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TPS54140ADRCR
IC REG BUCK ADJ 1.5A 10VSON
- Manufacturer
- Mfr. Part #TPS54140ADRCR
- Package VSON (DRC)-10
- Datasheet
- In Stock6814
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Specifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.5V |
| Voltage-Input(Max) | 42V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 39V |
| Current-Output | 1.5A |
| Frequency-Switching | 100kHz ~ 2.5MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 10-VFDFN Exposed Pad |
Overview
Description
Key features of the TPS54140ADRCR include a high-efficiency switching capability up to 500mA, an adjustable output voltage, and a fixed-frequency PWM control which helps in reducing noise and interference. It also incorporates several protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
The device is packaged in an 8-pin HVSSOP (PowerPAD) package, allowing for efficient thermal performance. Its compact design and high efficiency make it suitable for space-constrained applications where heat dissipation is a concern.
Overall, the TPS54140ADRCR is a robust and efficient solution for power management needs, offering flexibility and reliability in demanding electronic applications.
Features
1. Input Voltage Range: Supports a wide input voltage range from 3.5V to 42V, making it suitable for automotive and industrial applications.
2. Output Current: Capable of delivering up to 1.5A of continuous output current.
3. Switching Frequency: Operates at a fixed switching frequency of 500kHz, allowing the use of smaller external components and contributing to overall compactness.
4. Efficiency: High efficiency over a wide load range due to its low RDS(on) high-side MOSFET and pulse skipping Eco-mode for light-load efficiency.
5. Protection Features: Equipped with various protection mechanisms, including output short-circuit protection, thermal shutdown, and overcurrent protection to enhance reliability.
6. Soft Start: Incorporates an adjustable slow-start function to prevent inrush current at startup.
7. Thermal Performance: Available in a thermally enhanced 10-pin SON package, allowing for efficient heat dissipation.
8. Flexibility: Supports adjustable output voltage, which can be set using external resistors, enhancing design flexibility.
These features make the TPS54140ADRCR suitable for a variety of applications, including battery-powered, automotive, and industrial systems.
Package
Pinout
1. VIN - Input voltage supply pin.
2. EN - Enable pin to turn the device on or off.
3. SS/TR - Soft-start and tracking pin used to control the startup time.
4. RT/CLK - Frequency setting and synchronization input pin.
5. BOOT - Bootstrapped gate drive voltage for the high-side MOSFET.
6. VSENSE - Feedback voltage input pin for regulation.
7. COMP - Compensation pin for external loop compensation.
8. GND - Ground pin.
9. PH - Phase node pin, connected to the output inductor.
10. PWRGD - Power good open-drain output pin indicating the status of the output voltage.
These pins allow for various functionalities such as voltage regulation, enabling/disabling the converter, and frequency synchronization, making the TPS54140ADRCR suitable for a wide range of applications.
Manufacturer
Application
Equivalent
1. LMR14030 from Texas Instruments – similar step-down converter with comparable specifications.
2. MP1584 from Monolithic Power Systems – a compact, high-frequency step-down converter.
3. LM2596 from Texas Instruments – a commonly used step-down regulator with similar output current capacity.
4. LT1933 from Analog Devices – a compact step-down converter with similar functionality.
Ensure to compare key specifications like voltage range, output current, and package type for compatibility.
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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