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TPS54394PWPR
IC REG BUCK ADJ 3A DL 16HTSSOP
- Manufacturer
- Mfr. Part #TPS54394PWPR
- Package HTSSOP-16
- Datasheet
- In Stock7672
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Specifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | D-CAP2™, Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 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 |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerTSSOP (0.173, 4.40mm Width) |
Overview
Description
Key features of the TPS54394PWPR include a high level of integration with internal loop compensation, soft-start capability, and current-mode control, which enhances transient response and stability. It also offers protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure reliable operation under adverse conditions. The device is available in a thermally enhanced 16-pin TSSOP package, making it suitable for compact designs. Typical applications include digital television power supplies, networking equipment, and industrial power systems. Overall, the TPS54394PWPR is valued for its efficiency, reliability, and compact solution size.
Features
1. Wide Input Voltage Range: Supports 4.5V to 18V, accommodating various power sources.
2. High Output Current: Capable of delivering up to 3A of continuous output current per channel.
3. Dual Outputs: Provides two independent outputs, enhancing versatility for dual-supply systems.
4. Adjustable Output Voltage: Offers programmable output voltages from 0.76V to 7V, allowing for greater flexibility in application design.
5. High Efficiency: Utilizes synchronous rectification to achieve efficiency up to 95%.
6. Compact Package: Comes in a small 16-pin TSSOP (PW) package with a thermally enhanced PowerPAD, optimizing thermal performance.
7. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal shutdown, enhancing reliability.
8. Switching Frequency: Operates at a fixed 1 MHz frequency, balancing efficiency and component size.
These features make the TPS54394PWPR a suitable choice for applications like consumer electronics, industrial systems, and any scenario requiring efficient power management in space-constrained designs.
Package
Pinout
1. VIN: Input voltage supply.
2. SW: Switch node, connected to the inductor.
3. BOOT: Bootstrap capacitor connection for the high-side gate driver.
4. EN: Enable pin for turning the device on or off.
5. FB: Feedback pin for setting the output voltage.
6. COMP: Compensation network connection.
7. GND: Ground connection.
8. VIN_SNS: Input voltage sense.
9. PGOOD: Power good indicator.
10. SS/TR: Soft start or tracking pin.
11. RT/CLK: Frequency setting or clock synchronization pin.
These pins serve to facilitate efficient power conversion, feedback control, soft start, and device protection features. For precise pin configuration and usage, refer to the datasheet provided by Texas Instruments.
Manufacturer
Application
Equivalent
1. LM26420 from Texas Instruments
2. LM2734 from Texas Instruments
3. LTC3633 from Analog Devices
4. MAX17501 from Maxim Integrated
5. AP65211 from Diodes Incorporated
These alternatives feature similar functionalities, such as synchronous rectification and step-down voltage regulation, but always verify compatibility with your 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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