Tps54260qdgqrq1 AC-DC controller and regulator

describe

Tps54260-q1 device is a 60-v, 2.5-A step-down regulator with integrated high side MOSFET. Current mode control provides simple external compensation and flexible component selection. The low ripple pulse jump mode reduces the no-load and regulated output power supply current to 138 μ A。 Using the enable pin, when the enable pin is low, the shutdown power supply current is reduced to 1.3 μ A。

Undervoltage locking is internally set to 2.5 V, but can be increased using the enable pin. The output voltage start ramp is controlled by slow startpin, which can also be configured for sorting and tracking. The good signal of leakage * open circuit power indicates that the output is between 94% and 107% of the nominal voltage.

The wide switching frequency range allows optimization of efficiency and external component size. Frequency folding and thermal shutdown protect components under overload conditions.

Tps54260-q1 has 10 pin thermal enhanced hvssop and 10 pin 3mm × 3mm VSON package.

features

• qualified for automotive applications

• aec-q100 meets the following results:

– equipment temperature class 1: - 40 ° C to 125 ° C

Ambient operating temperature range

– equipment HBM ESD classification 2

– equipment CDM ESD classification class C4B

• 3.5-v to 60-v input voltage range

• FET height 200 Ω

• pulse excited eco mode is adopted, which can be realized under light load** ™

•138- μ A working quiescent current

• 1.3 μ A turn off current

• switching frequency from 100 kHz to 2.5 MHz

• synchronization with external clock

• adjustable slow start and sequence

• good UV and ov power output

• adjustable UVLO voltage and hysteresis

• 0.8-v internal reference voltage

• 10 pin hvssop and 10 pin 3-mm × 3-mm VSON package

• by WEBENCH ® Software tool support

application

• 12-v and 24-v automotive and industrial systems

• infotainment, clustering and ADAS applications
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