Part Details for LM2575SX-3.3 by Texas Instruments
Results Overview of LM2575SX-3.3 by Texas Instruments
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (8 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM2575SX-3.3 Information
LM2575SX-3.3 by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for LM2575SX-3.3
| Part # | Distributor | Description | Stock | Price | Buy | |
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Vyrian | Peripheral ICs | 1464 |
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RFQ |
Part Details for LM2575SX-3.3
LM2575SX-3.3 CAD Models
LM2575SX-3.3 Part Data Attributes
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LM2575SX-3.3
Texas Instruments
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Datasheet
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LM2575SX-3.3
Texas Instruments
3.2A SWITCHING REGULATOR, 63kHz SWITCHING FREQ-MAX, PSSO5, PLASTIC, TO-263, 5 PIN
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| Pbfree Code | No | |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | D2PAK | |
| Package Description | PLASTIC, TO-263, 5 PIN | |
| Pin Count | 4 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | CAN ALSO CONFIGURED AS BUCK BOOST REGULATOR | |
| Analog IC - Other Type | SWITCHING REGULATOR | |
| Control Mode | VOLTAGE-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 40 V | |
| Input Voltage-Min | 4.75 V | |
| Input Voltage-Nom | 12 V | |
| JESD-30 Code | R-PSSO-G5 | |
| JESD-609 Code | e0 | |
| Length | 10.16 mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Terminals | 5 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 3.2 A | |
| Output Voltage-Nom | 3.3 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | TO-263 | |
| Package Equivalence Code | SMSIP5H,.6,67TB | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 235 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 4.8 mm | |
| Surface Mount | YES | |
| Switcher Configuration | BUCK | |
| Switching Frequency-Max | 63 kHz | |
| Technology | BIPOLAR | |
| Temperature Grade | AUTOMOTIVE | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.7 mm | |
| Terminal Position | SINGLE | |
| Time@Peak Reflow Temperature-Max (s) | 20 | |
| Width | 8.635 mm |
Alternate Parts for LM2575SX-3.3
This table gives cross-reference parts and alternative options found for LM2575SX-3.3. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM2575SX-3.3, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM2575SX-3.3/NOPB | Texas Instruments | $1.5166 | SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125 | LM2575SX-3.3 vs LM2575SX-3.3/NOPB |
| LM2575S-3.3 | Texas Instruments | Check for Price | SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125 | LM2575SX-3.3 vs LM2575S-3.3 |
| LM2575S-3.3 | Semtech Corporation | Check for Price | Switching Regulator, Voltage-mode, 3.2A, 62kHz Switching Freq-Max, BIPolar, PSSO5, TO-263, 5 PIN | LM2575SX-3.3 vs LM2575S-3.3 |
| LM2575S-3.3TRT | Semtech Corporation | Check for Price | Switching Regulator, Voltage-mode, 3.2A, 62kHz Switching Freq-Max, PSSO5, TO-263, 5 PIN | LM2575SX-3.3 vs LM2575S-3.3TRT |
| LM2575SX-3.3/NOPB | National Semiconductor Corporation | Check for Price | IC 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5, PLASTIC, TO-263, 5 PIN, Switching Regulator or Controller | LM2575SX-3.3 vs LM2575SX-3.3/NOPB |
| LM2575SX-3.3 | National Semiconductor Corporation | Check for Price | IC 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5, PLASTIC, TO-263, 5 PIN, Switching Regulator or Controller | LM2575SX-3.3 vs LM2575SX-3.3 |
| LM2575S-3.3.TRT | Semtech Corporation | Check for Price | Switching Regulator, Voltage-mode, 3.2A, 62kHz Switching Freq-Max, PSSO5, TO-263, 5 PIN | LM2575SX-3.3 vs LM2575S-3.3.TRT |
| LM2575S-3.3.TR | Semtech Corporation | Check for Price | Switching Regulator, Voltage-mode, 3.2A, 62kHz Switching Freq-Max, PSSO5, TO-263, 5 PIN | LM2575SX-3.3 vs LM2575S-3.3.TR |
LM2575SX-3.3 Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the LM2575SX-3.3 is 40V, but it's recommended to keep it below 35V for reliable operation.
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The LM2575SX-3.3 has a maximum operating junction temperature of 125°C, but it's recommended to keep it below 85°C for reliable operation. You can use thermal management techniques like heat sinks or thermal interfaces to reduce the temperature.
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To ensure the output voltage is accurate and stable, make sure to use a stable input voltage, use a suitable output capacitor with low ESR, and keep the feedback resistors (R1 and R2) within the recommended range (1kΩ to 10kΩ).
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The minimum input voltage required for the LM2575SX-3.3 to operate is around 7.5V, but it's recommended to keep it above 8V for reliable operation.
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The LM2575SX-3.3 is a switching regulator, and it can generate switching noise. To minimize the noise, use a suitable output capacitor, keep the layout clean, and use shielding or filtering techniques. You can also consider using a linear regulator or a low-noise switching regulator for noise-sensitive applications.