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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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LP3921 Datenblatt(PDF) 22 Page - Texas Instruments |
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LP3921 Datenblatt(HTML) 22 Page - Texas Instruments |
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22 / 44 page  4.5V < VCHG_IN < 6.0V Charger OFF Zero Current Pre-Charge mode 50mA Constant current Full-Rate Charge mode Constant Current (ICHG) Full-Rate Charge mode Constant Voltage (VTERM) Maintenance mode Zero current From any mode: VCHG_IN < 4.5V or VCHG_IN > 6.0V or disabled via serial interface. Yes No Yes Yes No VBATT > 3.0V VBATT = VTERM ICHG < EOC VBATT < VRSTRT No No Yes Yes LP3921 SNVS580A – AUGUST 2008 – REVISED MAY 2013 www.ti.com Figure 6. Simplified Charger Functional State Diagram (EOC is enabled) The charger operation may be depicted by the following graphical representation of the voltage and current profiles. 22 Submit Documentation Feedback Copyright © 2008–2013, Texas Instruments Incorporated Product Folder Links: LP3921 |
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