| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
38,468 pcs
|
38468 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Clock Sync | |
| Control Features | |
| Duty Cycle (Max) | |
| Frequency | |
| Function | |
| Mounting Type | |
| Number of Outputs | |
| Operating Temperature | |
| Operating Voltage | |
| Output Configuration | |
| Output Current | |
| Output Phases | |
| Output Type | |
| Output Voltage | |
| SVHC Present | |
| Supplier Device Package | |
| Supplier Package | |
| Synchronous Rectifier | |
| Topology | |
| Voltage |
The Texas Instruments TPS40055PWPRG4 is a versatile DC DC switching controller designed for step-down (buck) applications. It features a wide input voltage range from 8V to 40V, making it suitable for various power supply designs. The controller operates at a programmable frequency up to 1MHz, allowing for efficient power conversion and smaller component sizes.
Key electrical characteristics include a maximum duty cycle of 94% and a typical quiescent current of 0.0015mA. It supports synchronous rectification for improved efficiency and offers control features such as current limit, enable, frequency control, and soft start. The device is housed in a 16-HTSSOP package, suitable for surface mount applications.
This controller is designed with features like input voltage feedforward compensation, internal gate-drive outputs for MOSFETs, thermal shutdown, and programmable short-circuit protection. Its voltage mode control and ability to be externally synchronized provide flexibility in system design.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.78 | $0.78 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 8V to 40V.
The output voltage can be adjusted from 0.7V to 35V.
The maximum output current is 20A.
It comes in a 16-lead HTSSOP (16-PowerTSSOP) surface mount package.
The operating temperature range is -40°C to 85°C.
The switching frequency is programmable up to 1 MHz.
Yes, it supports synchronous rectification.