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LT8612IUDE
IC REG BUCK ADJUSTABLE 6A 28QFN
- Fabricant
- Mfr. Partie #LT8612IUDE
- Paquet 28-WFQFNExposedPad
- Fiche de données
- En stock5266
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Spécifications
| Package | Tube |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.4V |
| Voltage-Input(Max) | 42V |
| Voltage-Output(Min/Fixed) | 0.97V |
| Voltage-Output(Max) | 41.6V |
| Current-Output | 6A |
| Frequency-Switching | 200kHz ~ 2.2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-WFQFN Exposed Pad |
Vue d'ensemble
Description
The LT8612IUDE offers a high switching frequency of up to 2.2MHz, allowing the use of smaller external components and enabling a compact design. It also features low quiescent current (as low as 2.5µA during no-load operation), enhancing battery life in portable applications. Other notable features include fast transient response, a programmable undervoltage lockout (UVLO), and a precision enable circuit. Its efficiency, combined with its small size and thermal performance, makes it ideal for modern electronic systems requiring compact and reliable power management solutions.
Features
1. Input Voltage Range: It supports a wide input voltage range from 3.4V to 42V, making it suitable for various applications.
2. Output Current: The regulator can deliver up to 3.5A of continuous output current.
3. Efficiency: It offers high efficiency at up to 96% due to its synchronous rectification design, which helps minimize heat generation.
4. Switching Frequency: The device supports a programmable switching frequency, adjustable from 200kHz to 2.2MHz, allowing for optimization between efficiency and component size.
5. Low Quiescent Current: It features low quiescent current operation, typically around 2.5µA, which is beneficial for battery-powered applications.
6. Burst Mode Operation: This mode helps improve efficiency at light loads.
7. Protection Features: The LT8612IUDE includes robust protection features such as short-circuit protection, thermal shutdown, and undervoltage lockout.
8. Package: It is available in a compact 28-lead QFN package, optimizing space for board design.
These features make the LT8612IUDE suitable for automotive, industrial, and general-purpose power supply applications.
Package
Pinout
1. VIN: Supply voltage input.
2. SW: Switch node.
3. BST: Bootstrapped capacitor connection for high-side MOSFET driver.
4. PG: Power good indicator.
5. SYNC: Synchronization input for an external clock.
6. RT: Timing resistor to set the switching frequency.
7. SS: Soft-start control.
8. GND: Ground.
9. VOUT: Output voltage.
10. FB: Feedback input for output voltage regulation.
11. TR/SS: Tracking and soft-start pin.
12. EN: Enable pin to turn the regulator on or off.
13. BIAS: Bias pin for internal circuitry.
14. PGOOD: Power good output.
15. INTVCC: Internal regulator output for powering internal circuitry.
16. EXPOSED PAD: Should be soldered to a large copper plane for thermal performance.
These pins facilitate the main functions of power regulation, including input voltage, output voltage control, switching, synchronization, and power good indication.
Manufacturer
Application
Equivalent
1. Texas Instruments TPS54340: A 42V, 3.5A step-down converter.
2. Microchip Technology MIC28512: A 75V, 5A synchronous buck regulator.
3. Maxim Integrated MAX17502: A 60V, 3.5A high-efficiency, synchronous step-down converter.
4. Diodes Incorporated AP64350Q: A 40V, 3.5A synchronous buck converter.
Ensure compatibility with your specific application by checking the datasheets for features such as input voltage range, output current, and efficiency.
Expédition
Méthodes d'expéditionNous
offrir des services d'expédition mondiaux par DHL, FedEx, TNT, UPS ou tout autre expéditeur de votre choix.
Référence des frais d'expédition (DHL/FedEx):
DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.
FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.
EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.
Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.
Paiements
Payment Methods
Le terme de paiement est 100% prépayé.
Actuellement, nous n'acceptons que les méthodes de paiement ci-dessous:
1. PayPal
2. Carte de crédit/débit
3. Transfert bancaire
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