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IR3894MTRPBF
IC REG BUCK ADJ 12A 16PQFN
- Fabricant
- Mfr. Partie #IR3894MTRPBF
- Paquet PowerVQFN-16
- Fiche de données IR3894MTRPBF DataSheet
- En stock2362
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Spécifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SupIRBuck® |
| ProductStatus | Obsolete |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1V |
| Voltage-Input(Max) | 21V |
| Voltage-Output(Min/Fixed) | 0.5V |
| Voltage-Output(Max) | 18.06V |
| Current-Output | 12A |
| Frequency-Switching | 300kHz ~ 1.5MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerVQFN |
Vue d'ensemble
Description
This particular regulator can deliver up to 4A output current and operates over a wide input voltage range, typically from 4.5V to 16V, with an adjustable output voltage. The IR3894MTRPBF integrates control, drivers, and power MOSFETs into a single package, which simplifies design and reduces the overall footprint on a circuit board.
Key features include high efficiency over a broad load range, good thermal performance, and protection features like over-current, over-temperature, and under-voltage lockout. It also supports a wide range of switching frequencies, allowing designers to optimize efficiency versus size.
Overall, the IR3894MTRPBF is well-suited for applications requiring a compact, reliable, and efficient power conversion solution.
Features
1. Input Voltage Range: It supports a wide input voltage range, making it suitable for diverse power supply conditions.
2. Output Voltage Regulation: The IC provides precise output voltage regulation, ensuring stable power delivery to connected components.
3. Efficiency: High efficiency is a hallmark, minimizing power loss and enhancing thermal performance.
4. Integrated MOSFETs: It includes built-in MOSFETs, reducing the need for external components and simplifying circuit design.
5. Current Sensing and Protection: Features current sensing capabilities with built-in protection mechanisms against overcurrent, overvoltage, and thermal shutdown.
6. Switching Frequency: The IC supports a programmable switching frequency, allowing for optimization between efficiency and component size.
7. Soft Start and Sequencing: Integrated soft start and sequencing functions help in controlled power-up and power-down sequences.
8. Compact Package: Available in a compact package, it is suitable for space-constrained applications.
These features make the IR3894MTRPBF ideal for use in high-performance computing, telecom, and other electronic applications requiring reliable power management.
Package
Pinout
Key functions of the IR3894MTRPBF include:
1. Voltage Regulation: It can deliver up to 4 A of continuous current, making it suitable for powering processors, memory modules, and other digital circuits.
2. Wide Input Voltage Range: It supports a wide input voltage range, typically between 4.5 V and 16 V, making it versatile for various applications.
3. Output Voltage Adjustability: The output voltage is adjustable via an external resistor divider, offering flexibility to meet different voltage requirements.
4. Efficiency: The synchronous buck converter design provides high efficiency, which is crucial for reducing power loss and managing thermal performance.
5. Protection Features: It includes over-current protection (OCP), under-voltage lockout (UVLO), and over-temperature protection (OTP) to enhance reliability and safety.
These characteristics make the IR3894MTRPBF suitable for applications in telecommunications, data communications, and computing systems.
Manufacturer
Application
Equivalent
1. TPS543C20 from Texas Instruments
2. LTM4632 from Analog Devices
3. ISL8126 from Renesas Electronics
These alternatives offer similar functionalities and specifications, but always verify pin compatibility and electrical characteristics before substituting.
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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