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TPS54320RHLR
IC REG BUCK ADJUSTABLE 3A 14VQFN
- Manufacturer
- Mfr. Part #TPS54320RHLR
- Package VQFN-14
- Datasheet
- In Stock2055
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Specifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 15V |
| Current-Output | 3A |
| Frequency-Switching | 200kHz ~ 1.2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 14-VFQFN Exposed Pad |
Overview
Description
Key features include a voltage reference accuracy of 1%, an adjustable output voltage down to 0.8V, and a switching frequency that can be set between 200 kHz and 1.6 MHz. The TPS54320RHLR integrates both high-side and low-side MOSFETs, minimizing the need for external components and reducing board space.
Additional features include internal soft start, overcurrent protection, and thermal shutdown for enhanced reliability. It comes in a small 3.5 mm × 3.5 mm QFN package, making it suitable for compact applications. This converter is ideal for use in telecommunications, networking, and various consumer electronics where efficient power management is crucial.
Features
1. Input Voltage Range: It supports a wide input voltage range from 4.5V to 17V, making it suitable for various applications.
2. Output Current: The device can deliver up to 3A of continuous output current, suitable for powering a wide range of loads.
3. Efficiency: High efficiency is achieved through its synchronous rectification feature, minimizing power loss and heat generation.
4. Switching Frequency: It offers adjustable switching frequency from 200 kHz to 1.6 MHz, allowing optimization for size, efficiency, and performance.
5. Protection Features: Integrated protection mechanisms include overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliability and safety.
6. Compensation: The TPS54320RHLR features an externally compensated voltage-mode control, providing flexibility in output performance and transient response.
7. Package: It is available in a thermally enhanced 14-pin VQFN package, which aids in heat dissipation.
8. Soft Start: The device includes a programmable soft start feature to control the inrush current at startup.
These features make the TPS54320RHLR an ideal choice for applications requiring efficient, reliable, and scalable power conversion.
Package
Pinout
Here is a brief overview of its pin functions:
1. VIN: Input voltage supply.
2. EN: Enable pin to turn the device on or off.
3. SS/TR: Soft-start or tracking input.
4. RT/CLK: Sets switching frequency or serves as a clock input.
5. FB: Feedback input for output voltage regulation.
6. COMP: Compensation pin for stabilizing the control loop.
7. PWRGD: Power good indicator.
8. BOOT: Bootstrap capacitor connection for high-side gate driver.
9. PH: Phase node, connected to the inductor.
10. AGND: Analog ground.
11. PGND: Power ground for the switching MOSFET.
12. VREG5: 5V internal regulator output, used to power the gate drive circuit.
13. VFB: Voltage feedback, connected to the output voltage.
14. NC: No connection or reserved.
The TPS54320RHLR provides an efficient power management solution with a wide input range and multiple features for system flexibility and reliability.
Manufacturer
Application
Equivalent
1. LM43603 from Texas Instruments
2. LT8609 from Analog Devices
3. MP2345 from Monolithic Power Systems
4. SY8089 from Silergy
These equivalents have similar input voltage ranges, output capabilities, and efficiencies, but it's important to review the datasheets to ensure compatibility with specific application requirements.
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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