ZHCSI15L
June 2006 – May 2018
TPS65023
,
TPS65023B
PRODUCTION DATA.
1
特性
2
应用
3
说明
简化原理图
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Electrical Characteristics: Supply Pins VCC, VINDCDC1, VINDCDC2, VINDCDC3
6.7
Electrical Characteristics: Supply Pins VBACKUP, VSYSIN, VRTC, VINLDO
6.8
Electrical Characteristics: VDCDC1 Step-Down Converter
6.9
Electrical Characteristics: VDCDC2 Step-Down Converter
6.10
Electrical Characteristics: VDCDC3 Step-Down Converter
6.11
I2C Timing Requirements for TPS65023B
6.12
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
VRTC Output and Operation With or Without Backup Battery
7.3.2
Step-Down Converters, VDCDC1, VDCDC2, and VDCDC3
7.3.3
Power Save Mode Operation
7.3.4
Low Ripple Mode
7.3.5
Soft-Start
7.3.6
100% Duty Cycle Low Dropout Operation
7.3.7
Active Discharge When Disabled
7.3.8
Power-Good Monitoring
7.3.9
Low-Dropout Voltage Regulators
7.3.10
Undervoltage Lockout
7.3.11
Power-Up Sequencing
7.4
Device Functional Modes
7.5
Programming
7.5.1
System Reset + Control Signals
7.5.1.1
DEFLDO1 and DEFLDO2
7.5.1.2
Interrupt Management and the INT Pin
7.5.2
Serial Interface
7.6
Register Maps
7.6.1
VERSION Register Address: 00h (Read Only)
7.6.2
PGOODZ Register Address: 01h (Read Only)
7.6.3
MASK Register Address: 02h (Read and Write), Default Value: C0h
7.6.4
REG_CTRL Register Address: 03h (Read and Write), Default Value: FFh
7.6.5
CON_CTRL Register Address: 04h (Read and Write), Default Value: B1h
7.6.6
CON_CTRL2 Register Address: 05h (Read and Write), Default Value: 40h
7.6.7
DEFCORE Register Address: 06h (Read and Write), Default Value: 14h/1Eh
7.6.8
DEFSLEW Register Address: 07h (Read and Write), Default Value: 06h
7.6.9
LDO_CTRL Register Address: 08h (Read and Write), Default Value: Set with DEFLDO1 and DEFLDO2
8
Application and Implementation
8.1
Application Information
8.1.1
Input Voltage Connection
8.1.2
Unused Regulators
8.1.3
Reset Condition of DCDC1
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Inductor Selection for the DC-DC Converters
8.2.2.2
Output Capacitor Selection
8.2.2.3
Input Capacitor Selection
8.2.2.4
Output Voltage Selection
8.2.2.5
VRTC Output
8.2.2.6
LDO1 and LDO2
8.2.2.7
TRESPWRON
8.2.2.8
VCC Filter
8.2.3
Application Curves
9
Power Supply Recommendations
9.1
Requirements for Supply Voltages Below 3.0 V
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
器件支持
11.1.1
第三方米6体育平台手机版_好二三四免责声明
11.1.2
开发支持
11.2
文档支持
11.2.1
相关文档
11.3
相关链接
11.4
社区资源
11.5
商标
11.6
静电放电警告
11.7
术语表
12
机械、封装和可订购信息
封装选项
请参考 PDF 数据表获取器件具体的封装图。
机械数据 (封装 | 引脚)
RSB|40
散热焊盘机械数据 (封装 | 引脚)
RSB|40
QFND094M
订购信息
zhcsi15l_oa
zhcsi15l_pm
1
特性
适用于处理器内核的 90% 效率的 1.7A 降压转换器 (VDCDC1)
用于系统电压的 95% 效率的 1.2A 降压转换器 (VDCDC2)
用于存储器电压的 92% 效率的 1.0A 降压转换器 (VDCDC3)
用于支持实时时钟 (VRTC) 的 30mA LDO 和开关
2 个 200mA 通用 LDO
用于处理器内核的动态电压管理
可使用两个数字输入引脚进行 LDO 电压预选
外部可调复位延迟时间
电池备用功能
用于电感转换器的单独使能引脚
兼容 I
2
C 的串行接口
在特性列表中增加了兼容
I2C™设置和保持计时:
TPS65023:300ns
TPS65023B:100ns
85μA 静态电流
低波纹 PFM 模式
热关断保护
40 引脚 5mm × 5mm WQFN 封装
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