PAC5253
Power Application Controller
LIST OF FIGURES
Figure 1-1. Power Application Controller................................................................................................................7
Figure 2-1. Simplified Application Diagram............................................................................................................8
Figure 7-1. Architectural Block Diagram...............................................................................................................12
Figure 8-1. PAC5253QA Pin Configuration (TQFN88-43 Package).....................................................................13
Figure 9-1. Power Supply Bypass Capacitor Routing..........................................................................................18
Figure 10-1. Multi-Mode Power Manager.............................................................................................................19
Figure 10-2. Buck Mode.......................................................................................................................................20
Figure 10-3. Ultra-High-Voltage Buck Mode.........................................................................................................20
Figure 10-4. AC/DC Flyback Mode.......................................................................................................................21
Figure 10-5. Linear Regulators.............................................................................................................................22
Figure 10-6. Power Up Sequence........................................................................................................................22
Figure 11-1. Configurable Analog Front End........................................................................................................28
Figure 12-1. Application Specific Power Drivers...................................................................................................38
Figure 12-2. Typical Gate Driver Connections......................................................................................................39
Figure 12-3. High-Side Switching Transients and Optional Circuitry....................................................................40
Figure 13-1. ADC with Auto-Sampling Sequencer................................................................................................45
Figure 14-1. Memory System...............................................................................................................................47
Figure 15-1 Clock Control System.......................................................................................................................49
Figure 16-1. ARM Cortex-M0 Microcontroller Core..............................................................................................52
Figure 17-1. I/O controller....................................................................................................................................54
Figure 18-1. Serial Interface.................................................................................................................................56
Figure 18-2. I2C Timing Diagram..........................................................................................................................60
Figure 18-3. SPI Timing Diagram.........................................................................................................................61
Figure 19-1. Timers A, B, C, and D......................................................................................................................62
Figure 19-2. SOC Bus Watchdog and Wake-Up Timer........................................................................................63
Figure 19-3. Real-Time Clock and Watchdog Timer.............................................................................................63
Figure 21-1. 3-Phase Motor Using PAC5253 (Simplified Diagram)......................................................................66
Figure 21-2. Solar Micro-Inverter Using PAC5253 (Simplified Diagram)..............................................................66
Figure 21-3. Motor with LED Lighting Using PAC5253 (Simplified Diagram).......................................................67
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Rev 1.24‒March 3, 2018
ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
