LP3990SD-1.2/NOPBAlternatives & Equivalent Parts
About LP3990SD-1.2/NOPB
LP3990SD-1.2/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline No-lead 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 | LP3990SD-1.2/NOPBSource | SN74LS148N | ADS131M04IPWR | 1241.1104.7093 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | SCHURTER |
| Package Type | Small Outline No-lead | Dual-In-Line Packages | Small Outline Packages | Other |
| Pin Count | 6 | 16 | 20 | 2 |
| Temperature Range | -40.0°C ~ 125.0°C | ~ 70.0°C | -40.0°C ~ 125.0°C | — |
| Price | $0.2877 | $1.0695 | $2.7510 | $3.3655 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | — |
| YTEOL | 15 | 15 | 15 | 7.9 |
| Adjustability | FIXED | — | — | — |
| Dropout Voltage1-Max | 0.2 V | — | — | — |
| Dropout Voltage1-Nom | 0.12 V | — | — | — |
| Input Voltage Absolute-Max | 6.5 V | — | — | — |
| Input Voltage-Max | 6 V | — | — | — |
| Input Voltage-Min | 2 V | — | — | — |
| JESD-30 Code | S-PDSO-N6 | R-PDIP-T16 | R-PDSO-G20 | — |
| JESD-609 Code | e3 | e4 | e4 | e4 |
| Line Regulation-Max | 0.00456% | — | — | — |
| Load Regulation-Max | 0.00894% | — | — | — |
| Number of Functions | 1 | 1 | 1 | — |
| Number of Outputs | 1 | — | — | — |
| Operating Temperature TJ-Max | 125 °C | — | — | — |
| Operating Temperature TJ-Min | -40 °C | — | — | — |
| Output Current1-Max | 0.15 A | — | — | — |
| Output Voltage1-Max | 1.236 V | — | — | — |
| Output Voltage1-Min | 1.164 V | — | — | — |
| Output Voltage1-Nom | 1.2 V | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Equivalence Code | SOLCC6,.12,20 | DIP16,.3 | — | — |
| Package Shape | SQUARE | RECTANGULAR | RECTANGULAR | — |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | IN-LINE | SMALL OUTLINE | — |
| Packing Method | TR | TUBE | — | — |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | — | — |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — | — |
| Surface Mount | YES | NO | YES | — |
| Technology | CMOS | TTL | CMOS | — |
| Terminal Finish | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | GOLD SILVER |
| Terminal Form | NO LEAD | THROUGH-HOLE | GULL WING | — |
| Terminal Pitch | 0.95 mm | 2.54 mm | 0.65 mm | — |
| Terminal Position | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | — |
| Voltage Tolerance-Max | 3% | — | — | — |
| Additional Feature | — | 8 TO 3 LINE PRIORITY ENCODER; CASCADABLE; WITH GROUP SELECT OUTPUT | — | — |
| Family | — | LS | — | — |
| Load Capacitance (CL) | — | 15 pF | — | — |
| Logic IC Type | — | ENCODER | — | — |
| Max I(ol) | — | 0.008 A | — | — |
| Number of Bits | — | 8 | 24 | — |
| Output Polarity | — | INVERTED | — | — |
| Power Supply Current-Max (ICC) | — | 10 mA | — | — |
| Prop. Delay@Nom-Sup | — | 19 ns | — | — |
| Propagation Delay (tpd) | — | 36 ns | — | — |
| Supply Voltage-Max (Vsup) | — | 5.25 V | — | — |
| Supply Voltage-Min (Vsup) | — | 4.75 V | — | — |
| Supply Voltage-Nom (Vsup) | — | 5 V | — | — |
| Temperature Grade | — | COMMERCIAL | AUTOMOTIVE | — |
| ## SN74LS148N Alternates Showing results | — | Image | — | — |
| Date Of Intro | — | — | 2019-03-15 | — |
| Analog Input Voltage-Max | — | — | 3.6 V | — |
| Analog Input Voltage-Min | — | — | -1.3 V | — |
| Converter Type | — | — | ADC, DELTA-SIGMA | — |
| Linearity Error-Max (EL) | — | — | 60000% | — |
| Number of Analog In Channels | — | — | 4 | — |
| Output Bit Code | — | — | 2S COMPLEMENT BINARY | — |
| Output Format | — | — | SERIAL | — |
| Sample Rate | — | — | 0.032 MHz | — |
| Supply Current-Max | — | — | 4 mA | — |
| Supply Voltage-Min | — | — | 1.65 V | — |
| Supply Voltage-Nom | — | — | 3 V | — |
| Factory Lead Time | — | — | — | 11 Weeks, 3 Days |
| Switch Type | — | — | — | PUSHBUTTON SWITCH |
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 3 alternatives for LP3990SD-1.2/NOPB — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for LP3990SD-1.2/NOPB 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 LP3990SD-1.2/NOPB 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 LP3990SD-1.2/NOPB?
Known equivalents for LP3990SD-1.2/NOPB include SN74LS148N, ADS131M04IPWR, 1241.1104.7093. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LP3990SD-1.2/NOPB?
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 LP3990SD-1.2/NOPB 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.