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TPS54332DDA
IC REG BUCK ADJ 3.5A 8SOPWR
- Fabricant
- Mfr. Partie #TPS54332DDA
- Paquet HSOIC (DDA)-8
- Fiche de données
- En stock7931
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Spécifications
| Package | Bulk,Tube |
| Series | Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.5V |
| Voltage-Input(Max) | 28V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 26.04V |
| Current-Output | 3.5A |
| Frequency-Switching | 1MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Vue d'ensemble
Description
The device incorporates an adaptive on-time D-CAP2™ mode control, delivering excellent transient response without the need for external compensation. It also features an Eco-mode™ for light load efficiency, minimizing power loss in low-power standby conditions. Additional features include thermal shutdown, frequency fold-back, and cycle-by-cycle current limit, enhancing the reliability of the converter.
The TPS54332DDA is available in an 8-pin SO PowerPAD package, providing a compact footprint for space-constrained designs. It is suitable for applications such as consumer electronics, industrial equipment, and distributed power systems where efficient voltage regulation is essential.
Features
1. Input Voltage Range: Supports a wide input voltage range from 3.5 V to 28 V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 3 A of continuous output current, suitable for powering moderate loads.
3. Switching Frequency: Operates at a fixed switching frequency of 1 MHz, allowing for compact designs with smaller external components.
4. Efficiency: High efficiency is achieved through advanced internal MOSFETs and synchronous rectification.
5. Thermal and Reliability Features: Includes thermal shutdown, overcurrent protection, and undervoltage lockout for safe operation.
6. Adjustable Output: Provides an adjustable output voltage via an external resistor divider, offering flexibility for different voltage requirements.
7. Soft-Start Function: Programmable soft-start feature to limit inrush current during startup.
8. Package: Available in a small 8-pin SO PowerPAD™ package, which aids in thermal management and compact design.
These features make the TPS54332DDA suitable for a wide range of applications, including consumer electronics, industrial systems, and distributed power architectures.
Package
Pinout
1. Pin 1 (BOOT): Supplies power to the high-side switching transistor driver.
2. Pin 2 (VIN): Input supply voltage.
3. Pin 3 (EN): Enable pin to turn the device on or off.
4. Pin 4 (SS/TR): Soft-start or tracking pin to control the output voltage ramp-up.
5. Pin 5 (GND): Ground connection.
6. Pin 6 (VSENSE): Feedback pin for voltage sensing; used to set the output voltage.
7. Pin 7 (COMP): Compensation pin for loop stability.
8. Pin 8 (SW): Switch node pin, connected to the inductor.
The device is designed for a 3.5 A output current and provides high efficiency. It's used in applications requiring step-down conversion from a higher voltage to a lower voltage, such as powering microcontrollers, DSPs, FPGAs, and other digital loads.
Manufacturer
Application
Equivalent
1. LM2596 by Texas Instruments - a popular step-down converter with similar specifications.
2. MP2307 by Monolithic Power Systems - a synchronous buck converter with comparable features.
3. LT8610 by Analog Devices (formerly Linear Technology) - offers similar functions and efficiency.
4. MIC4576 by Microchip Technology - another DC-DC converter with near-equivalent performance.
These alternatives offer similar voltage and current ratings, though exact specifications should be verified for 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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