA |
| Current - Output / Channel | 200 | mA |
| Voltage - Supply Span (Min) | 5 | V |
| Voltage - Supply Span (Max) | 12 | V |
| Operating Temperature Range | -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
Substitution of the EL5166ISZ is determined by strict adherence to the following electrical and mechanical criteria:
Primary Substitution Criteria:
- Amplifier Type: Current Feedback (mandatory match)
- Number of Circuits: 1 (mandatory match)
- Package / Case: 8-SOIC (0.154", 3.90mm Width) (mandatory match)
- Mounting Type: Surface Mount (mandatory match)
- Operating Temperature Range: -40°C to 85°C (mandatory match)
Secondary Compatibility Parameters:
- Slew Rate: 6000 V/µs (reference specification)
- -3dB Bandwidth: 1.4 GHz (reference specification)
- Voltage - Supply Span: 5 V to 12 V (reference specification)
- RoHS3 Compliance and MSL Level 1 (regulatory and environmental requirements)
Substitute parts are grouped based on their ability to meet or exceed the primary criteria while maintaining electrical performance within acceptable operational boundaries. Parts with lower slew rates, reduced bandwidth, or different supply voltage ranges represent functional alternatives for applications with less demanding performance requirements. All substitute parts listed maintain the same 8-SOIC package footprint, enabling direct board-level replacement without layout modifications.
Parameter Comparison
| Parameter | EL5166ISZ | AD8001ARZ | AD8001ARZ-REEL | AD8001ARZ-REEL7 | AD8007ARZ | AD8007ARZ-R7 | AD8007ARZ-RL | AD8009ARZ | AD8009ARZ-REEL | AD8009ARZ-REEL7 | AD8011ARZ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Renesas | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Amplifier Type | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback | Current Feedback |
| Number of Circuits | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Slew Rate (V/µs) | 6000 | 1200 | 1200 | 1200 | 1000 | 1000 | 1000 | 5500 | 5500 | 5500 | 3500 |
| -3dB Bandwidth (GHz) | 1.4 | 0.715 | 0.715 | 0.715 | 0.65 | 0.65 | 0.65 | 1.0 | 1.0 | 1.0 | 0.4 |
| Current - Input Bias (µA) | 8.5 | 5 | 5 | 5 | 4 | 4 | 4 | 50 | 50 | 50 | 5 |
| Voltage - Input Offset (µV) | 500 | 2000 | 2000 | 2000 | 500 | 500 | 500 | 2000 | 2000 | 2000 | 2000 |
| Current - Supply (mA) | 8.5 | 5 | 5 | 5 | 9 | 9 | 9 | 16 | 16 | 16 | 1.3 |
| Current - Output / Channel (mA) | 200 | 70 | 70 | 70 | 130 | 130 | 130 | 175 | 175 | 175 | 30 |
| Voltage - Supply Span Min (V) | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 3 |
| Voltage - Supply Span Max (V) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Operating Temperature (°C) | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Product Status | Obsolete | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
Primary Substitutes (Highest Performance Compatibility):
The AD8009ARZ, AD8009ARZ-REEL, and AD8009ARZ-REEL7 represent the closest functional equivalents to the EL5166ISZ. These parts deliver a slew rate of 5500 V/µs and -3dB bandwidth of 1.0 GHz, approaching the performance envelope of the original device. All three variants are manufactured by Analog Devices Inc., maintain active product status, and carry ROHS3 compliance with MSL Level 1 ratings. The primary distinction among these three is packaging format: AD8009ARZ is supplied in tube packaging, AD8009ARZ-REEL in standard tape and reel format, and AD8009ARZ-REEL7 in cut tape with Digi-Reel format. Selection between these variants depends on procurement and assembly requirements rather than electrical performance.
Secondary Substitutes (Moderate Performance Trade-offs):
The AD8007ARZ, AD8007ARZ-R7, and AD8007ARZ-RL offer reduced slew rate (1000 V/µs) and bandwidth (0.65 GHz) compared to the EL5166ISZ, suitable for applications with less stringent high-frequency requirements. These parts maintain the same supply voltage range (5 V to 12 V) and operating temperature specifications. The AD8007 series exhibits lower input bias current (4 µA) and input offset voltage (500 µV), matching the EL5166ISZ offset specification exactly. Packaging variants include tube (AD8007ARZ), cut tape with Digi-Reel (AD8007ARZ-R7), and tape and reel (AD8007ARZ-RL).
Lower Performance Alternatives:
The AD8001ARZ, AD8001ARZ-REEL, and AD8001ARZ-REEL7 deliver the lowest performance profile with 1200 V/µs slew rate and 0.715 GHz bandwidth. These parts require a minimum supply voltage of 6 V, exceeding the EL5166ISZ minimum of 5 V. The AD8011ARZ operates at the lowest supply current (1.3 mA) and output current (30 mA), with bandwidth limited to 0.4 GHz, making it suitable only for low-frequency applications.
Compliance and Regulatory Considerations:
All substitute parts maintain ROHS3 compliance and MSL Level 1 moisture sensitivity ratings, ensuring compatibility with modern manufacturing processes and long-term storage requirements. All parts operate across the identical temperature range (-40°C to 85°C), supporting deployment in industrial and automotive environments. Active product status for all Analog Devices substitutes ensures ongoing availability and manufacturing support, contrasting with the obsolete status of the EL5166ISZ.
Frequently Asked Questions (FAQ)
Q: Can the AD8009ARZ-REEL7 be used as a direct replacement for the EL5166ISZ in existing designs?
A: The AD8009ARZ-REEL7 is electrically compatible with the EL5166ISZ across all primary substitution criteria: current feedback amplifier topology, single circuit configuration, 8-SOIC package footprint, surface mount mounting type, and -40°C to 85°C operating temperature range. The slew rate of 5500 V/µs and -3dB bandwidth of 1.0 GHz approach the original specification of 6000 V/µs and 1.4 GHz. Direct board-level replacement is feasible without layout modifications. Circuit performance validation is necessary to confirm suitability for specific application requirements.
Q: What is the difference between AD8009ARZ, AD8009ARZ-REEL, and AD8009ARZ-REEL7?
A: These three part numbers represent identical electrical specifications with differences in packaging and delivery format. AD8009ARZ is supplied in tube packaging for manual component handling. AD8009ARZ-REEL is supplied in standard tape and reel format for automated assembly. AD8009ARZ-REEL7 is supplied in cut tape with Digi-Reel format, offering flexibility for both manual and automated placement. Selection depends on production volume, assembly equipment compatibility, and procurement preferences. Electrical performance and package dimensions are identical across all three variants.
Q: Why does the AD8001ARZ require a minimum supply voltage of 6 V while the EL5166ISZ operates at 5 V minimum?
A: The AD8001ARZ is specified with a minimum supply voltage of 6 V, whereas the EL5166ISZ operates at 5 V minimum. This difference reflects distinct internal circuit design and biasing requirements between the two devices. In applications requiring 5 V single supply operation, the AD8001ARZ is not suitable. The AD8007ARZ and AD8009ARZ series maintain the 5 V minimum supply voltage specification, making them more compatible with 5 V supply designs.
Q: How do the slew rate and bandwidth differences between substitute parts affect circuit performance?
A: Slew rate determines the maximum rate of voltage change the amplifier can produce, measured in volts per microsecond. Bandwidth defines the frequency range over which the amplifier maintains specified gain. The EL5166ISZ specifies 6000 V/µs slew rate and 1.4 GHz bandwidth. The AD8009 series delivers 5500 V/µs and 1.0 GHz, suitable for high-speed applications with slightly reduced performance margin. The AD8007 series provides 1000 V/µs and 0.65 GHz, appropriate for moderate-speed applications. The AD8001 series offers 1200 V/µs and 0.715 GHz for lower-frequency designs. Selection must align with application bandwidth and transient response requirements.
Q: Are all substitute parts RoHS3 compliant and suitable for automotive applications?
A: All substitute parts listed maintain ROHS3 compliance and MSL Level 1 moisture sensitivity ratings. These certifications indicate compliance with hazardous substance restrictions and suitability for standard manufacturing and storage environments. However, automotive applications may impose additional requirements beyond RoHS3 compliance, including AEC-Q100 qualification, extended temperature ranges, or specific reliability testing. Verification of automotive qualification status with the component manufacturer is necessary before deployment in automotive systems.
Q: What is the significance of the 8-SOIC package specification?
A: The 8-SOIC (Small Outline Integrated Circuit) package is a standardized surface mount package with 8 leads, 0.154 inches (3.90 mm) width, and 0.050 inch lead pitch. This package specification ensures mechanical and electrical compatibility across all substitute parts. The identical package footprint enables direct board-level replacement without PCB layout modifications. All substitute parts maintain this package specification, guaranteeing socket and land pattern compatibility.
Q: Can lower-performance substitutes like the AD8011ARZ be used in place of the EL5166ISZ?
A: The AD8011ARZ operates at significantly reduced performance levels: 3500 V/µs slew rate, 0.4 GHz bandwidth, and 1.3 mA supply current. This part is suitable only for low-frequency applications where bandwidth and slew rate requirements are substantially lower than the EL5166ISZ specification. Use of the AD8011ARZ in high-speed or wideband applications will result in performance degradation, signal distortion, and potential circuit malfunction. Application-specific performance analysis is required to determine suitability.
Q: What is the inventory status of substitute parts?
A: Inventory availability varies across substitute parts. The AD8009ARZ-REEL7 maintains the highest inventory level at 15,100 pieces. The AD8009ARZ and AD8009ARZ-REEL maintain 8,702 and 3,400 pieces respectively. The AD8001ARZ series maintains 8,722 to 5,340 pieces across variants. The AD8007ARZ series maintains 3,300 to 3,415 pieces. The AD8011ARZ maintains 5,876 pieces. Inventory levels reflect current availability and may change. Verification of current stock status with the supplier is recommended for procurement planning.
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