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TPS54386PWPR
IC REG BUCK ADJ 3A DL 14HTSSOP
- Fabricant
- Mfr. Partie #TPS54386PWPR
- Paquet HTSSOP (PWP)-14
- Fiche de données
- En stock2142
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Spécifications
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 2 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 28V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 25.2V |
| Current-Output | 3A |
| Frequency-Switching | 630kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 14-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Vue d'ensemble
Description
Key features of the TPS54386PWPR include high efficiency, typically over 90%, due to its low-resistance MOSFETs and advanced control topology. It operates at a fixed frequency of 600 kHz, providing a good balance between efficiency and size of external components. The device also includes features like internal soft-start, cycle-by-cycle current limiting, and thermal shutdown, ensuring reliable operation under various conditions.
The package type is a 16-pin TSSOP (PWPR), which is compact and suitable for space-constrained designs. With its robust feature set and flexible design capabilities, the TPS54386PWPR is a versatile solution for powering microcontrollers, FPGAs, DSPs, and other digital loads in complex electronic systems.
Features
1. Wide Input Voltage Range: Supports 4.5V to 28V, making it versatile for different power sources.
2. Adjustable Output Voltage: Allows customization of output with an adjustable range from 0.76V to 5.5V.
3. High Efficiency: Optimized for high efficiency, which is crucial for battery-powered and energy-sensitive applications.
4. Dual Outputs: Provides two independent outputs, enabling it to power multiple components or systems.
5. Current Mode Control: Utilizes current mode control for fast transient response and easy loop compensation.
6. Adjustable Switching Frequency: Offers a programmable switching frequency range from 100kHz to 2.5MHz, allowing design flexibility.
7. Integrated MOSFETs: Comes with internal MOSFETs to reduce the overall component count and simplify design.
8. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability and safety.
9. Compact Package: Available in a 20-pin TSSOP package with a PowerPAD for efficient thermal management.
These features make the TPS54386PWPR suitable for applications like telecommunications, consumer electronics, and industrial equipment.
Package
Pinout
Pin Count:
- The TPS54386PWPR has 20 pins.
Functions:
- VIN: Power input pins for accepting the input voltage.
- GND: Ground pins for circuit reference.
- EN1/EN2: Enable pins to control the operation of each output channel.
- SS1/SS2: Soft start control pins for each output to manage inrush current during startup.
- FB1/FB2: Feedback pins for each output, used to regulate the output voltage.
- COMP1/COMP2: Compensation pins for each output, used to stabilize the control loop.
- SW1/SW2: Switch node pins for each output, connecting to the inductor.
- BOOT1/BOOT2: Bootstrap pins for driving the high-side FETs.
- PWRGD: Power good pin to indicate the status of the outputs.
- RT/CLK: Pin for setting the switching frequency or synchronizing to an external clock.
- VREG5: Internal 5V regulator output pin used for internal circuit biasing.
This IC is suitable for applications such as digital TV power supplies, networking equipment, and other systems requiring dual-output power solutions.
Manufacturer
Application
Equivalent
1. LM26420 from Texas Instruments
2. LTC3859 from Analog Devices
3. MPQ8632 from Monolithic Power Systems
4. MAX15062 from Maxim Integrated
These equivalents vary in features, so compatibility should be verified based on specific application requirements such as voltage, current, package, and other specifications.
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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