TPS70358M

TPS70358M www.ti.com ...................................................................................................................................................................................................... SLVS759 – JUNE 2009 DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS WITH POWER UP SEQUENCING FOR SPLIT VOLTAGE DSP SYSTEMS FEATURES 1 Dual Output Voltages for Split-Supply Applications Selectable Power Up Sequencing for DSP Applications –55°C to 125°C Operating Temperature Output Current Range of 1 A on Regulator 1 and 2 A on Regulator 2 Fast Transient Response Voltage Options Are 3.3 V/2.5 V Open Drain Power-On Reset With 120-ms Delay Open Drain Power Good for Regulator 1 Ultralow 185-µA (typical) Quiescent Current 2-µA Input Current During Standby Low Noise: 78-µVRMS Without Bypass Capacitor Quick Output Capacitor Discharge Feature Two Manual Reset Inputs 2% Accuracy Over Load and Temperature Undervoltage Lockout (UVLO) Feature 20-Pin Ceramic Flatpack Package Thermal Shutdown Protection V IN1 V IN1 MR2 MR1 EN SEQ GND V IN2 V IN2 NC HKH PACKAGE (TOP VIEW) 1 20 2 19 3 18 4 17 5 16 6 15 7 14 8 13 9 12 10 11 NC V OUT1 V OUT1 V SENSE1 PG1 RESET V SENSE2 V OUT2 V OUT2 NC NC - No internal connection DESCRIPTION The TPS70358 is designed to provide a complete power management solution for TI DSP, processor power, ASIC, FPGA, and digital applications where dual output voltage regulators are required. Easy programmability of the sequ...