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TPS54394PWP
IC REG BUCK ADJ 3A DL 16HTSSOP
- Fabricant
- Mfr. Partie #TPS54394PWP
- Paquet
- Fiche de données TPS54394PWP DataSheet
- En stock3677
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Spécifications
| Series | D-CAP2™, Eco-Mode™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 2 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 18V |
| Voltage - Output (Min/Fixed) | 0.76V |
| Voltage - Output (Max) | 7V |
| Current - Output | 3A |
| Frequency - Switching | 700kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 16-PowerTSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 16-HTSSOP |
| Base Product Number | TPS54394 |
Vue d'ensemble
Description
Key features include a wide input voltage range of 4.5V to 17V, integrated MOSFETs for improved efficiency, and a flexible switching frequency that can be adjusted between 200 kHz and 1 MHz. The device includes various protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure reliable operation.
The TPS54394PWP utilizes advanced control schemes to enable fast transient response and maintain stable output voltage under varying load conditions. Its compact 20-pin HTQFP package allows for efficient thermal management and PCB space optimization, making it ideal for applications in automotive systems, telecommunications, and portable devices.
Features
1. Input Voltage Range: Operates from 4.5V to 17V, suitable for various power supply sources.
2. Output Current: Delivers up to 3A of continuous output current.
3. Adjustable Output Voltage: Output voltage can be set from 0.8V to 15V, allowing flexibility in applications.
4. High Efficiency: Offers high efficiency (up to 95%) across a wide load range, reducing thermal management concerns.
5. Integrated Compensation: Internal compensation simplifies design and reduces external component count.
6. Switching Frequency: Adjustable frequency (300 kHz to 1.5 MHz) allows for optimization of size and efficiency.
7. Power Good Indicator: Features a power good output for monitoring the output voltage.
8. Thermal Protection: Includes thermal shutdown and current limit features for enhanced reliability.
These features make the TPS54394PWP ideal for powering processors, FPGAs, and other digital circuits in automotive, industrial, and consumer applications.
Package
Pinout
Key functions of its pins include:
1. VIN: Input voltage supply.
2. SW: Switch node for connecting to the inductor.
3. PGND: Power ground.
4. COMP: Compensation network connection.
5. VOUT: Output voltage.
6. EN: Enable pin to turn the regulator on/off.
7. CSN/ CSP: Current sensing pins for overcurrent protection.
8. SS/TR: Soft-start and tracking control.
9. FB: Feedback voltage for regulation.
10. RAMP: Oscillator ramp voltage.
11. CLW, CLV: Control pins for additional features.
12. TRIP: Fault detection.
13. NC: No connect pins.
These pins facilitate various functions, including voltage regulation, soft-start, and protection features, making the TPS54394 suitable for desktop, server, and industrial applications.
Manufacturer
Application
1. Industrial power supplies
2. Telecom equipment
3. Automotive systems
4. Point-of-load (POL) modules
5. FPGA and microcontroller power management
6. Battery-powered devices
Its features support efficient power conversion, making it suitable for applications requiring high efficiency and compact design.
Equivalent
1. LM2596 - A similar buck converter with adjustable output.
2. LMT839 - A high-efficiency, synchronous step-down regulator.
3. MICR045 - A microSiP solution for compact designs.
4. MP1584 - A compact, adjustable output buck converter.
Always verify specifications for compatibility in your specific application.
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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