REF02BUAlternatives & Equivalent Parts
About REF02BU
REF02BU is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | REF02BUSource | DAC8571IDGK | REF02BUG4 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C | -40.0°C ~ 85.0°C |
| Price | $2.8933 | $3.2332 | $5.5283 |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | — |
| YTEOL | 15 | 15 | 0 |
| Additional Feature | OUTPUT CAN BE EXTERNALLY ADJUSTED OVER A +/-6 PERCENT RANGE | — | OUTPUT CAN BE EXTERNALLY ADJUSTED OVER A +/-6 PERCENT RANGE |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE | — | THREE TERMINAL VOLTAGE REFERENCE |
| Input Voltage-Max | 40 V | — | 40 V |
| Input Voltage-Min | 8 V | — | 8 V |
| JESD-30 Code | R-PDSO-G8 | S-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 |
| Number of Outputs | 1 | — | 1 |
| Output Voltage-Max | 5.01 V | — | 5.01 V |
| Output Voltage-Min | 4.99 V | — | 4.99 V |
| Output Voltage-Nom | 5 V | — | 5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | TSSOP8,.19 | SOP8,.25 |
| Package Shape | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 40 V | — | 40 V |
| Supply Voltage-Min (Vsup) | 8 V | — | 8 V |
| Supply Voltage-Nom (Vsup) | 15 V | — | 15 V |
| Surface Mount | YES | YES | YES |
| Technology | BIPOLAR | — | BIPOLAR |
| Temp Coef of Voltage-Max | 10 ppm/°C | — | 10 ppm/°C |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 0.65 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| Trim/Adjustable Output | YES | — | YES |
| Voltage Tolerance-Max | 0.13% | — | 0.13% |
| ## REF02BU Alternates Showing results | Image | — | — |
| Analog Output Voltage-Max | — | 5.5 V | — |
| Converter Type | — | D/A CONVERTER | — |
| Input Bit Code | — | BINARY | — |
| Input Format | — | SERIAL | — |
| Linearity Error-Max (EL) | — | 0.098% | — |
| Number of Bits | — | 16 | — |
| Sample Rate | — | 0.043 MHz | — |
| Settling Time-Max | — | 15 µs | — |
| Settling Time-Nom (tstl) | — | 10 µs | — |
| Supply Current-Max | — | 0.4 mA | — |
| Supply Voltage-Nom | — | 3 V | — |
| ## DAC8571IDGK Alternates Showing results | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for REF02BU is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating REF02BU replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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What is equivalent to REF02BU?
Known equivalents for REF02BU include DAC8571IDGK, REF02BUG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of REF02BU?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify REF02BU alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.