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TPS70345 Datasheet(PDF) 9 Page - Texas Instruments |
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TPS70345 Datasheet(HTML) 9 Page - Texas Instruments |
9 / 46 page UVLO1 Comp + - + - + - - + + - Thermal Shutdown 2.5V + - Current Sense Reference Vref Vref ENA_1 FB1 ENA_1 120ms Delay 0.95xVref FB1 0.95xVref FB2 RisingEdge Deglitch Current Sense + - ENA_2 ENA_2 Vref VIN1 (2Pins) GND EN VIN2 (2Pins) SEQ (seeNoteB) PG1 MR2 RESET VIN1 MR1 VIN1 PG Comp RisingEdge Deglitch Reset Comp VOUT2 (2Pins) + - FallingEdge Deglitch 0.83 x Vref FB2 V UVComp OUT2 FallingEdge Deglitch 0.83 x Vref FB1 V UVComp OUT1 Power Sequence Logic ENA_1 ENA_2 VIN1 2.5V UVLO2 Comp 10kW VSENSE1 (seeNoteA) V (2Pins) OUT1 VSENSE2 (seeNoteA) 10kW TPS70345, TPS70348 TPS70351, TPS70358 TPS70302 www.ti.com SLVS285H – AUGUST 2000 – REVISED APRIL 2010 Fixed Voltage Version A. For most applications, FB1 and FB2 should be externally connected to resistor dividers as close as possible to the device. For other implementations, refer to FB terminals connection discussion in the Application Information section. Copyright © 2000–2010, Texas Instruments Incorporated Submit Documentation Feedback 9 |
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