REF3040Alternatives & Equivalent Parts
About REF3040
REF3040 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.
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Specification Comparison
| Parameter | REF3040Source | REF3040AIDBZT | REF3240AIDBVT | REF3140AIDBZR | REF3140AIDBZT | REF3240AMDBVREP |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | SOT23 (3-Pin) | — | SOT23 (6-Pin) | SOT23 (3-Pin) | — | SOT23 (6-Pin) |
| Pin Count | 3 | — | 6 | 3 | — | 6 |
| Temperature Range | — | — | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — | -55.0°C ~ 125.0°C |
| Price | — | $0.2277 | $3.0860 | $0.9088 | $1.3230 | $9.2662 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — | NOT RECOMMENDED | ACTIVE | ACTIVE | NOT RECOMMENDED |
| Electrical Parameters | ||||||
| YTEOL | EYTEOL | — | 3.9 | 15 | — | 3.9 |
| Pbfree Code | — | — | Yes | Yes | — | Yes |
| Analog IC - Other Type | — | — | THREE TERMINAL VOLTAGE REFERENCE | THREE TERMINAL VOLTAGE REFERENCE | — | THREE TERMINAL VOLTAGE REFERENCE |
| Input Voltage-Max | — | — | 5.5 V | 5.5 V | — | 5.5 V |
| Input Voltage-Min | — | — | 4.146 V | 4.146 V | — | 4.146 V |
| JESD-30 Code | — | — | R-PDSO-G6 | R-PDSO-G3 | — | R-PDSO-G6 |
| JESD-609 Code | — | — | e4 | e4 | — | e4 |
| Number of Functions | — | — | 1 | 1 | — | 1 |
| Number of Outputs | — | — | 1 | 1 | — | 1 |
| Output Current-Max | — | — | 0.01 A | 0.01 A | — | 0.01 A |
| Output Voltage-Max | — | — | 4.104 V | 4.1042 V | — | 4.104 V |
| Output Voltage-Min | — | — | 4.088 V | 4.0878 V | — | 4.088 V |
| Output Voltage-Nom | — | — | 4.096 V | 4.096 V | — | 4.096 V |
| Package Body Material | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | — | — | TSOP6,.11,37 | TO-236 | — | TSOP6,.11,37 |
| Package Shape | — | — | RECTANGULAR | RECTANGULAR | — | RECTANGULAR |
| Package Style | — | — | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | — | — | 260 | 260 | — | 260 |
| Qualification Status | — | — | Not Qualified | Not Qualified | — | Not Qualified |
| Supply Voltage-Max (Vsup) | — | — | 5.5 V | 5.5 V | — | 5.5 V |
| Supply Voltage-Min (Vsup) | — | — | 4.146 V | 4.146 V | — | 4.146 V |
| Supply Voltage-Nom (Vsup) | — | — | 5 V | 5 V | — | 5 V |
| Surface Mount | — | — | YES | YES | — | YES |
| Technology | — | — | CMOS | CMOS | — | CMOS |
| Temp Coef of Voltage-Max | — | — | 20 ppm/°C | 20 ppm/°C | — | 40 ppm/°C |
| Temperature Grade | — | — | AUTOMOTIVE | AUTOMOTIVE | — | MILITARY |
| Terminal Finish | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | — | GULL WING | GULL WING | — | GULL WING |
| Terminal Pitch | — | — | 0.95 mm | 0.95 mm | — | 0.95 mm |
| Terminal Position | — | — | DUAL | DUAL | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | 30 | — | 30 |
| Trim/Adjustable Output | — | — | NO | NO | — | NO |
| Voltage Tolerance-Max | — | — | 0.2% | 0.2% | — | 0.2% |
| ## REF3140AIDBZR Alternates Showing results | — | — | — | Image | — | — |
| Supply Current-Max (Isup) | — | — | — | — | — | 0.12 mA |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 5 alternatives for REF3040 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for REF3040 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 REF3040 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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FAQ
What is equivalent to REF3040?
Known equivalents for REF3040 include REF3040AIDBZT, REF3240AIDBVT, REF3140AIDBZR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of REF3040?
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 REF3040 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.