| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM5041SDX/NOPB | National Semiconductor Corporation | Check for Price | Switching Controller, Current-mode, 0.01A, 1000kHz Switching Freq-Max, PDSO16 | LM5041SD vs LM5041SDX/NOPB |
| LM5041SDX | Texas Instruments | Check for Price | Switching Controller, Current-mode, 0.01A, 1000kHz Switching Freq-Max, BICMOS, PDSO16 | LM5041SD vs LM5041SDX |
| LM5041SDX | National Semiconductor Corporation | Check for Price | Switching Controller, Current-mode, 0.01A, 1000kHz Switching Freq-Max, PDSO16 | LM5041SD vs LM5041SDX |
| LM5041SD | National Semiconductor Corporation | Check for Price | Switching Controller, Current-mode, 0.01A, 1000kHz Switching Freq-Max, PDSO16 | LM5041SD vs LM5041SD |
Part Details for LM5041SD by Texas Instruments
Results Overview of LM5041SD by Texas Instruments
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (4 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (4 options)
- CAD Models: (Available)
- 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.
LM5041SD Information
LM5041SD 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.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| LM5041SD/NOPB | Texas Instruments | Cascaded PWM Controller 16-WSON -40 to 125 | |
| LM5041SDX/NOPB | Texas Instruments | Cascaded PWM Controller 16-WSON -40 to 125 | |
| LM5041SD | Texas Instruments | Cascaded PWM Controller 16-WSON -40 to 125 |
Price & Stock for LM5041SD
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
LM5041SDTR-ND
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DigiKey | IC REG CTRLR MULT TOP 16WSON Container: Tape & Reel |
0 Tape & Reel |
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Buy Now | |
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Vyrian | Switching Controller, Current-mode, 0.01A, 1000kHz Switching Freq-Max, PDSO16 | 6977 |
|
RFQ |
US Tariff Estimator: LM5041SD by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
LM5041SD CAD Models
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LM5041SD Part Data Attributes
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LM5041SD
Texas Instruments
Buy Now
Datasheet
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LM5041SD
Texas Instruments
Switching Controller, Current-mode, 0.01A, 1000kHz Switching Freq-Max, BICMOS, PDSO16
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| Pbfree Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOIC | |
| Package Description | Llp-16 | |
| Pin Count | 16 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Analog IC - Other Type | Switching Controller | |
| Control Mode | Current-Mode | |
| Control Technique | Pulse Width Modulation | |
| Input Voltage-Max | 15 V | |
| Input Voltage-Min | 15 V | |
| Input Voltage-Nom | 48 V | |
| JESD-30 Code | S-PDSO-N16 | |
| JESD-609 Code | e0 | |
| Length | 5 Mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 16 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 0.01 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | HVSON | |
| Package Equivalence Code | SOLCC16,.2,20 | |
| Package Shape | Square | |
| Package Style | Small Outline, Heat Sink/Slug, Very Thin Profile | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 0.8 Mm | |
| Supply Voltage-Max (Vsup) | 15 V | |
| Supply Voltage-Min (Vsup) | 8 V | |
| Surface Mount | Yes | |
| Switcher Configuration | Push-Pull | |
| Switching Frequency-Max | 1000 Khz | |
| Technology | Bicmos | |
| Temperature Grade | Automotive | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | No Lead | |
| Terminal Pitch | 0.65 Mm | |
| Terminal Position | Dual | |
| Width | 5 Mm |
Alternate Parts for LM5041SD
This table gives cross-reference parts and alternative options found for LM5041SD. 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 LM5041SD, 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.
LM5041SD Frequently Asked Questions (FAQ)
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Texas Instruments provides a recommended PCB layout in the LM5041SD evaluation module documentation, which includes guidelines for component placement, trace routing, and thermal management. Following this layout can help minimize noise, reduce electromagnetic interference (EMI), and ensure reliable operation.
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The input capacitor selection depends on the input voltage, current, and frequency. A general guideline is to choose a capacitor with a voltage rating at least 1.5 times the maximum input voltage, and a capacitance value between 1uF to 10uF. Additionally, consider the capacitor's ESR (Equivalent Series Resistance) and ESL (Equivalent Series Inductance) to ensure it can handle the high-frequency switching of the LM5041SD.
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The maximum allowed voltage drop across the internal FETs is not explicitly stated in the datasheet. However, as a general guideline, it's recommended to keep the voltage drop below 1V to ensure reliable operation and minimize power losses. Excessive voltage drop can lead to increased power dissipation, reduced efficiency, and potentially cause the device to overheat.
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Yes, the LM5041SD can be used in a synchronous rectification configuration. In fact, the device is designed to work with an external synchronous rectifier FET. By using a synchronous rectifier, you can improve efficiency, reduce power losses, and minimize the need for heat sinking. However, ensure that the external FET is properly selected and driven to avoid shoot-through currents and other potential issues.
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To troubleshoot the LM5041SD, start by verifying the input voltage, current, and frequency. Check the device's pin voltages, especially the enable and feedback pins, to ensure they are within the specified ranges. Use an oscilloscope to examine the switching waveforms and look for signs of oscillation, ringing, or other anomalies. Consult the datasheet and application notes for guidance on troubleshooting common issues, and consider using Texas Instruments' online support resources or contacting their technical support team for further assistance.