德州仪器高效电池充电解决方案.pdf德州仪器高效电池充电解决方案pdf,本资源主要介绍了TI高效充电

文件名称: 德州仪器高效电池充电解决方案.pdf

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详细说明：德州仪器高效电池充电解决方案pdf,本资源主要介绍了TI高效充电器的主要电路原理、电路图等相关知识Standalone charger functions 礼走圣褂由 F和终 Automatic charge termination FElF uFt Automatic recharge battery 据沖混护 Battery temperature qualification for safet 供= Salet iMHOf和 tHats aiidpR-Ghartr 检测沖开充指 Automatic battery detection F个求指千 Charging status charge done, charging, timer error etc 3 EXAS INSTRUMENTS Multi-cell stand-alone Switch-mode Charger bq switcher ba Stroller bq24616 Family Family 1. 1MHz Charge Controller Charge Controller 1-6 Cells Li-lon 5-28V input with 32V OVP TS: JEITA plus Int N-MOSFET(2A) Up to 26v battery voltage 600kHz Up to 16V battery voltage With selector No selector Input current DPM 4x4 QFN-24 No DPM 3.5X4.5QFN-20 bq24600 bq24610 bg24640 bq24617 ba24125 bq24108 1-6 Cells Li-lon 1-6 Cells Li-Ion 1-6 Cells Li-lon Super cap 1.2MHZ OVP: 26V 600kHz 600kHz Stand-alone 600kHz Stand-alone No selector With selector No selector Programmable 1 Cell Li-Ion With selector 35X35QFN-16 4x4 QFN-24 35X35QFN-16 Bat voltage 4x4 QFN-24 ba24620 ba24113 bq24115 bq24630 bq24650 ba24618 Host-control Host-control 11-7 Cells LiFePO4 1-7 Cells LiFePO4 Solar panel 1-6 Cells Li-Ion 1-2 Cells Li-Ion Programmable 300kHz 300kHz input: 4.7-28V 600kHz 600kHz Bat voltage No selector With selector No selector 3.5x3.5 QFN-16 4X4 QFN-24 16 With selector 35x35QFN-16 4x4 QFN-24 4 EXAS INSTRUMENTS T 号20101 Asia Technology day bqstroller Family Standalone Synchronous Switching 1-6cell Li-lon Battery Charger bq24600 and ba24610 TEXAS NSTRUMENTS bq24600/10 Charger Profile for Li-lon Battery 1 recharge Trickle Charge/ Constant Current Constant voltage 42vcel}-----÷-- Battery Pack Voltage 4. 1VIcell Recharge Volta CHARGE Taper Current 31v/ce-- PRECHARGE TERMINATION Precharge Timer Programmable safety Timer 6 EXAS INSTRUMENTS Battery Detection Battel Absent BAT RE lLllll 」二⊥ G RECH G Battery LOW Present 125ma 8mA 125ma 8ma 125mA charge discharge charge discharge charge 0.5 1 second 0.5 1 second 0.5 second second second Charge and discharge output capacitor to detect battery absent 7 XAS INSTRUMENTS Li-lon Battery Temperature Qualification Li-Ion or Li-Pol TS pin Voltage CHG at Range VREF CHARGE SUSPENDED v1r00 LTF LTF CHARGE at full 40 HTF T2 T3450 VIC 450 00c400C CHARGE VREF SUSPENDED AGND RT1 9.31kg Use rth10At thermistor TS RT2 RTH Target temperature is oC, 40C 430k 450C 103AT ·RT1=9.31k2,RT2=430k Result is0°c,38C,45c EXAS INSTRUMENTS bq24616 meets JEITA Requirement MAX Charging MAX Charging voltage 1C 425W Current #1 4.151#2/ 05c- 4.10 #2 #1 T1 T2 T3T4 T5 T1 T2 T3T4 T5 00c100c 450c500C600 00c100c 450c500c600 Note: LicoO, Type Battery Cell Low charge current or voltage low temperature Low charge voltage a high temperature 9 EXAS INSTRUMENTS Standalone Charger Features Multi-Chemistry support Support 1-6cell Li-Ion or Li-Polymer battery Integrated power path selector gate driver (bq24610) Dynamic Power Management for minimizing the adapter(bq24610) Standalone charger, low cost, small size and ease-of-use Support industry 12V and 24V input rail (5-28V adapter voltage) Support up to 10A charge current and adapter current (10mQ2 Rsns) Support JEITA Specification(bq24616 High Regulation Accuracy Charge Voltage: +.5% over 0-85C; +.7% over -40-125C Charge Current: +3% 40mv(4A for 10mQ2 Rsns) Input Current: +% 40mV(4A for 10mQ2 Rsns) EXAS INSTRUMENTS

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