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RT8284NGS
IC REG BUCK ADJUSTABLE 2A 8SOP
- Fabricant
- Mfr. Partie #RT8284NGS
- Paquet SOP-8
- Fiche de données RT8284NGS DataSheet
- En stock7183
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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) | 4.5V |
| Voltage-Input(Max) | 23V |
| Voltage-Output(Min/Fixed) | 0.923V |
| Voltage-Output(Max) | 20V |
| Current-Output | 2A |
| Frequency-Switching | 340kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Vue d'ensemble
Description
Key features of the RT8284NGS include a wide input voltage range, high efficiency, and the ability to deliver up to 3A output current. It operates with a fixed switching frequency, which allows for smaller external components, reducing overall system size. The device also incorporates features like over-current protection, thermal shutdown, and soft-start for system reliability and protection. Its small footprint and robust performance make it an ideal choice for designers seeking efficient power management solutions in space-constrained applications.
Features
1. Wide Input Voltage Range: Supports 4.75V to 24V, accommodating various power sources.
2. Output Voltage: Adjustable output ranging from 0.8V to 15V, suitable for diverse applications.
3. High Efficiency: Achieves up to 95% efficiency, minimizing power loss and improving thermal performance.
4. Output Current: Delivers up to 4A continuous output current, ideal for medium-power applications.
5. Switching Frequency: Operates at a fixed 500kHz frequency, balancing efficiency and component size.
6. Internal MOSFETs: Integrated high-side and low-side MOSFETs enhance efficiency and reduce external component count.
7. Current Mode Control: Provides fast transient response and simple loop compensation.
8. Protection Features: Includes over-current, over-voltage, under-voltage lockout, and thermal shutdown for reliability.
9. Compensation and Soft Start: Internal compensation and programmable soft-start functions for ease of use.
10. Compact Package: Available in a small, thermally-efficient package, making it suitable for space-constrained designs.
These features make the RT8284NGS a versatile component for various electronic applications, including consumer electronics, industrial equipment, and computing devices.
Package
Pinout
1. BOOT: High-side gate drive boost input. Connect a capacitor between this pin and SW.
2. VIN: Power input pin for the converter. Supply voltage is connected here.
3. SW: Switch node. Connect this to the inductor and the cathode of the Schottky diode.
4. GND: Ground pin. Connect to the system ground.
5. FB: Feedback pin. Connect this to an external resistor divider from the output to set the output voltage.
6. EN: Enable control input. A high level turns the converter on, and a low level turns it off.
7. COMP: Compensation node. Connect a series RC network to this pin to compensate the control loop.
8. SS (Soft Start): Soft-start control input. Connect a capacitor to this pin to set the soft-start time.
These functions allow the RT8284NGS to efficiently convert higher input voltages to a lower output voltage suitable for various applications.
Manufacturer
Application
Equivalent
1. LM2675 series from Texas Instruments
2. MP1584 from Monolithic Power Systems
3. LTC3775 from Analog Devices
4. TPS54331 from Texas Instruments
These alternatives offer similar functionalities in terms of voltage regulation, output current, and input voltage. Be sure to check specific datasheets for exact specifications and compatibility.
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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