Part Details for LM3639AYFQR by Texas Instruments
Results Overview of LM3639AYFQR by Texas Instruments
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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LM3639AYFQR Information
LM3639AYFQR 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 LM3639AYFQR
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
296-40204-2-ND
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DigiKey | IC LED DRV RGLT PWM 20DSBGA Min Qty: 3000 Container: Tape & Reel |
0 Tape & Reel |
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$0.8455 | Buy Now |
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DISTI #
595-LM3639AYFQR
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Mouser Electronics | LED Lighting Driver ICs SGL Chip 40V Backlig ht LED Dvr A 595-LM A 595-LM3639AYFQT RoHS: Compliant | 0 |
|
$0.7960 / $0.8040 | Order Now |
|
|
Vyrian | LED Driver, 14-Segment, PBGA20 | 6398 |
|
RFQ |
US Tariff Estimator: LM3639AYFQR 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.
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LM3639AYFQR Part Data Attributes
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LM3639AYFQR
Texas Instruments
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Datasheet
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LM3639AYFQR
Texas Instruments
LED Driver, 14-Segment, PBGA20
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | Dsbga-20 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.90 | |
| Data Input Mode | Serial | |
| Input Characteristics | Standard | |
| Interface IC Type | Led Display Driver | |
| JESD-30 Code | R-PBGA-B20 | |
| JESD-609 Code | e1 | |
| Length | 2.16 Mm | |
| Moisture Sensitivity Level | 1 | |
| Multiplexed Display Capability | No | |
| Number of Channels | 2 | |
| Number of Functions | 1 | |
| Number of Segments | 14 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Characteristics | Constant-Current | |
| Output Polarity | True | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | VFBGA | |
| Package Equivalence Code | BGA20,4X5,16 | |
| Package Shape | Rectangular | |
| Package Style | Grid Array, Very Thin Profile, Fine Pitch | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 0.675 Mm | |
| Supply Current-Max | 2 Ma | |
| Supply Voltage-Max | 5.5 V | |
| Supply Voltage-Min | 2.5 V | |
| Supply Voltage-Nom | 3.6 V | |
| Supply Voltage1-Max | 5.5 V | |
| Supply Voltage1-Min | 2.5 V | |
| Supply Voltage1-Nom | 3.6 V | |
| Surface Mount | Yes | |
| Technology | Cmos | |
| Temperature Grade | Industrial | |
| Terminal Finish | Tin/Silver/Copper (Sn/Ag/Cu) | |
| Terminal Form | Ball | |
| Terminal Pitch | 0.4 Mm | |
| Terminal Position | Bottom | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 1.785 Mm | |
| fmax-Min | 0.535 Mhz |
LM3639AYFQR Frequently Asked Questions (FAQ)
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Texas Instruments provides a recommended PCB layout in the datasheet, but it's also important to follow general high-frequency layout guidelines, such as keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing trace lengths and widths.
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To ensure stability, follow the datasheet's guidelines for output capacitor selection, and make sure the output capacitor's ESR is within the recommended range. Additionally, ensure the input voltage is within the specified range, and the device is operated within its recommended temperature range.
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While the datasheet specifies a maximum input voltage of 15V, it's recommended to derate the input voltage to 13.5V to ensure reliable operation and to account for voltage spikes or transients.
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The LM3639AYFQR is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's essential to follow the datasheet's thermal derating guidelines and ensure proper heat sinking to maintain reliable operation.
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Start by verifying the input voltage, output voltage, and output current are within the specified ranges. Check the PCB layout for any errors or omissions, and ensure the output capacitor is properly selected and connected. Use an oscilloscope to monitor the output voltage and current, and consult the datasheet's troubleshooting section for guidance.