LT3999EMSE#PBFAlternatives & Equivalent Parts
About LT3999EMSE#PBF
LT3999EMSE#PBF is a Integrated Circuit component manufactured by Analog Devices. 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.
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Specification Comparison
| Parameter | LT3999EMSE#PBFSource | TLV76750QWDRBRQ1 | CDRH129HF-121MC | 744043101 | LMZ10500SILT |
|---|---|---|---|---|---|
| Manufacturer | Analog Devices | Texas Instruments | Sumida | Würth Elektronik | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline No-lead | Inductor Moulded | Other | — |
| Pin Count | 10 | 9 | 2 | 2 | — |
| Temperature Range | ~ 125.0°C | -40.0°C ~ 150.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — |
| Price | $3.0822 | $0.6970 | $0.9149 | $0.7591 | $1.4271 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | — |
| Electrical Parameters | |||||
| Pbfree Code | No | Yes | Yes | — | — |
| Manufacturer Package Code | 05-08-1664 | — | — | — | — |
| YTEOL | 10 | 15 | 7 | 15 | — |
| Analog IC - Other Type | SWITCHING CONTROLLER | — | — | — | — |
| Input Voltage-Max | 36 V | 16 V | — | — | — |
| Input Voltage-Min | 2.7 V | 6.5 V | — | — | — |
| Input Voltage-Nom | 15 V | — | — | — | — |
| JESD-30 Code | S-PDSO-G10 | S-PDSO-N8 | — | — | — |
| JESD-609 Code | e3 | e4 | — | e3 | — |
| Number of Functions | 1 | 1 | 1 | 1 | — |
| Output Current-Max | 1.7 A | — | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — | — |
| Package Shape | SQUARE | SQUARE | — | — | — |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE, SHRINK PITCH | SMT | SMT | — |
| Surface Mount | YES | YES | YES | YES | — |
| Switcher Configuration | PUSH-PULL | — | — | — | — |
| Switching Frequency-Max | 1000 kHz | — | — | — | — |
| Technology | BIPOLAR | — | — | — | — |
| Temperature Grade | OTHER | — | — | — | — |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Tin (Sn) - with Nickel (Ni) barrier | — |
| Terminal Form | GULL WING | NO LEAD | — | — | — |
| Terminal Pitch | 0.5 mm | 0.65 mm | — | — | — |
| Terminal Position | DUAL | DUAL | — | — | — |
| Date Of Intro | — | 2020-04-10 | — | — | — |
| Adjustability | — | FIXED | — | — | — |
| Dropout Voltage1-Nom | — | 0.8 V | — | — | — |
| Input Voltage Absolute-Max | — | 18 V | — | — | — |
| Line Regulation-Max | — | 0.0095% | — | — | — |
| Number of Outputs | — | 1 | — | — | — |
| Operating Temperature TJ-Max | — | 125 °C | — | — | — |
| Operating Temperature TJ-Min | — | -40 °C | — | — | — |
| Output Current1-Max | — | 1 A | — | — | — |
| Output Voltage1-Max | — | 5.05 V | — | — | — |
| Output Voltage1-Min | — | 4.95 V | — | — | — |
| Output Voltage1-Nom | — | 5 V | — | — | — |
| Package Equivalence Code | — | SOLCC8,.12,25 | — | — | — |
| Packing Method | — | TR | TR, 13 Inch | TR, Plastic | — |
| Peak Reflow Temperature (Cel) | — | 260 | — | — | — |
| Regulator Type | — | FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — |
| Screening Level | — | AEC-Q100 | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | — | — |
| Voltage Tolerance-Max | — | 1% | — | — | — |
| Case/Size Code | — | — | 4747 | 1919 | — |
| Construction | — | — | Rectangular | Rectangular | — |
| Core Material | — | — | FERRITE | MANGANESE-ZINC FERRITE | — |
| DC Resistance | — | — | 0.154 Ω | 0.6 Ω | — |
| Inductance-Nom (L) | — | — | 120 µH | 100 µH | — |
| Inductor Application | — | — | POWER INDUCTOR | POWER INDUCTOR | — |
| Inductor Type | — | — | GENERAL PURPOSE INDUCTOR | GENERAL PURPOSE INDUCTOR | — |
| Package Height | — | — | 10 mm | 2.8 mm | — |
| Package Length | — | — | 12 mm | 4.8 mm | — |
| Package Width | — | — | 12 mm | 4.8 mm | — |
| Rated Current-Max | — | — | 2.2 A | 0.51 A | — |
| Shape/Size Description | — | — | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE | — |
| Shielded | — | — | YES | YES | — |
| Terminal Placement | — | — | DUAL ENDED | DUAL ENDED | — |
| Terminal Shape | — | — | WRAPAROUND | ONE SURFACE | — |
| Test Frequency | — | — | 0.001 MHz | 0.1 MHz | — |
| Tolerance | — | — | 20% | 30% | — |
| Self Resonance Frequency | — | — | — | 11 MHz | — |
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 4 alternatives for LT3999EMSE#PBF — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for LT3999EMSE#PBF 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 LT3999EMSE#PBF 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 LT3999EMSE#PBF?
Known equivalents for LT3999EMSE#PBF include TLV76750QWDRBRQ1, CDRH129HF-121MC, 744043101. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LT3999EMSE#PBF?
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 LT3999EMSE#PBF 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.