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bq24703TIN/a98avaiMulti-Chemistry Battery Charge Controller and System Power Selector
BQ24703PWTEXASN/a58avaiMulti-Chemistry Battery Charge Controller and System Power Selector
BQ24703PWRTIN/a1570avaiMulti-Chemistry Battery Charge Controller and System Power Selector
BQ24703PWRG4TIN/a1403avaiMulti-Chemistry Battery Charge Controller and System Power Selector 24-TSSOP -40 to 125
BQ24703RHDRTIN/a13825avaiMulti-Chemistry Battery Charge Controller and System Power Selector


BQ24703RHDR ,Multi-Chemistry Battery Charge Controller and System Power SelectorSLUS553E–MAY 2003–REVISED OCTOBER 2007AVAILABLE OPTIONSSELECTOR OPERATIONCONDITION20°C≤ T≤ 125°CJ b ..
BQ24703RHDRG4 , MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
BQ24703RHDRG4 , MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
BQ24704RGER ,Low Cost, Host-Controlled Li-Ion and Li-Polymer Battery Charger With Low Iq 24-VQFN -40 to 125.. SLUS838–MAY 2009ADAPTER + SYSTEMRC7R10 ACC6P P0.01 Ω2 Ω 10 µFADAPTER– 10 µFD2Q1 (ACFET) Q2 (ACFE ..
BQ24704RGET ,Low Cost, Host-Controlled Li-Ion and Li-Polymer Battery Charger With Low Iq 24-VQFN -40 to 125FEATURES APPLICATIONS• Notebook and Netbook Computers2• NMOS-NMOS Synchronous Buck Converterwith 30 ..
BQ24705RGER ,Host-Controlled Multi-Chemistry Battery Charger With Low Input Power Detect 24-VQFN 0 to 125........ SLUS779B–DECEMBER 2007–REVISED MARCH 2009ADAPTER + SYSTEMRC7R10 ACC6P P0.01 Ω2 Ω 10 µFADAP ..
BUL213 ,HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORBUL213®HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR■ STMicroelectronics PREFERREDSALESTYPE■ NPN ..
BUL216 ,HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORBUL216®HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR■ STMicroelectronics PREFERREDSALESTYPE ■ NP ..
BUL310FP ,Silicon NPN Power Transistors TO-220F packageAPPLICATIONS ■ HORIZONTAL DEFLECTION FOR COLOURT ..
BUL310FP ,Silicon NPN Power Transistors TO-220F packageBUL310FP®HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR■ STMicroelectronics PREFERREDSALESTYPE■ N ..
BUL310PI , HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORS
BUL312FP ,HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTORBUL312FP®HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR■ HIGH VOLTAGE CAPABILITY■ LOW SPREAD OF D ..


bq24703-BQ24703PW-BQ24703PWR-BQ24703PWRG4-BQ24703RHDR
Multi-Chemistry Battery Charge Controller and System Power Selector
bq24702        bq24703  www.ti.com SLUS553E–MAY 2003–REVISED OCTOBER 2007 MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR 1 FEATURES DESCRIPTION • Dynamic Power Management, DPM Minimizes Battery Charge Time The bq24702/bq24703 is a highly integrated battery • Integrated Selector Supports Battery charge controller and selector tailored for notebook and sub-notebook PC applications. Conditioning and Smart Battery Learn Cycle • Zero Volt Operation The bq24702/bq24703 uses dynamic power management (DPM) to minimize battery charge time • Selector Feedback Circuit Ensures by maximizing use of available wall-adapter power. Break-Before-Make Transition This is achieved by dynamically adjusting the battery • ±0.4% Charge Voltage Accuracy, Suitable for charge current based on the total system (adapter) Charging Li-Ion Cells current. • ±4% Charge Current Accuracy The bq24702/bq24703 uses a fixed frequency, pulse • 300-kHz Integrated PWM Controller for width modulator (PWM) to accurately control battery High-Efficiency Buck Regulation charge current and voltage. Charge current limits can be programmed from a keyboard controller DAC or • Depleted Battery Detection and Indication to by external resistor dividers from the precision 5-V, Protect Battery From Over Discharge ±0.6%, externally bypassed voltage reference • 20-μA Sleep Mode Current for Low Battery (VREF), supplied by the bq24702/bq24703. Drain • 24-Pin TSSOP Package and 5 mm × 5 mm QFN package (bq24703 only) bq24702, bq24703 bq24703 PW PACKAGE RHD PACKAGE (TOP VIEW) (BOTTOM VIEW) ACDET ACDRV 1 24 ACPRES BATDRV 2 23 28 8 ACSEL ACN ACSEL VCC 3 22 ACPRES 27 9 ACP BATDEP PWM 4 21 26 10 ACDET NC SRSET VHSP 5 20 ACSET ALARM 6 19 25 11 ACDRV NC VREF 7 18 VS 24 12 BATDRV BATP ENABLE GND 8 17 23 13 NC IBAT BATSET 9 16 SRP COMP 10 15 SRN 22 14 VCC NC ACN IBAT 11 14 ACP 12 13 BATP NC - No internal connection 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 2003–2007, Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. 21 1 PWM BATDEP 20 2 VHSP SRSET 19 3 ALARM ACSET 18 4 VS VREF 17 5 GND ENABLE 16 6 SRP BATSET 15 7 SRN COMP
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