LF33ABVAlternatives & Equivalent Parts
About LF33ABV
LF33ABV is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LF33ABVSource | LM340T-15 | LD1084V | ADV7125JSTZ240 |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | STMicroelectronics | Analog Devices |
| Package Type | Transistor Outline, Vertical | Transistor Outline, Vertical | Transistor Outline, Vertical | Quad Flat Packages |
| Pin Count | 3 | 3 | 3 | 48 |
| Temperature Range | — | ~ 70.0°C | — | ~ 70.0°C |
| Price | $0.3260 | $0.8680 | $0.9500 | $7.1800 |
| Electrical Parameters | ||||
| Factory Lead Time | 8 Weeks | — | — | — |
| YTEOL | 5.9 | 0 | 0 | 10 |
| Adjustability | FIXED | FIXED | ADJUSTABLE | — |
| Dropout Voltage1-Max | 0.7 V | — | 1.5 V | — |
| Dropout Voltage1-Nom | 0.4 V | 2 V | 1.3 V | — |
| Input Voltage Absolute-Max | 40 V | 35 V | — | — |
| Input Voltage-Max | 16 V | 35 V | — | — |
| Input Voltage-Min | 4.3 V | 17.5 V | — | — |
| JESD-30 Code | R-PSFM-T3 | R-PSFM-T3 | R-XSFM-T3 | S-PQFP-G48 |
| JESD-609 Code | e4 | e0 | e3 | e3 |
| Line Regulation-Max | 0.016% | 0.15% | — | — |
| Load Regulation-Max | 0.016% | 0.15% | — | — |
| Number of Functions | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | — |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | — |
| Operating Temperature TJ-Min | -40 °C | — | -40 °C | — |
| Output Current1-Max | 0.5 A | 1.5 A | 5 A | — |
| Output Voltage1-Max | 3.366 V | 15.75 V | 1.275 V | — |
| Output Voltage1-Min | 3.234 V | 14.25 V | 1.225 V | — |
| Output Voltage1-Nom | 3.3 V | 15 V | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | SIP3,.1TB | SIP3,.1TB | QFP48,.35SQ,20 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | FLANGE MOUNT | FLATPACK, LOW PROFILE, FINE PITCH |
| Packing Method | TUBE | TUBE | TUBE | — |
| Peak Reflow Temperature (Cel) | 260 | NOT SPECIFIED | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — |
| Surface Mount | NO | NO | NO | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | CMOS |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) | Matte Tin (Sn) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 2.55 mm | 2.54 mm | 2.54 mm | 0.5 mm |
| Terminal Position | SINGLE | SINGLE | SINGLE | QUAD |
| Voltage Tolerance-Max | 1% | 5% | — | — |
| Pbfree Code | — | Yes | — | No |
| Date Of Intro | — | 1989-01-01 | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | NOT SPECIFIED | — | 30 |
| ## LM340T-15 Alternates Showing results | — | Image | — | — |
| Line Regulation-Max (%/V) | — | — | 0.014 | — |
| Load Regulation-Max(%) | — | — | 0.4% | — |
| ## LD1084V Alternates Showing results | — | — | Image | — |
| Manufacturer Package Code | — | — | — | ST-48 |
| Analog Output Voltage-Max | — | — | — | 1.4 V |
| Converter Type | — | — | — | D/A CONVERTER |
| Input Bit Code | — | — | — | BINARY |
| Input Format | — | — | — | PARALLEL, 8 BITS |
| Linearity Error-Max (EL) | — | — | — | 0.3906% |
| Number of Bits | — | — | — | 8 |
| Supply Voltage-Nom | — | — | — | 3.3 V |
| Temperature Grade | — | — | — | COMMERCIAL |
| ## ADV7125JSTZ240 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 LF33ABV 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 LF33ABV 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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Request Alternatives for LF33ABVFAQ
What is equivalent to LF33ABV?
Known equivalents for LF33ABV include LM340T-15, LD1084V, ADV7125JSTZ240. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LF33ABV?
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 LF33ABV 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.