JAJSNM6F
November 2004 – January 2022
TPS2384
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
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
Timing Requirements
6.7
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagrams
8.3
Feature Description
8.3.1
PMM Faults
8.3.2
Watchdog Timer
8.4
Device Functional Modes
8.4.1
Auto Mode
8.4.2
Auto Mode Functional Description
8.4.2.1
AM Discovery
8.4.2.2
AM Classification
8.4.2.3
AM Power Delivery
8.4.3
AM Faults and INTB Output
8.4.4
Over and Undervoltage Fault
8.4.5
Over Current or Current Limit Faults
8.4.6
Undercurrent Fault (DC Modulated Disconnect)
8.4.7
Power Management Mode (PMM)
8.4.7.1
13 PMM Functions
8.4.8
PMM Discovery 1
8.4.9
PMM Discovery 2
8.4.10
PMM Classification
8.4.11
PMM Legacy
8.4.12
PMM Rup Pwr
8.4.13
PMM RDWN
8.5
Programming
8.5.1
I2C Interface Description
8.5.2
Start and Stop
8.5.3
Chip Address
8.5.4
Chip Addressing
8.5.5
Data Write Cycle
8.5.6
Port and Register Cycle
8.5.7
Data Read Cycle
8.6
Register Maps
8.6.1
Register/Port Addressing Map
8.6.2
Common Read, Register Select
8.6.3
Common Write, Register Select = 1111 (Test Register)
8.6.4
Common Control Write, Register Select = 0001
8.6.5
Port Control Write 1, Register Select = 0010 (One Per Port)
8.6.6
Port Control Write 2, Register Select = 0011 (One Per Port)
8.6.7
Port Status Read 1, Register Select = 0100 (One Per Port)
8.6.8
Port Status Read 2, Register Select = 0101 (One Per Port)
8.6.9
A/D Results Registers (Discovery Current, Voltage, Current and Temperature)
8.6.9.1
Discovery Current — Lower Bits, Register Select = 0110 (One Per Port)
8.6.9.2
Discovery Current — Upper Bits, Register Select = 0111 (One Per Port)
8.6.9.3
Voltage — Lower Bits, Register Select = 1000 (One Per Port)
8.6.9.4
Voltage — Upper Bits, Register Select = 1001 (One Per Port)
8.6.9.5
Current — Lower Bits, Register Select = 1010 (One Per Port)
8.6.9.6
Current — Upper Bits, Register Select = 1011 (One Per Port)
8.6.9.7
Temperature — Lower Bits, Register Select = 1100 (One Per Port)
8.6.9.8
Temperature — Upper Bits, Register Select = 1101 (One Per Port)
9
Application and Implementation
9.1
Application Information
9.1.1
AC Disconnect Drive Circuit Detail
9.1.2
Connection of Unused Ports and Pins
9.1.3
Opto-isolator Interface
9.1.4
Port Protection from Electrical Transients
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Power Pin Bypass Capacitors
9.2.2.2
Per Port Components
9.2.2.3
Bias and Timing
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.1.1
Local Circuits
11.1.2
System Protection Circuits
11.2
Layout Example
11.3
Thermal Consideration
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
サポート・リソース
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable 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）
PAP|64
MPQF071C
PJD|64
MPQF072D
サーマルパッド・メカニカル・データ
PAP|64
PPTD012N
PJD|64
PPTD020B
発注情報
jajsnm6f_oa
jajsnm6f_pm
1
特長
スイッチと検出抵抗を統合した 4 ポート・パワー・マネージメント
IEEE 802.3af 規格に準拠
48V 入力の単一電源で動作
ポートごとの 15 ビット A/D
自動モード、半自動モード、パワー・マネージメント・モード
制御された電流ランプによる EMI の低減と PD のバルク・コンデンサの充電
I
2
C クロックと発振器のウォッチドッグ・タイマ
過熱保護
DC および DC 変調接続解除
非準拠 PD 用のレガシー検出をサポート
AC 接続解除をサポート
400kHz の高速 I
2
C インターフェイス
包括的なパワー・マネージメント・ソフトウェアを提供
動作温度範囲：–40℃～125℃