RT9501AGF RICHTEK [Richtek Technology Corporation], RT9501AGF Datasheet
RT9501AGF
Related parts for RT9501AGF
RT9501AGF Summary of contents
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Advanced Lithium-Ion Linear Battery Charger General Description The RT9501 is a single Lithium-Ion or Lithium-Polymer cell linear battery charger which is designed for compact and cost-sensitive handheld devices. It combines charge status indication, charge termination, battery temperature monitoring, and high ...
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RT9501A/B Typical Application Circuit GND V IN GND www.richtek.com 2 Preliminary FB/ BATT 1 VDD TS 4 GND STAT C1 0.1uF Figure 1. Application circuit using P-Channel MOSFET ...
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Functional Pin Description Pin Name Pin Function VDD Supply Voltage Input. TS Temperature Sense Input. Input from battery temperature monitoring circuit. Charge Status Output. 3-state status indication of charge, charge complete and temperature fault or STAT disable or sleep mode. ...
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RT9501A/B Absolute Maximum Ratings Supply Voltage --------------------------------------------------------------------------------------------------------- −0. Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°C Power Dissipation 25° MSOP-8 ----------------------------------------------------------------------------------------------------------------- 300mW Package Thermal Resistance MSOP-8, θ ------------------------------------------------------------------------------------------------------------ 80°C/W JA Operation Junction Temperature ...
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Parameter Output (Low) Voltage @ STAT pin V Output (High) Voltage @ STAT pin V Output Low Voltage @ CC pin Sink current @ CC pin Note 1. Stresses listed as the above “Absolute Maximum Ratings” may cause permanent damage ...
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RT9501A/B Application Information Charge Profile Regulation voltage Recharge voltage Regulation current Precharge threshold voltage Precharge current = Charge termination current Detection First, the FB/CE pin must connect to VDD or a voltage divider to enable the charge function. And then ...
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Constant Voltage Regulation and Charge Termination Mode When the battery voltage reaches the regulation voltage V , the constant voltage feedback control starts, and O(REG) then the charge current begins to decrease as the typical charge profile shown. As the ...
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RT9501A BATT VDD TS STAT GND Figure 8. For FB pin Function × 2.1 (1+ O(REG) Charge status indication The RT9501 indicates the status of the charger on the ...
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Outline Dimension Symbol Richtek Technology Corporation Headquarter 5F, No. 20, Taiyuen Street, Chupei City Hsinchu, Taiwan, R.O.C. Tel: (8863)5526789 Fax: (8863)5526611 DS9501A/B-07 March 2007 Preliminary ...