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Part Details for LM27951SD by Texas Instruments
Results Overview of LM27951SD by Texas Instruments
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (3 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.
Applications
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
LM27951SD Information
LM27951SD by Texas Instruments is a Display Driver.
Display Drivers are under the broader part category of Drivers And Interfaces.
A driver controls the current or voltage delivered to components like LCDs or motors, while an interface component connects systems for data transfer and control. Read more about Drivers And Interfaces on our Drivers And Interfaces part category page.
Price & Stock for LM27951SD
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
LM27951SDCT-ND
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DigiKey | IC LED DRV RGLTR PWM 30MA 14WSON Min Qty: 1 Lead time: 42 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) | Limited Supply - Call |
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$0.9051 / $1.8600 | Buy Now |
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Vyrian | Peripheral ICs | 1354 |
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RFQ |
Part Details for LM27951SD
LM27951SD CAD Models
LM27951SD Part Data Attributes
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LM27951SD
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
LM27951SD
Texas Instruments
White LED Adaptive 1.5X/1X Switched Capacitor Current Driver 14-WSON -40 to 85
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| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | QFN | |
| Package Description | LLP-14 | |
| Pin Count | 14 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | Texas Instruments | |
| Interface IC Type | LED DISPLAY DRIVER | |
| JESD-30 Code | R-XQCC-N14 | |
| JESD-609 Code | e0 | |
| Length | 4 mm | |
| Moisture Sensitivity Level | 1 | |
| Multiplexed Display Capability | NO | |
| Number of Functions | 1 | |
| Number of Segments | 4 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | UNSPECIFIED | |
| Package Code | HVQCCN | |
| Package Equivalence Code | SOLCC14,.12,20 | |
| Package Shape | RECTANGULAR | |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 0.8 mm | |
| Supply Voltage-Max | 5.5 V | |
| Supply Voltage-Min | 2.8 V | |
| Supply Voltage-Nom | 3.6 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | NO LEAD | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | QUAD | |
| Width | 3 mm |
Alternate Parts for LM27951SD
This table gives cross-reference parts and alternative options found for LM27951SD. 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 LM27951SD, 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 |
|---|---|---|---|---|
| LM27951SD/NOPB | Texas Instruments | $0.6594 | White LED adaptive 1.5X/1X switched capacitor current driver with 2.8V-5.5V input voltage range 14-WSON -40 to 85 | LM27951SD vs LM27951SD/NOPB |
| LM27951SDX/NOPB | Texas Instruments | Check for Price | White LED adaptive 1.5X/1X switched capacitor current driver with 2.8V-5.5V input voltage range 14-WSON -40 to 85 | LM27951SD vs LM27951SDX/NOPB |
| SGM3141YD10G/TR | SG Micro Corp | Check for Price | LED Driver, | LM27951SD vs SGM3141YD10G/TR |
LM27951SD Frequently Asked Questions (FAQ)
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Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as keeping the input and output traces short and away from each other, using a solid ground plane, and minimizing vias and thermal reliefs.
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The inductor value selection depends on the input voltage, output voltage, and switching frequency. A good starting point is to use the inductor selection guide provided in the datasheet, and then fine-tune the value based on the specific application requirements and efficiency goals.
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The LM27951SD is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the thermal design. It's recommended to follow the thermal design guidelines in the datasheet and to ensure that the device is properly heatsinked.
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Yes, the LM27951SD is qualified for automotive and high-reliability applications, but it's recommended to follow the specific requirements and guidelines for these applications, such as AEC-Q100 for automotive and MIL-STD-883 for high-reliability applications.
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Troubleshooting issues with the LM27951SD requires a systematic approach, including checking the PCB layout, component values, and soldering quality. It's also recommended to use oscilloscope measurements to identify the root cause of the issue and to follow the troubleshooting guidelines provided in the datasheet.