Datasheet

TPS65023, TPS65023B
SLVS670J –JUNE 2006– REVISED SEPTEMBER 2011 www.ti.com
REVISION HISTORY
Changes from Original (May 2006) to Revision A Page
• Changed VDCDC1 STEP-DOWN CONVERTER Electrical Characteristics ........................................................................ 7
• Changed VDCDC3 STEP-DOWN CONVERTER Electrical Characteristics ........................................................................ 9
• Changed CON_CTRL Register Address - Column B0 default value changed from 1 to 0. ............................................... 34
• Changed VDCDC# to VDCDC1 .......................................................................................................................................... 36
Changes from Revision A (June 2006) to Revision B Page
• Changed from: 1.5A and 97% Efficient Step-Down to: 1.7A and 90% Efficient Step-Down ................................................ 1
• Changed from: 6 mm × 6 mm QFN Package to: 5 mm × 5 mm QFN Package ................................................................... 1
• Changed from: RHA package to: RSB package ................................................................................................................... 1
• Changed from:
O(DCDC2)
to: I
O(DCDC1)
........................................................................................................................................ 3
• Changed Forward current limit - removed TBD and added values ...................................................................................... 7
• Changed Fixed output voltage - removed TBD and added values ....................................................................................... 7
• Changed Fixed output voltage - removed TBD and added values ....................................................................................... 8
• Added VINDCDC3 = 3.6 V to Maximum output current ....................................................................................................... 9
• Changed Fixed output voltage - removed TBD and added values ....................................................................................... 9
• Changed Figure 7 (Graph - DCDC2: OUTPUT VOLTAGE) ............................................................................................... 16
• Added Figure 8 (Graph - DCDC3: OUTPUT VOLTAGE ) .................................................................................................. 16
• Changed Figure 16 (Graph - VDCDC2 OUTPUT VOLTAGE RIPPLE) .............................................................................. 18
• Changed Figure 29 (DVS Timing) ...................................................................................................................................... 28
• Changed from: TPS65023 typically use a 3.3 μH output inductor to: TPS65023 typically use a 2.2 μH output
inductor ............................................................................................................................................................................... 38
• Changed from: VDCDC3 to: VDCDC1 ............................................................................................................................... 40
• Changed from: VDEFDCDC3 to: DEFDCDC1 ................................................................................................................... 40
• Changed from: 2.5 V to 3.3 V (Table 7) ............................................................................................................................. 40
• Changed Typical Configuration for Ti DaVinci Processors ................................................................................................. 43
• Added Reset Condition of DCDC1 Information .................................................................................................................. 43
Changes from Revision B (June 2006) to Revision C Page
• Changed from: AD Coupled to: AD Coupled - Figure 12 ................................................................................................... 17
• Changed from: AD Coupled to: AD Coupled - Figure 13 ................................................................................................... 17
Changes from Revision C (October 2006) to Revision D Page
• Changed Typical Configuration for Ti DaVinci Processors ................................................................................................. 43
Changes from Revision D (December 2006) to Revision E Page
• Changed LDO1 output voltage range from: 3.3 to: 3.3 ...................................................................................................... 10
• Changed text string from: "VDCDC2 converter defaults to 1.8 V or 2.5 V" to: "VDCDC2 converter defaults to 1.8 V
or 3.3 V" .............................................................................................................................................................................. 22
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Product Folder Link(s) :TPS65023 TPS65023B