Ÿ  Wide Input Voltage Range:

◦     2.7V to 16V if VCC is Supplied by an External Source

◦     3.6V to 16V if VCC is Supplied by Internal LDO

Ÿ  Internal 8.3mΩ Power Switch and 2.5mΩ Synchronous Rectifier

Ÿ  Accurate Feedback Setpoint: ±1% from -40°C to 125°C

Ÿ  Remote Sensing at Point of Load Side

Ÿ  Ultra-Fast Load Transient Response

Ÿ  Selectable 600kHz, 800kHz, and 1000kHz Switching Frequency

Ÿ  Selectable Automatic High Efficiency Discontinuous Operating Mode at Light Loads

Ÿ  Programmable Valley Current Limit

Ÿ  Reliable Built-In Protections:

◦     Automatic Recovery for Input Undervoltage (UVLO)

◦     Automatic Recovery for Output Undervoltage (UVP) and Overtemperature (OTP) Conditions

◦     Hiccup Mode after 32 Consecutive Cycles Valley Current Limit Protection

◦     Latch-Off for Output Overvoltage Condition(OVP)

◦     Cycle-by-Cycle Reverse, Valley, and Peak Current Limit(OCP)

Ÿ  Internal and Adjustable Soft-Start to Limit Inrush Current

Ÿ  Smooth Startup with Pre-Biased V_OUT

Ÿ  Output Voltage Tracking

Ÿ  Output Sinking Mode

Ÿ  Power-Good Output Monitor for Undervoltage and Overvoltage

The SQ29071BTXQ is a high efficiency synchronous step-down DC-DC regulator that features internal power and synchronous rectifier switches, and is capable of delivering 20A continuous output current over a wide input voltage range from 2.7V to 16V. The output voltage is adjustable: ranging from 0.6V to 5.5V.