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Part Details for LTC4279IUFD#TRPBF by Analog Devices Inc
Results Overview of LTC4279IUFD#TRPBF by Analog Devices Inc
- Distributor Offerings: (7 listings)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (0 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.
LTC4279IUFD#TRPBF Information
LTC4279IUFD#TRPBF by Analog Devices Inc is an Other uP/uC/Peripheral IC.
Other uPs/uCs/Peripheral ICs are under the broader part category of Microcontrollers and Processors.
Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.
Price & Stock for LTC4279IUFD#TRPBF
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
505-LTC4279IUFD#TRPBFCT-ND
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DigiKey | IC POE CNTRL 1 CHANNEL 20QFN Min Qty: 1 Lead time: 10 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
3437 In Stock |
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$5.1625 / $10.9300 | Buy Now |
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DISTI #
584-4279IUFDTRPBF
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Mouser Electronics | Power Switch ICs - POE / LAN 1x Port PoE/PoE+/ LTPoE++ PSE Cntr RoHS: Compliant | 8391 |
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$5.0500 / $9.4200 | Buy Now |
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Analog Devices Inc | 1x Port PoE/PoE+/ LTPoE++ PSE Min Qty: 1 Package Multiple: 2500 | 3188 |
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$4.1300 / $10.9300 | Buy Now |
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DISTI #
68016092
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Verical | Power Over Ethernet PSE Controller 45V 57V 90W 20-Pin QFN EP RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 | Americas - 2500 |
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$5.1082 | Buy Now |
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DISTI #
LTC4279IUFDTRPB
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Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 2500 | 0 |
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$5.3300 / $5.5400 | Buy Now |
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Vyrian | Other Function Semiconductors | 3944 |
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RFQ | |
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Win Source Electronics | IC POE CNTRL 1 CHANNEL 20QFN | 1510 |
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$10.8813 / $16.3225 | Buy Now |
Part Details for LTC4279IUFD#TRPBF
LTC4279IUFD#TRPBF CAD Models
LTC4279IUFD#TRPBF Part Data Attributes
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LTC4279IUFD#TRPBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LTC4279IUFD#TRPBF
Analog Devices Inc
Single Port PoE/PoE+/LTPoE++ PSE Controller
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Package Description | QFN-20 | |
| Pin Count | 20 | |
| Manufacturer Package Code | 05-08-1711 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | Analog Devices | |
| JESD-30 Code | R-PQCC-N20 | |
| JESD-609 Code | e3 | |
| Length | 5 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Terminals | 20 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HVQCCN | |
| Package Equivalence Code | LCC20,.2X.16,20 | |
| Package Shape | RECTANGULAR | |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Seated Height-Max | 0.8 mm | |
| Supply Voltage-Max | 57 V | |
| Supply Voltage-Min | 45 V | |
| Supply Voltage-Nom | 54 V | |
| Surface Mount | YES | |
| Technology | CMOS | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | NO LEAD | |
| Terminal Pitch | 0.5 mm | |
| Terminal Position | QUAD | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 4 mm | |
| uPs/uCs/Peripheral ICs Type | PSE CONTROLLER |
LTC4279IUFD#TRPBF Frequently Asked Questions (FAQ)
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A good PCB layout for the LTC4279IUFD involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
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To ensure stability, make sure the input and output capacitors are of high quality and have low ESR. Also, ensure the PCB layout is well-designed, and the input and output voltage rails are well-bypassed. Additionally, the datasheet recommends a minimum output capacitance of 10uF to ensure stability.
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The maximum input voltage that the LTC4279IUFD can handle is 28V. Exceeding this voltage may damage the IC.
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The LTC4279IUFD is rated for operation from -40°C to 125°C. However, the IC's performance may degrade at high temperatures, and the maximum junction temperature should not exceed 150°C.
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The output voltage of the LTC4279IUFD can be calculated using the formula: Vout = (R1/R2) * (Vin - Vref), where R1 and R2 are the resistors in the feedback network, Vin is the input voltage, and Vref is the reference voltage (typically 1.2V).