TPS70402

www.ti.com TPS70445, TPS70448 TPS70451, TPS70458 TPS70402 SLVS307F – SEPTEMBER 2000 – REVISED APRIL 2010 DUAL-OUTPUT, LOW DROPOUT VOLTAGE REGULATORS WITH INTEGRATED SVS FOR SPLIT VOLTAGE SYSTEMS Check for Samples: TPS70445, TPS70448, TPS70451, TPS70458, TPS70402 FEATURES 1 23 Dual Output Voltages for Split-Supply Applications Independent Enable Functions (See Part Number TPS703xx for Sequenced Outputs) Output Current Range of 1 A on Regulator 1 and 2 A on Regulator 2 Fast Transient Response Voltage Options: 3.3-V/2.5-V, 3.3-V/1.8-V, 3.3-V/1.5-V, 3.3-V/1.2-V, and Dual Adjustable Outputs Open Drain Power-On Reset with 120-ms Delay Open Drain Power Good for Regulator 1 and Regulator 2 Ultralow 185mA (typ) Quiescent Current 2mA Input Current During Standby Low Noise: 78mVRMS Without Bypass Capacitor Quick Output Capacitor Discharge Feature One Manual Reset Input 2% Accuracy Over Load and Temperature Undervoltage Lockout (UVLO) Feature 24-Pin PowerPAD™ TSSOP Package Thermal Shutdown Protection DESCRIPTION The TPS704xx family of devices consists of dual-output, low-dropout voltage regulators with integrated SVS (RESET, POR, or power on reset) and power good (PG) functions. These devices are capable of supplying 1 A and 2 A by regulator 1 and regulator 2 respectively. Quiescent current is typically 185 mA at full load. Differentiated features, such as accuracy, fast transient response, SVS supervisory circuit (power on reset), manual reset input, an...