* Product structure: Silicon monolithic integrated circuit. ** This product is not designed to protect against radioactive rays.
Copyright: 2017 ROHM Co., Ltd. All rights reserved.
http://www.rohm.com/
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TSZ02201-0B4B0A700040-1-2
18. Jul. 2017, Rev.001
Contents
Notation .................................................................................................................................................................... 3
Reference ................................................................................................................................................................. 3
1. INTRODUCTION ................................................................................................................. 4
2. SIGNAL DESCRIPTION ...................................................................................................... 5
3. PIN CONFIGURATION ........................................................................................................ 6
4. ABSOLUTE MAXIMUM RATING ........................................................................................ 7
5. THERMAL RESISTANCE
(NOTE 1)
........................................................................................ 7
6. RECOMMENDED OPERATING CONDITION ..................................................................... 7
7. FUNCTION DESCRIPTIONS ............................................................................................... 8
7.1. Block Diagram ............................................................................................................................................ 8
7.2. External Characteristics for Battery Charger .......................................................................................... 9
7.3. DC Input & Over Voltage Protection (OVP) ............................................................................................ 10
7.4. USB Detection ........................................................................................................................................... 11
7.5. DC/DC Converter ...................................................................................................................................... 12
7.6. Charger ...................................................................................................................................................... 14
7.7. Reverse DC/DC Converter ....................................................................................................................... 16
7.8. 12-bit ADC ................................................................................................................................................. 17
7.9. Power On ................................................................................................................................................... 18
8. CONTROL SPECIFICATION ............................................................................................. 20
8.1. SMBus Communication ........................................................................................................................... 20
8.2. SMBus Protocols ...................................................................................................................................... 20
8.3. Command Code ........................................................................................................................................ 22
8.4. Battery Charger Commands Description ............................................................................................... 26
8.5. Extended Commands Description .......................................................................................................... 29
8.6. Resister Default Value ............................................................................................................................ 115
9. I/O EQUIVALENT CIRCUIT DIAGRAM .......................................................................... 118
10. ORDERING INFORMATION ............................................................................................ 121
11. MARKING DIAGRAMS ................................................................................................... 121
12. PHYSICAL DIMENSION TAPE AND REEL INFORMATION .......................................... 122
13. OPERATIONAL NOTES .................................................................................................. 124