Model No: TPS56339DDCR
Texas Instruments TPS56339DDCR
Manufacturer: Texas Instruments
SEMICON NO.: TPS56339DDCR
Package: SOT-23-6
Stock: In stock
Description: IC REG BUCK Adjustable 0.8V 3A SOT23
SEMICON NO.: TPS56339DDCR
Package: SOT-23-6
Stock: In stock
Description: IC REG BUCK Adjustable 0.8V 3A SOT23
Quantity :
| Mfr | Texas Instruments |
| Input Voltage Range | 4.5V to 24V |
| Output Voltage Range | 0.8V to 16V |
| Output Current | 3A |
| Switching Frequency | 500 kHz |
| Efficiency | Up to 97% |
| MOSFET | 70 mΩ (high-side), 35 mΩ (low-side) |
| Quiescent Current | 98 µA |
| Shutdown Current | 3 µA |
| Soft-Start Time | 5 ms (internal) |
| Protection Features | OCP, UVP, UVLO, TSD |
| Operating Temperature | -40°C to +125°C |
| Package | SOT-23-6 |
| Mounting Type | Surface Mount (SMD) |
| RoHS Compliance | Yes (Lead-Free) |
TPS56339DDCR synchronous buck converter, power supply IC
The TPS56339DDCR is a high-efficiency, synchronous step-down (buck) converter designed for applications requiring a wide input voltage range and high output current. It features an input voltage range of 4.5 V to 24 V and can deliver a maximum continuous output current of 3 A. The device includes integrated MOSFETs and internal loop compensation, making it suitable for compact and high-power-density designs.
Features and Applications
The TPS56339DDCR offers several key features to ensure high performance and reliability. It has a fixed 500-kHz switching frequency and supports up to a 97% duty cycle, enabling high efficiency and low dropout voltage. The device includes integrated 70-mΩ and 35-mΩ MOSFETs, which contribute to its high efficiency and low power loss. It also features a typical shutdown current of 3 µA and a typical quiescent current of 98 µA, ensuring low power consumption in standby and active states. Additionally, the TPS56339DDCR includes internal soft-start, cycle-by-cycle current limit, and various protection mechanisms such as undervoltage lockout (UVLO) and thermal shutdown.
The TPS56339DDCR is suitable for a wide range of applications, including 12-V and 19-V distributed power-bus supplies, industrial applications like video surveillance and security systems, and consumer applications such as digital TVs and LCD monitors. Its ability to efficiently convert a wide input voltage range to a stable output voltage makes it ideal for systems requiring high reliability and efficiency.
Alternative Step-down voltage regulator ICModels
● TPS56339DDCT: This variant shares similar core features with the TPS56339DDCR but is available in a different package type, making it suitable for applications with specific packaging requirements.
● TPS56339DDCR (other variants): These models may offer different package options or slight variations in specifications, but they generally provide the same high-efficiency synchronous buck conversion capabilities.
