LC709501F Power Bank Controller with USB Type-C & Quick Charge 3.0 for 1-Cell Li-Ion and Li-Poly Battery Overview www.onsemi.com LC709501F is a Lithium ion switching charger controller for Power Bank. This device has all functions to control Power Bank application. It can control Type-C port control IC and includes Quick Charge 3.0 HVDCP. The built-in switching controller can output from 5 V up to 12 V for Quick Charge. The high power output for USB Type-C and Quick Charge is possible with appropriate external MOSFETs. Features QFN52 6x6, 0.4P Easy power scaling with external MOSFETs. Pb-Free, Halogen Free type Buck charge / Boost charge Supports Quick Charge 3.0 HVDCP Class A. 5 V up to 12 V Supports USB type-C DRP with Port control IC. Prepared firmware supports various combination of USB port. ORDERING INFORMATION Supports USB BC1.2 nd See detailed ordering and shipping information Controls an external Boost-IC for 2 USB output on page 29 of this data sheet Battery level gauging Status & Battery level display with 4 LEDs Boost auto start-up Thermistor sensing function Over voltage / Over current detection JEITA compliance Battery management Safety timer Low quiescent current: 15 A at Low power mode Applications Power Bank USB-related charging application Semiconductor Components Industries, LLC, 2017 1 Publication Order Number : February 2017 - Rev. 1 LC709501F/D USBor Adaptor Sinkdevice Sinkdevice 1 2 LC709501F Application Circuit Example 1 Micro-B (Sink, BC1.2) + Type-A (1) (Source, Quick Charge 3.0 HVDCP) with Portable device communication + Type-A (2) (Source, DCP) XT1 LED1 LED2 XT2 LED3 REG33 LED4 UFILT/CTRL TEST1 FGADJ TEST2 IINSEL/PBT SDA SCK MicroB DVDD INT (Sink,BC1.2) GND SENV1+ REGP D USB1 D+ USB1+ VBUS VBUS1 TEST3 DETV1 TypeA(1) (Source, SENV2+ TSW QC3.0HVDCP) GND SENV TSENSE USB2 VBAT D P+ D+ USB2+ DVSS1 VBUS VBUS2 DVSS2 P BATSEL/VB2DET AVSSP TypeA(2) (Source,DCP) LiB AVSSS protection GND DETV2 SENB+ D SENV3+ D+ SENB VBUS IBTSEL/VB3DET 2NDBoostIC VOUT ICHSEL/BSTEN ISEN EN COMPU GATE1 GATE2 LDRV GATE3 VCC REG HDRV VCC REGN Figure 1: Example of an application schematic (Firmware: FW01) www.onsemi.com 2