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LTPoE++/PoE+/PoE PD Controller
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.
LT4275AHDD#PBF by Analog Devices Inc is an Other Signal Circuit.
Other Signal Circuits are under the broader part category of Signal Circuits.
A signal is an electronic means of transmitting information, either as an analog signal with continuous values or a digital signal with discrete values. Signals are used in various systems and networks. Read more about Signal Circuits on our Signal Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
50AK5774
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Newark | Pd Controller, 60V, Dfn-Ep-10, Poe Standard:Ieee 802.3Af, 802.3At, Ltpoe++, Poe Controller Type:Pd... more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 142 |
|
$2.9600 / $7.1600 | Buy Now |
DISTI #
505-LT4275AHDD#PBF-ND
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DigiKey | IC POE CNTRL 1 CHANNEL 10DFN Min Qty: 1 Lead time: 10 Weeks Container: Tube |
50 In Stock |
|
$3.1494 / $5.6200 | Buy Now |
DISTI #
584-LT4275AHDD#PBF
|
Mouser Electronics | Power Switch ICs - POE / LAN LTPoE++/PoE+/PoE PD Cntr RoHS: Compliant | 85 |
|
$2.9100 / $7.1600 | Buy Now |
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Analog Devices Inc | LTPoE++/PoE+/PoE PD Cntr Package Multiple: 121 | 10 |
|
$2.3300 / $7.1600 | Buy Now |
|
Rochester Electronics | LT4275 - LTPoE++/PoE+/PoE PD Controller RoHS: Compliant Status: Active Min Qty: 1 | 65 |
|
$2.4500 / $3.0600 | Buy Now |
DISTI #
LT4275AHDD#PBF
|
Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 121 | 0 |
|
$3.0100 / $3.3000 | Buy Now |
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LT4275AHDD#PBF
Analog Devices Inc
Buy Now
Datasheet
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LT4275AHDD#PBF
Analog Devices Inc
LTPoE++/PoE+/PoE PD Controller
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Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Pin Count | 10 | |
Manufacturer Package Code | 05-08-1699 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | Analog Devices | |
Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT | |
JESD-609 Code | e3 | |
Moisture Sensitivity Level | 1 | |
Peak Reflow Temperature (Cel) | 260 | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Matte Tin (Sn) | |
Time@Peak Reflow Temperature-Max (s) | 30 |
A good PCB layout for the LT4275AHDD involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
To ensure reliability in high-temperature applications, it is essential to follow proper thermal design and layout guidelines. This includes providing adequate heat sinking, using a thermally conductive PCB material, and keeping the device away from heat sources. Additionally, the device should be operated within its recommended operating temperature range.
Potential failure modes of the LT4275AHDD include overvoltage, undervoltage, overcurrent, and overheating. These can be mitigated by using proper input and output capacitors, adding overvoltage protection circuits, using current limiting resistors, and ensuring proper thermal design and layout.
Yes, the LT4275AHDD can be used in applications with high input voltage ripple. However, it is essential to ensure that the input voltage remains within the recommended operating range. Additionally, the use of a high-quality input capacitor with low ESR can help to filter out the ripple.
During input voltage brownout or dropout, the LT4275AHDD will automatically shut down to prevent damage to the device or the load. Once the input voltage recovers, the device will automatically restart.