TPS70302PWPG4

TPS70345, TPS70348 TPS70351, TPS70358 TPS70302 www.ti.com SLVS285H – AUGUST 2000 – REVISED APRIL 2010 DUAL-OUTPUT, LOW DROPOUT VOLTAGE REGULATORS WITH INTEGRATED SVS FOR SPLIT VOLTAGE SYSTEMS Check for Samples: TPS70345, TPS70348, TPS70351, TPS70358, TPS70302 FEATURES DESCRIPTION • The TPS703xx family of devices 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 sequencing function makes this family ideal for any TI DSP application with power sequencing requirements. Differentiated features, such as accuracy, fast transient response, SVS supervisory circuit (power-on reset), manual reset inputs, and enable function, provide a complete system solution. 1 23 • • • • • • • • • • • • • • • Dual Output Voltages for Split-Supply Applications Independent Enable Functions (See Part Number TPS704xx for Independent Enabling of Each Output) Output Current Range of 1 A on Regulator 1 and 2A 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 Ultralow 185 mA (typ) Quiescent Current 2 mA Input Current During Standby Low Noise: 78 mVRMS Without Bypass Capacitor Quick Output Capacitor Discharge Feature Two Manual Reset Inputs 2% Accuracy Over Load and Temperature Undervoltage Lockout (UVLO) Feature 24-Pin PowerPAD™ TSSOP Package Thermal Shutdown Protection PWP PACKAGE (TOP VIEW) GND/HEATSINK 1 24 GND/HEATSINK VIN1 2 23 VOUT1 VIN1 3 22 VOUT1 NC 4 21 VSENSE1/FB1 MR2 5 20 NC MR1 6 19 PG1 EN 7 18 RESET NC SEQ 8 17 GND 9 16 VSENSE2/FB2 VIN2 10 15 VOUT2 VIN2 11 14 VOUT2 GND/HEATSINK 12 13 GND/HEATSINK NC = No internal connection 1 2 3 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PowerPAD is a trademark of Texas Instruments. All other trademarks are the property of their respective owners. PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. Copyright © 2000–2010, Texas Instruments Incorporated TPS70345, TPS70348 TPS70351, TPS70358 TPS70302 SLVS285H – AUGUST 2000 – REVISED APRIL 2010 www.ti.com TPS70351 PWP 5V VIN1 0.22 mF 3.3 V VOUT1 250 kW PG1 PG1 0.22 mF >2 V EN MR2 MR2 >2 V