TYPE | DESCRIPTION |
---|
Mounting Style | Surface Mount |
Number of Pins | 10 Pin |
Case/Package | VFDFN-10 |
Number of Outputs | 1 Output |
Output Voltage | 0.8V ~ 93V |
Output Current | 1.5 A |
Quiescent Current | 116 µA |
Switching Frequency | 100kHz ~ 2.5MHz |
Switching Current | 2.7 A |
Input Voltage (Max) | 42 V |
Input Voltage (Min) | 3.5 V |
Output Voltage (Max) | 39 V |
Output Voltage (Min) | 0.8 V |
Output Current (Max) | 1.5 A |
Operating Temperature (Max) | 125 ℃ |
Operating Temperature (Min) | -55 ℃ |
Input Voltage | 42 V |
TYPE | DESCRIPTION |
---|
Product Lifecycle Status | Active |
Packaging | Tape & Reel (TR) |
Operating Temperature | -55℃ ~ 125℃ (TA) |
The TPS57140-EP device is a 42-V, 1.5-A step-down regulator with an integrated high-side MOSFET. Current-mode control provides simple external compensation and flexible component selection. A low-ripple pulse-skip mode reduces the no-load, regulated output supply current to 116 µA. Using the enable pin reduces the shutdown supply current to 1.5 µA.
●UVLO is internally set at 2.5 V, but can be increased using the enable pin. The slow-start pin, which is also configurable for sequencing or tracking, controls the output voltage start-up ramp. An open-drain power-good signal indicates the output is within 92% to 109% of its nominal voltage.
●A wide switching-frequency range allows optimization of efficiency and external component size. Frequency foldback and thermal shutdown protect the part during an overload condition.
●The TPS57140-EP is available in a 10-pin VSON package (DRC).
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