Datasheet

ManualsBrandsTEXAS INSTRUMENTS ManualsPMICsPMIC - power supply controllers/monitors 100 mA VQFN 64 (9x9)

UCD3138

SLUSAP2F –MARCH 2012 –REVISED NOVEMBER 2013

www.ti.com

Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Original (March 2012) to Revision A Page

• Added Production Data statement to footnote and removed "Product Preview" banner ................................... 6

Changes from Revision A (March 2012) to Revision B Page

• Added Feature bullets ............................................................................................................... 6

• Changed "Dual Edge Modulation" to "Triangular Modulation" in Features section ......................................... 6

• Changed "265 ksps" to "267 ksps" in Features section ......................................................................... 6

• Clarified number of UARTs in Feature section ................................................................................... 6

• Changed "FDPP" to "DDP" throughout. ........................................................................................... 7

• Changed Total GPIO pin count for the UCD3138 40-pin device from "17" to "18" in the Product Selection Matrix

table. ................................................................................................................................... 8

• Changed "VREG" to "BP18" in conditions statement for Electrical Characteristics table. ................................ 16

• Changed EAP – EAN Error voltage digital resolution MIN values for AFE=3, AFE=2, AFE=1, AFE=0 from 0.95,

1.90, 3.72, and 7.3 respectively; to, 0.8, 1.7, 3.55, and 6.90 respectively. ................................................. 16

• Changed "VREG" to "BP18" in conditions statement for Electrical Characteristics table. ................................ 17

• Changed conditions for V

and V

specs in the Electrical Characteristics table ........................................ 17

• Added TWD spec to Electrical Characteristics table ........................................................................... 17

• Changed "VREG" to "BP18" in conditions statement for Electrical Characteristics table. ................................ 18

• Changed "PWM" to "DPWM" in DPWM Module. ............................................................................... 29

• Changed "PWMA" and "PWMB" to "DPWMA" and "DPWMB" in . .......................................................... 34

• Changed waveforms graphic for "Phase Shifted Full Bridge Example " for clarification ................................... 41

• Added text to section LLC Example .............................................................................................. 42

• Changed typical conversion speed from "268 ksps" to "267 ksps" in the General Purpose ADC12 section. .......... 52

• Added package ID information for the UCD3138RGC and UCD3138RHA devices. ...................................... 54

• Added bullet "AD02 has a special ESD protection mechanism that prevents the pin from pulling down the

current-share bus if power is missing from the UCD3138" to Current Sharing Control. .................................. 56

• Added sub-bullet "The power pad of the driver IC should be tied to DGND" and changed capacitor value from

"0.1 µF" to "4.7 µF" in IC Grounding and Layout Recommendations ....................................................... 58

• Added "Tools and Documentation" section ..................................................................................... 59

• Changed " Mechanical Data" section to "References" section ............................................................... 61

Changes from Revision B (July 2012) to Revision C Page

• Deleted "JTAG Debug Port" feature bullet ........................................................................................ 6

• Deleted text string "JTAG debug" from Description section. ................................................................... 7

• Deleted "JTAG" option from Product Selection Matrix. ......................................................................... 8

• Added NOTE under Functional Block Diagram .................................................................................. 9

• Added text to Pin 54 description .................................................................................................. 11

• Added text to Pin 35 description .................................................................................................. 14

• Added BP18 spec to Abs Max Ratings and Recommended Operating Conditions Tables .............................. 15

• Deleted V

spec from System Performance section of Electrical Characteristics table ................................. 17

• Added footnote to Table 3-1 ...................................................................................................... 19

• Deleted text string reference to "JTAG port" in ARM Processor section .................................................... 23

• Added text string regarding front-end 2 in the Front End section ............................................................ 28

• Changed illustration in IC Grounding and Layout Recommendations section ............................................. 58

• Changed text strings in Tools and Documentation section ................................................................... 59

• Added document to References list .............................................................................................. 61

Submit Documentation Feedback

Product Folder Links: UCD3138