JAJSVO8
November 2024
TPS922051
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Adaptive Off-Time Current Mode Control
7.3.2
Setting LED Current
7.3.3
Internal Soft Start
7.3.4
Dimming Mode
7.3.4.1
PWM Dimming
7.3.4.2
Analog Dimming
7.3.5
Fault Protection
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
TPS922051D2 24V Input, 2A Output, 4-piece WLED 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
8.2.1.2.4
Sense Resistor Selection
8.2.1.2.5
Other External Components Selection
8.2.1.3
Application Curves
8.2.2
TPS922050D1 48V Input, 1A Output, 12-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
8.2.2.2.4
Sense Resistor Selection
8.2.2.2.5
Other External Components Selection
8.2.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
ドキュメントの更新通知を受け取る方法
9.2
サポート・リソース
9.3
Trademarks
9.4
静電気放電に関する注意事項
9.5
用語集
10
Revision History
11
Mechanical, Packaging, and Orderable Information
11.1
Package Option Addendum
11.2
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)
DSG|8
MPDS308C
サーマルパッド・メカニカル・データ
DSG|8
QFND141I
発注情報
jajsvo8_oa
jajsvo8_pm
6.2
ESD Ratings
VALUE
UNIT
V
(ESD)
Electrostatic discharge
Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001
(1)
±2000
V
Charged-device model (CDM), per JEDEC specification JESD22-C101
(2)
±500
(1)
JEDEC document JEP155 states that 500V HBM allows safemanufacturing with a standard ESD control process.
(2)
JEDEC document JEP157 states that 250V CDM allows safemanufacturing with a standard ESD control process.