TPS70345PWPRG4

Product Summary

The TPS70345PWPRG4 is a dual-output voltage regulator designed to provide a complete power management solution for DSP, processor power, ASIC, FPGA, and digital applications where dual output voltage regulators are required. Easy programmability of the sequencing function makes the TPS70345PWPRG4 ideal for any DSP applications with power sequencing requirement. 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.

Parametrics

TPS70345PWPRG4 absolute maximum ratings: (1)Input voltage range: VIN1: -0.3 V to 7 V; VIN2: -0.3 V to 7 V; (2)Voltage range at EN: -0.3 V to 7 V; (3)Output voltage range (VOUT1, VSENSE1): 5.5 V; (4)Output voltage range (VOUT2, VSENSE2): 5.5 V; (5)Maximum RESET, PG1 voltage: 7 V; (6)Maximum MR1, MR2, and SEQ voltage: VIN1; (7)Peak output current: Internally limited; (8)Continuous total power dissipation: See Dissipation Rating Tables; (9)Operating virtual junction temperature range, TJ: -40℃ to 125℃; (10)Storage temperature range, Tstg: -65℃ to 150℃; (11)ESD rating, HBM: 2 kV.

Features

TPS70345PWPRG4 features: (1)Dual Output Voltages for Split-Supply Applications; (2)Selectable Power Up Sequencing for DSP Applications; (3)Output Current Range of 250 mA on Regulator 1 and 125 mA on Regulator 2; (4)Fast Transient Response; (5)Voltage Options are 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; (6)Open Drain Power-On Reset With 120-ms; (7)Delay; (8)Open Drain Power Good for Regulator 1; (9)Ultra Low 190 mA (typ) Quiescent Current; (10)1 μA Input Current During Standby; (11)Low Noise: 65 mVRMS Without Bypass Capacitor; (12)Quick Output Capacitor Discharge Feature; (13)Two Manual Reset Inputs; (14)2% Accuracy Over Load and Temperature; (15)Undervoltage Lockout (UVLO) Feature; (16)20-Pin PowerPADE TSSOP Package; (17)Thermal Shutdown Protection.

Diagrams