JAJSJ57B
May 2020 – January 2022
TPS92200
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
Switching Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Peak-Current-Mode PWM Control
7.3.2
Setting LED Current
7.3.3
Internal Soft Start
7.3.4
Input Undervoltage Lockout
7.3.5
Bootstrap Regulator
7.3.6
Maximum Duty Cycle
7.3.7
Overcurrent Protection
7.3.7.1
High-Side MOSFET Overcurrent Protection
7.3.7.2
Low-Side MOSFET Sourcing Overcurrent Protection
7.3.7.3
Low-Side MOSFET Sinking Overcurrent Protection
7.3.8
Fault Protection
7.3.8.1
LED Open-Load Protection
7.3.8.2
LED+ and LED– Short Circuit Protection
7.3.8.3
LED+ Short Circuit to GND Protection
7.3.8.4
Sense-Resistor Open-Load Protection
7.3.8.5
Sense Resistor Short Circuit-to-GND Protection
7.3.8.6
Overvoltage Protection
7.3.8.7
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Enable and Disable the Device
7.4.2
TPS92200D1 PWM Dimming
7.4.3
TPS92200D1 Analog Dimming
7.4.4
TPS92200D2 Analog Dimming
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
TPS92200D1 12-V Input, 1.5-A, 2-Piece IR LED Driver With Analog Dimming
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Inductor Selection
8.2.1.2.2
Input Capacitor Selection
8.2.1.2.3
Output Capacitor Selection
8.2.1.2.3.1
Sense Resistor Selection
8.2.1.2.3.1.1
Other External Components Selection
8.2.1.3
Application Curves
8.2.2
TPS92200D1 24-V Input, 1-A, 6-Piece WLED Driver With PWM Dimming
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.2.1
Inductor Selection
8.2.2.2.2
Input Capacitor Selection
8.2.2.2.3
Output Capacitor Selection
8.2.2.2.3.1
Sense Resistor Selection
8.2.2.2.3.1.1
Other External Components Selection
8.2.2.3
Application Curves
8.2.3
5-V Input, 1-A, 1-Piece IR LED Driver With TPS92200D2
8.2.3.1
Design Requirements
8.2.3.2
Detailed Design Procedure
8.2.3.2.1
Inductor Selection
8.2.3.2.2
Input Capacitor Selection
8.2.3.2.3
Output Capacitor Selection
8.2.3.2.3.1
Sense Resistor Selection
8.2.3.2.3.1.1
Other External Components Selection
8.2.3.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Receiving Notification of Documentation Updates
11.2
サポート・リソース
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
1
特長
4.5V~30V の広い入力電圧範囲
150mΩ および 90mΩ のMOSFETを内蔵し、
1.5Aの連続出力電流に対応
非常に低いシャットダウン電流:1μA
負荷からの非常に低い出力放電電流:1μA
1MHz のスイッチング周波数
最大デューティ・サイクル:99%
内部補償付きピーク電流モード
フレキシブルな調光オプション:
TPS92200D1:デジタル入力による PWM 調光およびアナログ入力によるアナログ調光
TPS92200D2:デジタル入力によるアナログ調光
高精度できわめて低い FB 電圧:99mV±3mV
包括的な保護機能を搭載:
LED 負荷開放保護
LED+ の GND への短絡保護、自動リトライ付き
LED + と LED- の短絡保護、自動リトライ付き
センス抵抗の開放保護と GND への短絡保護、自動リトライ付き
サーマル・シャットダウン保護、自動リトライ付き
SOT-23 (6) パッケージ
VQFN-HR (6) パッケージ
千亿体育app官网登录(中国)官方网站IOS/安卓通用版/手机APP
|
米乐app下载官网(中国)|ios|Android/通用版APP最新版
|
米乐|米乐·M6(中国大陆)官方网站
|
千亿体育登陆地址
|
华体会体育(中国)HTH·官方网站
|
千赢qy国际_全站最新版千赢qy国际V6.2.14安卓/IOS下载
|
18新利网v1.2.5|中国官方网站
|
bob电竞真人(中国官网)安卓/ios苹果/电脑版【1.97.95版下载】
|
千亿体育app官方下载(中国)官方网站IOS/安卓/手机APP下载安装
|