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BQ25890RTWR bảng dữ liệu(PDF) 2 Page - Texas Instruments

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tên linh kiện BQ25890RTWR
Giải thích chi tiết về linh kiện  Adjustable Voltage USB On-the-Go Boost Mode
PDF  69 Pages
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nhà sản xuất  TI1 [Texas Instruments]
Trang chủ  http://www.ti.com
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BQ25890RTWR bảng dữ liệu(HTML) 2 Page - Texas Instruments

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bq25890, bq25892
SLUSC86B – MARCH 2015 – REVISED MAY 2016
www.ti.com
Product Folder Links: bq25890 bq25892
Submit Documentation Feedback
Copyright © 2015–2016, Texas Instruments Incorporated
4 Revision History
Changes from Revision A (June 2015) to Revision B
Page
Added Pin Configuration and Functions section, ESD Rating table, Feature Description section, Device Functional
Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device
and Documentation Support section, and Mechanical, Packaging, and Orderable Information section. .............................. 1
Changes from Original (March 2015) to Revision A
Page
Added "Technology" to the data sheet title ........................................................................................................................... 1
Deleted text form the OTG pin Description "OTG = High, IINLIM is set to USB500 mode". ................................................ 5
Changed the Description of the OTG pin in the Pin Functions table .................................................................................... 5
Changed V(SLEEP) and V(SLEEPZ) Unit From: V To: mV ........................................................................................................... 9
Added TYP values to IIN(DPM_ACC) in the Electrical Characteristics table .............................................................................. 11
Deleted D+/D- DETECTION (bq25890) from the Timing Requirements ............................................................................. 16
Added condition "DCR = 10 m
Ω" to Figure 1 ...................................................................................................................... 17
Deleted VCHG_REG and IBAT_REG at Q4 gate Control in the Functional Block Diagram........................................................... 19
Deleted "SDP_STAT bit is updated to indicate USB100 or other input source" from Input Source Type Detection .......... 21
Changed Figure 9, SDP(USB100/USB500) To: SDP (USB500) ......................................................................................... 21
Deleted USB SDP (USB100) and the OTG Pin column from Table 3 and Table 4 ............................................................. 22
Added text to the PSEL/OTG Pins Set Input Current Limit (bq25892) section: "To implement USB100 in the system...".. 22
Deleted section: Plug in USB100 Source ............................................................................................................................ 23
Added text to Input Voltage Limit Threshold Setting (VINDPM Threshold) , "After Input Voltage Limit Threshold..." ........ 23
Changed text in Input Current Optimizer (ICO) From: "After DCP type..." To: "After DCP or MaxCharge type" ................ 23
Changed Equation 1, From: BATCOMP, VREG + VCLAMP To: BATCOMP, VCLAMP ............................................................. 27
Changed the Description of the INLIM Bits in Table 9 ......................................................................................................... 38
Changed , Bits 3 to 0, From: Default: 128mA (0011) To: Default: 256mA (0011) ............................................................... 43
Changed Bit 1 From: SDP_STAT To: Reserved ................................................................................................................. 49
Changed VIN To: VBUS in Equation 6 ................................................................................................................................... 56
Changed Input Capacitor To: Buck Input Capacitor ............................................................................................................ 56
Changed ICIN to IPMID in Buck Input Capacitor and Equation 7 ............................................................................................. 56
Changed "15-V input voltage. 22-
μF capacitanc" To: "14-V input voltage. 8.2-μF capacitance" in Buck Input Capacitor .. 56
Changed Output Capacitor To: System Output Capacitor .................................................................................................. 56
Changed ICOUT To: ICSYS in Equation 8 , Changed Equation 9 ............................................................................................. 56
Deleted Graph "Power UP" .................................................................................................................................................. 57



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