REF3140AIDBZRAlternatives & Equivalent Parts
About REF3140AIDBZR
REF3140AIDBZR is a Power Supply 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 | REF3140AIDBZRSource | REF3140AIDBZT | OP07CSZ | DAC8832ICRGYT | TPS60403DBVR |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Analog Devices | Texas Instruments | Texas Instruments |
| Package Type | SOT23 (3-Pin) | — | Small Outline Packages | Other | SOT23 (5-Pin) |
| Pin Count | 3 | — | 8 | 14 | 5 |
| Temperature Range | -40.0°C ~ 125.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.9088 | $1.3230 | $0.9190 | $9.4600 | $0.2243 |
| Electrical Parameters | |||||
| Pbfree Code | Yes | — | No | Yes | Yes |
| YTEOL | 15 | — | 3 | 15 | 15 |
| Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE | — | — | — | SWITCHED CAPACITOR CONVERTER |
| Input Voltage-Max | 5.5 V | — | — | — | 5.25 V |
| Input Voltage-Min | 4.146 V | — | — | — | 1.6 V |
| JESD-30 Code | R-PDSO-G3 | — | R-PDSO-G8 | S-PQCC-N14 | R-PDSO-G5 |
| JESD-609 Code | e4 | — | e3 | — | e3 |
| Number of Functions | 1 | — | 1 | 1 | 1 |
| Number of Outputs | 1 | — | — | — | 1 |
| Output Current-Max | 0.01 A | — | — | — | 0.06 A |
| Output Voltage-Max | 4.1042 V | — | — | — | -1.6 V |
| Output Voltage-Min | 4.0878 V | — | — | — | -5.25 V |
| Output Voltage-Nom | 4.096 V | — | — | — | -5 V |
| Package Body Material | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TO-236 | — | SOP8,.25 | LCC14/18,.14SQ,20 | — |
| Package Shape | RECTANGULAR | — | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | — | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | 260 | 260 |
| Qualification Status | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5 V | — | — | — | — |
| Supply Voltage-Min (Vsup) | 4.146 V | — | — | — | — |
| Supply Voltage-Nom (Vsup) | 5 V | — | 15 V | — | — |
| Surface Mount | YES | — | YES | YES | YES |
| Technology | CMOS | — | BIPOLAR | — | — |
| Temp Coef of Voltage-Max | 20 ppm/°C | — | — | — | — |
| Temperature Grade | AUTOMOTIVE | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | — | Matte Tin (Sn) - annealed | — | Tin (Sn) |
| Terminal Form | GULL WING | — | GULL WING | NO LEAD | GULL WING |
| Terminal Pitch | 0.95 mm | — | 1.27 mm | 0.5 mm | 0.95 mm |
| Terminal Position | DUAL | — | DUAL | QUAD | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | 30 | 30 |
| Trim/Adjustable Output | NO | — | — | — | — |
| Voltage Tolerance-Max | 0.2% | — | — | — | — |
| ## REF3140AIDBZR Alternates Showing results | Image | — | — | — | — |
| Manufacturer Package Code | — | — | R-8 | — | — |
| Amplifier Type | — | — | OPERATIONAL AMPLIFIER | — | — |
| Architecture | — | — | VOLTAGE-FEEDBACK | — | — |
| Average Bias Current-Max (IIB) | — | — | 0.009 µA | — | — |
| Bias Current-Max (IIB) @25C | — | — | 0.007 µA | — | — |
| Common-mode Reject Ratio-Min | — | — | 97 dB | — | — |
| Common-mode Reject Ratio-Nom | — | — | 120 dB | — | — |
| Frequency Compensation | — | — | YES | — | — |
| Input Offset Voltage-Max | — | — | 250 µV | — | — |
| Low-Bias | — | — | NO | — | — |
| Low-Offset | — | — | YES | — | — |
| Micropower | — | — | NO | — | — |
| Neg Supply Voltage Limit-Max | — | — | -22 V | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | -15 V | — | — |
| Power | — | — | NO | — | — |
| Programmable Power | — | — | YES | — | — |
| Slew Rate-Min | — | — | 0.1 V/us | — | — |
| Slew Rate-Nom | — | — | 0.3 V/us | — | — |
| Supply Voltage Limit-Max | — | — | 22 V | — | — |
| Unity Gain BW-Nom | — | — | 600 | — | — |
| Voltage Gain-Min | — | — | 100000 | — | — |
| Wideband | — | — | NO | — | — |
| ## OP07CSZ Alternates Showing results | — | — | Image | — | — |
| Analog Output Voltage-Max | — | — | — | 5.5 V | — |
| Analog Output Voltage-Min | — | — | — | -5.5 V | — |
| Converter Type | — | — | — | D/A CONVERTER | — |
| Input Bit Code | — | — | — | BINARY | — |
| Input Format | — | — | — | SERIAL | — |
| Linearity Error-Max (EL) | — | — | — | 0.0015% | — |
| Number of Bits | — | — | — | 16 | — |
| Sample Rate | — | — | — | 1 MHz | — |
| Settling Time-Max | — | — | — | 1 µs | — |
| Settling Time-Nom (tstl) | — | — | — | 1 µs | — |
| Supply Current-Max | — | — | — | 0.02 mA | — |
| Supply Voltage-Nom | — | — | — | 3 V | — |
| Input Voltage-Nom | — | — | — | — | 5 V |
| Switcher Configuration | — | — | — | — | DOUBLER INVERTER |
| Switching Frequency-Max | — | — | — | — | 325 kHz |
| ## TPS60403DBVR 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 REF3140AIDBZR 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 REF3140AIDBZR 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 REF3140AIDBZR?
Known equivalents for REF3140AIDBZR include REF3140AIDBZT, OP07CSZ, DAC8832ICRGYT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of REF3140AIDBZR?
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 REF3140AIDBZR 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.