L5973ADAlternatives & Equivalent Parts
About L5973AD
L5973AD is a Integrated Circuit component manufactured by STMicroelectronics. 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 | L5973ADSource | LM2576-5.0WU-TR | TMS320F2808NMFS | TMS320F2808PZA | LTR18EZPFLR200 | L5973ADTR |
|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Microchip | Texas Instruments | Texas Instruments | ROHM Semiconductor | STMicroelectronics |
| Package Type | Small Outline Packages | Other | BGA | LQFP | Resistor Chip | Small Outline Packages |
| Pin Count | 8 | 5 | 100 | 100 | 2 | 8 |
| Temperature Range | -40.0°C ~ 150.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 155.0°C | -40.0°C ~ 150.0°C |
| Price | $1.0137 | $1.1700 | $19.8500 | $13.3770 | $0.0923 | $0.8690 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Factory Lead Time | 12 Weeks | 8 Weeks | — | — | 13 Weeks | — |
| YTEOL | 8 | 7 | 15 | — | 9 | 8 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | — | — | — | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | — | — | — | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | 36 V | 40 V | — | — | — | 36 V |
| Input Voltage-Min | 4.4 V | 4 V | — | — | — | 4.4 V |
| Input Voltage-Nom | 12 V | 12 V | — | — | — | 12 V |
| JESD-30 Code | R-PDSO-G8 | R-PSSO-G5 | S-PBGA-B100 | — | — | R-PDSO-G8 |
| JESD-609 Code | e3 | e3 | e1 | — | e3 | e3 |
| Number of Functions | 1 | 1 | — | — | — | 1 |
| Output Current-Max | 2.3 A | 7.5 A | — | — | — | 2.3 A |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SMSIP5H,.6,67TB | BGA100,10X10,32 | — | — | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | — | — | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG | SMALL OUTLINE | GRID ARRAY, LOW PROFILE, FINE PITCH | — | SMT | SMALL OUTLINE, HEAT SINK/SLUG |
| Peak Reflow Temperature (Cel) | 260 | 245 | 260 | — | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | — | — | — | Not Qualified |
| Surface Mount | YES | YES | YES | — | YES | YES |
| Switcher Configuration | BUCK-BOOST | BUCK | — | — | — | BUCK-BOOST |
| Technology | MOS | — | CMOS | — | METAL GLAZE/THICK FILM | MOS |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Silver/Copper (Sn/Ag/Cu) | — | Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | BALL | — | — | GULL WING |
| Terminal Pitch | 1.27 mm | 1.702 mm | 0.8 mm | — | — | 1.27 mm |
| Terminal Position | DUAL | SINGLE | BOTTOM | — | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | — | — | 30 |
| Manufacturer Package Code | — | DDPAK-5 | — | — | — | — |
| Reach Compliance Code | — | Compliant | — | — | Compliant | — |
| Output Voltage-Max | — | 5.25 V | — | — | — | — |
| Output Voltage-Min | — | 4.75 V | — | — | — | — |
| Output Voltage-Nom | — | 5 V | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | 12 V | — | — | — | — |
| Switching Frequency-Max | — | 63 kHz | — | — | — | — |
| Temperature Grade | — | AUTOMOTIVE | AUTOMOTIVE | — | — | — |
| ## LM2576-5.0WU-TR Alternates Showing results | — | Image | — | — | — | — |
| Pbfree Code | — | — | Yes | — | — | — |
| Date Of Intro | — | — | 2020-10-15 | — | — | — |
| Has ADC | — | — | YES | — | — | — |
| Barrel Shifter | — | — | NO | — | — | — |
| Bit Size | — | — | 32 | — | — | — |
| Boundary Scan | — | — | YES | — | — | — |
| CPU Family | — | — | C28X | — | — | — |
| Clock Frequency-Max | — | — | 100 MHz | — | — | — |
| Format | — | — | FLOATING POINT | — | — | — |
| Integrated Cache | — | — | NO | — | — | — |
| Internal Bus Architecture | — | — | MULTIPLE | — | — | — |
| Low Power Mode | — | — | YES | — | — | — |
| Number of External Interrupts | — | — | 3 | — | — | — |
| Number of Timers | — | — | 3 | — | — | — |
| On Chip Data RAM Width | — | — | 16 | — | — | — |
| On Chip Program ROM Width | — | — | 16 | — | — | — |
| PWM Channels | — | — | YES | — | — | — |
| RAM (bytes) | — | — | 36864 | — | — | — |
| RAM (words) | — | — | 18432 | — | — | — |
| ROM Programmability | — | — | FLASH | — | — | — |
| Supply Current-Max | — | — | 230 mA | — | — | — |
| Supply Voltage-Max | — | — | 1.89 V | — | — | — |
| Supply Voltage-Min | — | — | 1.71 V | — | — | — |
| Supply Voltage-Nom | — | — | 1.8 V | — | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | DIGITAL SIGNAL PROCESSOR, OTHER | — | — | — |
| core_architecture | — | — | — | C28x 32-bit DSP | — | — |
| cpu_speed | — | — | — | 100 MHz | — | — |
| flash_memory | — | — | — | 100 KB | — | — |
| ram | — | — | — | 18 KB | — | — |
| adc_resolution | — | — | — | 12 bit | — | — |
| adc_channels | — | — | — | 16 | — | — |
| operating_voltage | — | — | — | 3.3 V | — | — |
| package_type | — | — | — | LQFP-100 | — | — |
| temp_range | — | — | — | -40 to 85 °C | — | — |
| interfaces | — | — | — | eCAN, SPI, SCI, I2C, McBSP | — | — |
| Construction | — | — | — | — | Rectangular | — |
| Mounting Feature | — | — | — | — | SURFACE MOUNT | — |
| Package Height | — | — | — | — | 0.58 mm | — |
| Package Length | — | — | — | — | 1.6 mm | — |
| Package Width | — | — | — | — | 3.2 mm | — |
| Packing Method | — | — | — | — | TR, Paper, 7 Inch | — |
| Rated Power Dissipation (P) | — | — | — | — | 1.5 W | — |
| Rated Temperature | — | — | — | — | 70 °C | — |
| Reference Standard | — | — | — | — | AEC-Q200; IEC; IATF16949 | — |
| Resistance | — | — | — | — | 0.2 Ω | — |
| Resistor Type | — | — | — | — | FIXED RESISTOR | — |
| Size Code | — | — | — | — | 0612 | — |
| Temperature Coefficient | — | — | — | — | 0,150 ppm/°C | — |
| Terminal Shape | — | — | — | — | WRAPAROUND | — |
| Tolerance | — | — | — | — | 1% | — |
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 L5973AD — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for L5973AD 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 L5973AD 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 L5973AD?
Known equivalents for L5973AD include LM2576-5.0WU-TR, TMS320F2808NMFS, TMS320F2808PZA. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of L5973AD?
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 L5973AD 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.