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TPS54340BDDAR
IC REG CTRLR
- Manufacturer
- Mfr. Part #TPS54340BDDAR
- Package HSOIC-8
- Datasheet
- In Stock7953
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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) | 4.5V |
| Voltage-Input(Max) | 42V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 41.1V |
| Current-Output | 3.5A |
| Frequency-Switching | 100kHz ~ 2.5MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Overview
Description
Key features of the TPS54340BDDAR include a wide input voltage range from 4.5V to 42V, which provides flexibility for use in systems with varying input conditions. It also offers a high switching frequency, adjustable up to 2.5 MHz, allowing for the use of smaller external components. The regulator incorporates integrated high-side MOSFETs and provides protection features like overcurrent protection, thermal shutdown, and undervoltage lockout. Additionally, it features a soft-start function to limit inrush current during startup.
This IC is housed in a thermally enhanced 8-pin SO PowerPAD™ package, which aids in heat dissipation. The TPS54340BDDAR is optimal for applications requiring efficient power conversion, reliability, and compact design.
Features
1. Input Voltage Range: Operates with an input voltage range from 4.5V to 42V, making it suitable for a wide variety of applications.
2. Output Current: Capable of delivering up to 3.5A of continuous output current.
3. Adjustable Output Voltage: Provides adjustable output voltage with a 0.8V internal reference for flexibility in design.
4. High Efficiency: Utilizes a 200-kHz to 2.5-MHz switching frequency, allowing for high efficiency and small solution size.
5. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
6. Soft Start: Features a programmable soft-start function to control the inrush current and provide smooth power-up.
7. Eco-mode: Offers light-load efficiency through a pulse-skipping Eco-mode, improving efficiency at low loads.
8. Thermal Performance: The device is available in a thermally enhanced 10-pin SON package for improved heat dissipation.
These features make the TPS54340BDDAR an ideal solution for power management in automotive, industrial, and consumer applications.
Package
Pinout
1. BOOT: Bootstrap capacitor connection for the high-side MOSFET driver.
2. VIN: Input voltage supply pin for the converter.
3. EN: Enable pin to turn the IC on or off.
4. GND: Ground connection.
5. SW: Switch node, connected to the inductor and the output diode.
6. RT/CLK: Pin for setting the switching frequency or synchronizing with an external clock.
7. COMP: Compensation pin for stabilizing the control loop.
8. VFB: Feedback voltage pin, connected to the output voltage divider.
These pins work together to regulate an output voltage from a higher input voltage with high efficiency, making it suitable for a variety of power management applications.
Manufacturer
Application
Equivalent
1. LMR33630 - Texas Instruments
2. LM76003 - Texas Instruments
3. LM2596 - Texas Instruments
4. MP2451 - Monolithic Power Systems
5. LTC3630 - Analog Devices
6. SY8089 - Silergy
Ensure compatibility with your specific application requirements before substituting.
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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