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OPA690IDBVR Equivalent & Substitute Parts
Part Overview
The OPA690IDBVR is a voltage feedback operational amplifier manufactured by Texas Instruments, housed in a SOT-23-6 surface mount package. This single-circuit device delivers high-speed amplification with a 300 MHz gain bandwidth product and 1800 V/µs slew rate, suitable for applications requiring fast signal conditioning and precision amplification. The part maintains Active product status with robust inventory availability (28,945 units in stock). Substitute parts are identified when design requirements necessitate alternative packaging formats, different amplifier topologies, or when primary part availability becomes constrained.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | Voltage Feedback | — |
| Number of Circuits | 1 | — |
| Slew Rate | 1800 | V/µs |
| Gain Bandwidth Product | 300 | MHz |
| -3dB Bandwidth | 500 | MHz |
| Current - Input Bias | 3 | µA |
| Voltage - Input Offset | 1 | mV |
| Current - Supply | 5.5 | mA |
| Current - Output / Channel | 190 | mA |
| Voltage - Supply Span (Min) | 5 | V |
| Voltage - Supply Span (Max) | 12 | V |
| Operating Temperature | -40 to 85 | °C |
| Mounting Type | Surface Mount | — |
| Package / Case | SOT-23-6 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level | 2 (1 Year) | — |
Substitute Part Grouping Explanation
Substitute parts for the OPA690IDBVR are classified into two categories based on substitution criteria:
Category 1: Parametric Equivalent (Same Topology) The OPA690IDBVT is a direct parametric equivalent manufactured by Texas Instruments. This part maintains identical electrical specifications including voltage feedback topology, 300 MHz gain bandwidth product, 1800 V/µs slew rate, and SOT-23-6 packaging. The primary distinction is product status (Last Time Buy versus Active) and reduced inventory availability. This substitute applies when design specifications require voltage feedback amplification with identical performance parameters and surface mount packaging.
Category 2: Manufacturer Recommended Alternatives (Different Topology) Substitute parts from Analog Devices Inc. (AD8000 and AD8001 series) employ current feedback amplifier topology rather than voltage feedback. These parts are classified as manufacturer-recommended alternatives when application requirements permit topology change. Current feedback amplifiers offer superior slew rate performance (4100 V/µs for AD8000 series versus 1800 V/µs for OPA690IDBVR) and extended bandwidth capabilities (1.35–1.58 GHz for AD8000 series versus 500 MHz for OPA690IDBVR). However, current feedback topology introduces different frequency response characteristics and requires modified circuit design considerations compared to voltage feedback operation.
Key Substitution Parameters:
- Amplifier Type (Voltage Feedback vs. Current Feedback)
- Gain Bandwidth Product (MHz)
- Slew Rate (V/µs)
- -3dB Bandwidth (MHz)
- Package / Case format
- Operating Temperature range
- Supply voltage compatibility (5–12 V span)
- Output current capability (mA)
Parameter Comparison
| Parameter | OPA690IDBVR | OPA690IDBVT | 5962-9459301MPA | AD8000YCPZ-REEL7 | AD8000YRDZ | AD8000YRDZ-REEL7 | AD8001ANZ | AD8001AQ | AD8001ARTZ-REEL7 | AD8001ARZ | AD8001ARZ-REEL7 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Amplifier Type | Voltage Feedback | Voltage 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) | 1800 | 1800 | 1200 | 4100 | 4100 | 4100 | 1200 | 1200 | 1200 | 1200 | 1200 |
| Gain Bandwidth Product (MHz) | 300 | 300 | — | — | — | — | — | — | — | — | — |
| -3dB Bandwidth (MHz) | 500 | 500 | 380 | 1350 | 1580 | 1580 | 880 | 880 | 795 | 715 | 715 |
| Current - Input Bias (µA) | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Voltage - Input Offset (mV) | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 |
| Current - Supply (mA) | 5.5 | 5.5 | 5 | 13.5 | 13.5 | 13.5 | 5 | 5 | 5 | 5 | 5 |
| Current - Output / Channel (mA) | 190 | 190 | 70 | 100 | 100 | 100 | 70 | 70 | 70 | 70 | 70 |
| Voltage - Supply Span Min (V) | 5 | 5 | 6 | 4.5 | 4.5 | 4.5 | 6 | 6 | 6 | 6 | 6 |
| 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 | -55 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 | -40 to 85 |
| Mounting Type | Surface Mount | Surface Mount | Through Hole | Surface Mount | Surface Mount | Surface Mount | Through Hole | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | SOT-23-6 | SOT-23-6 | 8-CDIP (0.300", 7.62mm) | 8-WFDFN Exposed Pad, CSP | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 8-DIP (0.300", 7.62mm) | 8-CDIP (0.300", 7.62mm) | SC-74A, SOT-753 | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| 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 | 2 (1 Year) | 2 (1 Year) | 1 (Unlimited) | 3 (168 Hours) | 3 (168 Hours) | 3 (168 Hours) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Last Time Buy | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Inventory (Pcs) | 28945 | 2134 | 1090 | 1149 | 10100 | 2200 | 1404 | 2160 | 3300 | 8722 | 2042 |
Engineering Selection Recommendations
For Direct Replacement (Identical Topology and Performance): Select OPA690IDBVT when voltage feedback amplification with 300 MHz gain bandwidth product and 1800 V/µs slew rate is required. This part maintains full parametric equivalence to OPA690IDBVR. Note that OPA690IDBVT carries Last Time Buy status, indicating limited future availability. Designs utilizing this substitute should establish long-term inventory strategy or transition planning to alternative topologies.
For Surface Mount Applications Requiring Extended Bandwidth: AD8000YRDZ and AD8000YRDZ-REEL7 provide current feedback topology with 1.58 GHz -3dB bandwidth and 4100 V/µs slew rate in 8-SOIC surface mount packages. These parts accommodate applications demanding superior high-frequency performance. Supply current increases to 13.5 mA compared to 5.5 mA for OPA690IDBVR. Output current capability is 100 mA versus 190 mA for the primary part. All AD8000 variants maintain Active product status with robust inventory levels.
For Compact Surface Mount Packages: AD8001ARTZ-REEL7 delivers current feedback amplification in SOT-23-5 (SC-74A) surface mount package, matching the compact form factor of OPA690IDBVR. This part provides 795 MHz -3dB bandwidth and 1200 V/µs slew rate. Supply current and output current specifications match AD8001 series parameters (5 mA supply, 70 mA output). This option suits space-constrained designs where topology transition is acceptable.
For Through-Hole Applications: AD8001ANZ and AD8001AQ provide current feedback amplification in 8-DIP and 8-CERDIP packages respectively. These parts support legacy through-hole assembly processes with 880 MHz -3dB bandwidth and 1200 V/µs slew rate. Both maintain Active product status and unlimited moisture sensitivity rating (MSL 1).
Compliance and Certification: All listed substitute parts maintain ROHS3 compliance and REACH Unaffected status, matching the regulatory posture of OPA690IDBVR. Moisture sensitivity levels vary: OPA690IDBVR and OPA690IDBVT specify MSL 2 (1 Year), while AD8001 series parts specify MSL 1 (Unlimited), and AD8000 series parts specify MSL 3 (168 Hours). Storage and handling protocols must align with the selected substitute's moisture sensitivity classification.
Frequently Asked Questions (FAQ)
Q: Can OPA690IDBVT be used as a direct replacement for OPA690IDBVR? A: Yes. OPA690IDBVT is a parametric equivalent with identical electrical specifications, amplifier topology (voltage feedback), package format (SOT-23-6), and operating temperature range (-40°C to 85°C). The primary distinction is product status: OPA690IDBVT carries Last Time Buy designation, indicating limited future availability. Inventory for OPA690IDBVT is 2,134 units compared to 28,945 units for OPA690IDBVR.
Q: What is the difference between voltage feedback and current feedback amplifier topologies? A: Voltage feedback amplifiers (OPA690IDBVR, OPA690IDBVT) derive feedback from output voltage and provide stable gain across frequency ranges with predictable frequency response. Current feedback amplifiers (AD8000, AD8001 series) derive feedback from output current, delivering higher slew rates and extended bandwidth but requiring different circuit design approaches. Current feedback topology is not a direct functional replacement; circuit design modifications are necessary.
Q: Can AD8000 series parts replace OPA690IDBVR in existing designs? A: AD8000 series parts (AD8000YCPZ-REEL7, AD8000YRDZ, AD8000YRDZ-REEL7) offer superior bandwidth (1.35–1.58 GHz versus 500 MHz) and slew rate (4100 V/µs versus 1800 V/µs) but employ current feedback topology. Direct substitution requires circuit redesign. Supply current increases from 5.5 mA to 13.5 mA. Output current decreases from 190 mA to 100 mA. These parts are suitable for new designs requiring extended high-frequency performance, not for direct retrofit into existing voltage feedback circuits.
Q: Which substitute part offers the most compact surface mount package? A: AD8001ARTZ-REEL7 provides the most compact surface mount option in SOT-23-5 (SC-74A) package, matching the small form factor of OPA690IDBVR (SOT-23-6). Both packages accommodate space-constrained PCB layouts. AD8001ARTZ-REEL7 delivers 795 MHz -3dB bandwidth and 1200 V/µs slew rate with current feedback topology.
Q: What are the moisture sensitivity implications for long-term storage? A: OPA690IDBVR and OPA690IDBVT specify MSL 2 (1 Year), requiring controlled storage conditions and bake-out procedures if shelf life exceeds one year. AD8001 series parts specify MSL 1 (Unlimited), permitting indefinite storage without moisture sensitivity constraints. AD8000 series parts specify MSL 3 (168 Hours), requiring more stringent moisture control and shorter handling windows. Select substitute parts based on supply chain and storage infrastructure capabilities.
Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed substitute parts (OPA690IDBVT, 5962-9459301MPA, AD8000 series, AD8001 series) maintain ROHS3 compliance and REACH Unaffected status, matching the regulatory compliance of OPA690IDBVR. No regulatory barriers exist for substitution from a compliance perspective.
Q: What is the operating temperature range for each substitute? A: OPA690IDBVR and OPA690IDBVT operate across -40°C to 85°C. AD8000 series parts extend to -40°C to 125°C. AD8001 series parts operate -40°C to 85°C, matching OPA690IDBVR. 5962-9459301MPA extends to -55°C to 125°C. Select substitutes based on application temperature requirements; extended range parts (AD8000, 5962-9459301MPA) accommodate wider environmental conditions.
Q: Which substitute provides the highest output current capability? A: OPA690IDBVR delivers 190 mA output current per channel, the highest among all listed parts. AD8000 series provides 100 mA. AD8001 series and 5962-9459301MPA provide 70 mA. For applications requiring maximum output current, OPA690IDBVR or OPA690IDBVT remain optimal choices. Current feedback substitutes require circuit design modifications to accommodate reduced output current specifications.
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