REF3140AQDBZRQ1Alternatives & Equivalent Parts
About REF3140AQDBZRQ1
REF3140AQDBZRQ1 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (3-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | REF3140AQDBZRQ1Source | REF3140AIDBZT | REF3140AIDBZR |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | SOT23 (3-Pin) | — | SOT23 (3-Pin) |
| Pin Count | 3 | — | 3 |
| Temperature Range | -40.0°C ~ 125.0°C | — | -40.0°C ~ 125.0°C |
| Price | $1.9110 | $1.3230 | $0.9088 |
| Electrical Parameters | |||
| Pbfree Code | Yes | — | Yes |
| Date Of Intro | 2017-07-21 | — | — |
| YTEOL | 15 | — | 15 |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE | — | THREE TERMINAL VOLTAGE REFERENCE |
| Input Voltage-Max | 5.5 V | — | 5.5 V |
| Input Voltage-Min | 1.8 V | — | 4.146 V |
| JESD-30 Code | R-PDSO-G3 | — | R-PDSO-G3 |
| JESD-609 Code | e4 | — | e4 |
| Number of Functions | 1 | — | 1 |
| Number of Outputs | 1 | — | 1 |
| Output Voltage-Max | 4.1042 V | — | 4.1042 V |
| Output Voltage-Min | 4.0878 V | — | 4.0878 V |
| Output Voltage-Nom | 4.096 V | — | 4.096 V |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | — | 260 |
| Screening Level | AEC-Q100 | — | — |
| Supply Voltage-Max (Vsup) | 5.5 V | — | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.1378 V | — | 4.146 V |
| Supply Voltage-Nom (Vsup) | 5 V | — | 5 V |
| Surface Mount | YES | — | YES |
| Technology | CMOS | — | CMOS |
| Temp Coef of Voltage-Max | 20 ppm/°C | — | 20 ppm/°C |
| Temperature Grade | AUTOMOTIVE | — | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | — | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) |
| Terminal Form | GULL WING | — | GULL WING |
| Terminal Pitch | 0.95 mm | — | 0.95 mm |
| Terminal Position | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 |
| Trim/Adjustable Output | NO | — | NO |
| Output Current-Max | — | — | 0.01 A |
| Package Equivalence Code | — | — | TO-236 |
| Qualification Status | — | — | Not Qualified |
| Voltage Tolerance-Max | — | — | 0.2% |
| ## REF3140AIDBZR Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for REF3140AQDBZRQ1 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 REF3140AQDBZRQ1 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 REF3140AQDBZRQ1?
Known equivalents for REF3140AQDBZRQ1 include REF3140AIDBZT, REF3140AIDBZR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of REF3140AQDBZRQ1?
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 REF3140AQDBZRQ1 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.