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DA9053 Datasheet(PDF) 16 Page - Dialog Semiconductor |
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DA9053 Datasheet(HTML) 16 Page - Dialog Semiconductor |
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16 / 183 page  DA9053 Flexible High-Power System PMIC with 1.8 A Switching USB Power Manager Datasheet Revision 2.1 31-Aug-2016 CFR0011-120-00 16 of 183 © 2016 Dialog Semiconductor Pad Pad Name Type Description Reference Voltage Generation A2 VREF AIO Reference voltage output, decouple with 100 nF D5 IREF AO Connection for bias setting, configure with high precision 200 kΩ resistor Internal Oscillator C1 XIN AIO 32 kHz crystal connection Adjust with 10 pF B1 XOUT AIO 32 kHz crystal connection Adjust with 10 pF K12 OUT_32K DO 32 kHz oscillator buffer output Charger B5 VBUS_SEL AO Control for external over voltage protection and input selection of VBUS To be connected to gate of PFET A5-6 VBUS_PROT PS Overvoltage protected VBUS charger input B6 VBUS PS USB or wall charger input B3 DCIN_SEL AO Control for external over voltage protection and input selection of DCIN To be connected to gate of PFET A3-4 DCIN_PROT PS Overvoltage protected DCIN charger input B4 DCIN PS Wall charger input A7 VCENTER PS Protected input for switching charger (decouple with 10 µF) A8-9 VSW PS Switching node for charger buck A10-11 VDDOUT PS System power supply output B11 AD_CONT AO Active diode controller output To be connected to gate of PFET (leave unconnected, if not used) A12-13 VBAT PS Connection to main battery Boost Converter and LED Current Sinks M10 SW_BOOST AO Boost switching output To be connected to gate of NFET N10 BOOST_SENSE_P AI High side sense connected to Boost Isat current protection resistor, stabilize with capacitor N9 BOOST_SENSE_N AI Low side sense connected to Boost Isat current protection resistor N11 BOOST_PROT AI Over voltage protection input Requires external resistor voltage divider M9 LED1_IN AI Connection to LED string 1 Provides current controlled sink via logarithmic IDAC L8 LED2_IN AI Connection to LED string 2 Provides current controlled sink via logarithmic IDAC L7 LED3_IN AI Connection to LED string 3 Provides current controlled sink via logarithmic IDAC with PWM only LED control USB Charger Control C13 D+ AIO USB D+ B13 D- AIO USB D- |
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