JAJSSO4A
December 2023 – June 2024
MCT8314Z
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Device Comparison Table
5
Pin Configuration and 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
SPI Timing Requirements
6.7
SPI Secondary Device Mode Timings
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Output Stage
7.3.2
PWM Control Mode (1x PWM Mode)
7.3.2.1
Analog Hall Input Configuration
7.3.2.2
Digital Hall Input Configuration
7.3.2.3
Asynchronous Modulation
7.3.2.4
Synchronous Modulation
7.3.2.5
Motor Operation
7.3.3
Device Interface Modes
7.3.3.1
Serial Peripheral Interface (SPI)
7.3.3.2
Hardware Interface
7.3.4
AVDD Linear Voltage Regulator
7.3.5
Charge Pump
7.3.6
Slew Rate
7.3.7
Cross Conduction (Dead Time)
7.3.8
Propagation Delay
7.3.9
Pin Diagrams
7.3.9.1
Logic Level Input Pin (Internal Pulldown)
7.3.9.2
Logic Level Input Pin (Internal Pullup)
7.3.9.3
Open Drain Pin
7.3.9.4
Push Pull Pin
7.3.9.5
Seven Level Input Pin
7.3.10
Automatic Synchronous Rectification Mode (ASR Mode)
7.3.11
Cycle-by-Cycle Current Limit
7.3.11.1
Cycle by Cycle Current Limit with 100% Duty Cycle Input
7.3.12
Hall Comparators (Analog Hall Inputs)
7.3.13
Advance Angle
7.3.14
FG Signal
7.3.15
Protections
7.3.15.1
VM Supply Undervoltage Lockout (NPOR)
7.3.15.2
AVDD Undervoltage Lockout (AVDD_UV)
7.3.15.3
VCP Charge Pump Undervoltage Lockout (CPUV)
7.3.15.4
Overvoltage Protections (OVP)
7.3.15.5
Overcurrent Protection (OCP)
7.3.15.5.1
OCP Latched Shutdown (OCP_MODE = 00b or MCT8314ZH)
7.3.15.5.2
OCP Automatic Retry (OCP_MODE = 01b)
7.3.15.5.3
OCP Report Only (OCP_MODE = 10b)
7.3.15.5.4
OCP Disabled (OCP_MODE = 11b)
7.3.15.6
Motor Lock (MTR_LOCK)
7.3.15.6.1
MTR_LOCK Latched Shutdown (MTR_LOCK_MODE = 00b)
7.3.15.6.2
MTR_LOCK Automatic Retry (MTR_LOCK_MODE = 01b or MCT8314ZH)
7.3.15.6.3
MTR_LOCK Report Only (MTR_LOCK_MODE= 10b)
7.3.15.6.4
MTR_LOCK Disabled (MTR_LOCK_MODE = 11b)
7.3.15.7
Thermal Warning (OTW)
7.3.15.8
Thermal Shutdown (OTS)
7.4
Device Functional Modes
7.4.1
Functional Modes
7.4.1.1
Sleep Mode
7.4.1.2
Operating Mode
7.4.1.3
Fault Reset (CLR_FLT or nSLEEP Reset Pulse)
7.5
SPI Communication
7.5.1
Programming
7.5.1.1
SPI Format
8
Register Map
8.1
STATUS Registers
8.2
CONTROL Registers
9
Application and Implementation
9.1
Application Information
9.2
Hall Sensor Configuration and Connection
9.2.1
Typical Configuration
9.2.2
Open Drain Configuration
9.2.3
Series Configuration
9.2.4
Parallel Configuration
9.3
Typical Applications
9.3.1
Three-Phase Brushless-DC Motor Control With Current Limit
9.3.1.1
Detailed Design Procedure
9.3.1.1.1
Motor Voltage
9.3.1.1.2
Using Automatic Synchronous Rectification Mode (ASR Mode)
9.3.1.1.3
Power Dissipation and Junction Temperature Losses
9.3.1.2
Application Curves
9.4
Power Supply Recommendations
9.4.1
Bulk Capacitance
9.5
Layout
9.5.1
Layout Guidelines
9.5.2
Layout Example
9.5.3
Thermal Considerations
9.5.3.1
Power Dissipation
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
サポート・リソース
10.3
Trademarks
10.4
静電気放電に関する注意事項
10.5
用語集
11
Revision History
12
Mechanical, Packaging, and Orderable Information
12.1
Package Option Addendum
12.2
Tape and Reel Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
RRW|24
MPQF657A
サーマルパッド・メカニカル・データ
発注情報
jajsso4a_oa
7.5
SPI Communication