PAC5253_17 Datasheet, PDF (2/71 Pages) Active-Semi, Inc – Power Application Controller

PAC5253
Power Application Controller
TABLE OF CONTENTS
1. General Description........................................................................................................................................... 7
2. PAC Family Applications.................................................................................................................................... 8
3. Product Selection Summary............................................................................................................................... 9
4. Ordering Information.......................................................................................................................................... 9
5. PAC5253 Features........................................................................................................................................... 10
6. Absolute Maximum Ratings.............................................................................................................................. 11
7. Architectural Block Diagram............................................................................................................................. 12
8. Pin Configuration.............................................................................................................................................. 13
8.1. PAC5253QA............................................................................................................................................. 13
9. Pin Description................................................................................................................................................. 14
10. Multi-Mode Power Manager (MMPM)............................................................................................................ 19
10.1. Features................................................................................................................................................. 19
10.2. Block Diagram........................................................................................................................................ 19
10.3. Functional Description............................................................................................................................ 19
10.3.1. Multi-Mode Switching Supply (MMSS) Controller...........................................................................19
10.3.2. Linear Regulators........................................................................................................................... 21
10.3.3. Power Up Sequence...................................................................................................................... 22
10.3.4. Hibernate Mode.............................................................................................................................. 22
10.3.5. Power and Temperature Monitor.................................................................................................... 23
10.3.6. Voltage Reference.......................................................................................................................... 23
10.4. Electrical Characteristics........................................................................................................................ 24
10.5. Typical Performance Characteristics...................................................................................................... 27
11. Configurable Analog Front End (CAFE).......................................................................................................... 28
11.1. Block Diagram........................................................................................................................................ 28
11.2. Functional Description............................................................................................................................ 29
11.2.1. Differential Programmable Gain Amplifier (DA)..............................................................................29
11.2.2. Single-Ended Programmable Gain Amplifier (AMP).......................................................................29
11.2.3. General Purpose Comparator (CMP)............................................................................................. 29
11.2.4. Phase Comparator (PHC).............................................................................................................. 29
11.2.5. Protection Comparator (PCMP)...................................................................................................... 29
11.2.6. Analog Output Buffer (BUF)............................................................................................................ 30
11.2.7. Analog Front End I/O (AIO)............................................................................................................ 30
11.2.8. Push Button (PBTN)....................................................................................................................... 30
11.2.9. HP DAC and LP DAC..................................................................................................................... 30
11.2.10. ADC Pre-Multiplexer..................................................................................................................... 30
11.2.11. Configurable Analog Signal Matrix (CASM)..................................................................................30
11.2.12. Configurable Digital Signal Matrix (CDSM)...................................................................................30
11.3. Electrical Characteristics........................................................................................................................ 32
11.4. Typical Performance Characteristics...................................................................................................... 36
12. Application Specific Power Drivers (ASPD).................................................................................................... 38
12.1. Features................................................................................................................................................. 38
12.2. Block Diagram........................................................................................................................................ 38
12.3. Functional Description............................................................................................................................ 38
12.3.1. Low-Side Gate Driver..................................................................................................................... 39
12.3.2. Ultra-High-Voltage Gate Driver....................................................................................................... 39
12.3.3. High-Side Switching Transients...................................................................................................... 39
12.3.4. Power Drivers Control.................................................................................................................... 40
12.3.5. Gate Driver Fault Protection........................................................................................................... 40
12.4. Electrical Characteristics........................................................................................................................ 42
12.5. Typical Performance Characteristics...................................................................................................... 43
13. ADC with Auto-Sampling Sequencer.............................................................................................................. 45
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Rev 1.18‒December 29, 2016