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LT8614EUDC#TRPBF
IC REG BUCK ADJUSTABLE 4A 20QFN
- Fabricant
- Mfr. Partie #LT8614EUDC#TRPBF
- Paquet QFN-18
- Fiche de données LT8614EUDC#TRPBF DataSheet
- En stock5670
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Spécifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.4V |
| Voltage-Input(Max) | 42V |
| Voltage-Output(Min/Fixed) | 3.3V |
| Voltage-Output(Max) | 30V |
| Current-Output | 4A |
| Frequency-Switching | 200kHz ~ 3MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 20-WFQFN, 18 Leads, Exposed Pad |
Vue d'ensemble
Description
Key features include a fast minimum on-time of 30ns, allowing high step-down ratios at high switching frequencies. The LT8614 supports Burst Mode operation, which significantly improves efficiency at light loads by reducing quiescent current to as low as 2.5µA. Additional functionalities include a precise enable pin, power good flag, and internal compensation to simplify the design process.
Its operating frequency can be adjusted from 200kHz to 3MHz, enabling optimization for efficiency or solution size. The device also integrates robust protection features like thermal shutdown, current limit, and short-circuit protection. The LT8614EUDC#TRPBF is ideal for applications needing reliable performance in a space-constrained environment.
Features
1. Input Voltage Range: The device supports a wide input voltage range from 3.4V to 42V, making it suitable for automotive and industrial applications.
2. Output Current: It can deliver up to 4A of continuous output current, supporting a broad range of load requirements.
3. Efficiency: The regulator is designed for high efficiency, reaching up to 96% under optimal conditions, which helps in reducing power loss and thermal stress.
4. Switching Frequency: It features a programmable switching frequency range from 200kHz to 2.2MHz, allowing designers to optimize efficiency and component size.
5. Low Ripple Burst Mode®: This mode reduces output voltage ripple and minimizes quiescent current, improving efficiency during light-load conditions.
6. Fast Transient Response: The LT8614EUDC#TRPBF offers excellent transient response, ensuring stable operation even under rapidly changing load conditions.
7. Protection Features: Over-current protection, thermal shutdown, and input over-voltage protection enhance device reliability and safety.
8. Package: It comes in a compact 16-lead 3mm × 3mm QFN package, suitable for space-constrained applications.
These features make the LT8614EUDC#TRPBF a versatile choice for power management in various electronic systems.
Package
Pinout
The main functions of the LT8614 include providing a high-efficiency and high-speed synchronous step-down switching regulator with a wide input voltage range. It is designed to deliver up to 4A of output current. Key features include a low dropout operation, fast transient response, and low quiescent current, making it suitable for applications requiring efficient power management, especially in battery-powered devices.
The part is capable of operating at a high switching frequency, which allows the use of small inductors and capacitors, minimizing the overall solution size. Additionally, the LT8614 includes a power good flag, internal compensation, and a low-ripple burst mode operation to improve efficiency at light loads.
Manufacturer
Application
Equivalent
1. Texas Instruments TPS54360: A 60V, 3.5A step-down regulator.
2. Microchip MIC28512: A high-efficiency, 55V, 4A synchronous buck regulator.
3. Maxim Integrated MAX17503: A 60V, 2.5A high-efficiency, synchronous step-down DC-DC converter.
4. STMicroelectronics L7986A: A 60V, 3A step-down switching regulator.
These alternatives offer similar input voltage and current capabilities suited for similar applications. Always check specific parameters and footprint compatibility when selecting an alternative.
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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