TPS70148

www.ti.com TPS70145, TPS70148 TPS70151, TPS70158 TPS70102 SLVS222I – DECEMBER 1999 – REVISED AUGUST 2010 Dual-Output Low Dropout Voltage Regulators with Power-Up Sequencing for Split-Voltage DSP Systems Check for Samples: TPS70145, TPS70148, TPS70151, TPS70158, TPS70102 FEATURES 1 23 Dual Output Voltages for Split-Supply Applications Selectable Power-Up Sequencing for DSP Applications Output Current Range of 500mA on Regulator 1 and 250mA on Regulator 2 Fast Transient Response Voltage Options: 3.3V/2.5V, 3.3V/1.8V, 3.3V/1.5V, 3.3V/1.2V, and Dual Adjustable Outputs Open Drain Power-On Reset with 120ms Delay Open Drain Power Good for Regulator 1 Ultra Low 190mA (typ) Quiescent Current 1mA Input Current During Standby Low Noise: 65mVRMS Without Bypass Capacitor Quick Output Capacitor Discharge Feature Two Manual Reset Inputs 2% Accuracy Over Load and Temperature Undervoltage Lockout (UVLO) Feature 20-Pin PowerPAD™ TSSOP Package Thermal Shutdown Protection DESCRIPTION TPS701xx family devices are designed to provide a complete power management solution for the TMS320™ DSP family, processor power, ASIC, FPGA, and digital applications where dual output voltage regulators are required. Easy programmability of the sequencing function makes the TPS701xx family ideal for any TMS320 DSP applications with power sequencing requirements. Differentiated features, such as accuracy, fast transient response, SVS supervisory circuit, manual reset inputs, and an ...