Description
www.ti.com TPS2070 TPS2071 SLVS287B * SEPTEMBER 2000 * REVISED SEPTEMBER 2007 FOUR-PORT USB HUB POWER CONTROLLERS .
The TPS2070 and TPS2071 provide a complete USB hub power solution by incorporating four major functions: current-limited power switches for four ports.
Features
* 1
* 2 Complete USB Hub Power Solution
* Meets USB Specifications 1.1 and 2.0
* Independent Thermal and Short-Circuit
Protection
* 3.3-V Regulator for USB Hub Controller
* Overcurrent Logic Outputs
* 4.5-V to 5.5-V Operating Range
* CMOS- and TTL
Applications
* not requiring a 5-V regulator controller, use the TPS2074 or TPS2075 device. DAP Package (Top View)
NC EN1 AGND NC PG SP SP NC VEXT GATE 3.3V_OUT BPMODE(1) DP0_RST EN_REG
EN2 DGND
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
32 PG_DLY 31 BP_DIS 30 BP 29 OUT1 28 OUT2 27 OUT3 26 OUT4 25 OC4 24 OC3 23 OC2