ZHCSMO6 June 2021 TPS92633
PRODUCTION DATA
- 1 特性
- 2 應(yīng)用
- 3 說明
- 4 Revision History
- 5 Pin Configuration and Functions
- 6 Specifications
-
7 Detailed Description
- 7.1 Overview
- 7.2 Functional Block Diagram
- 7.3
Feature Description
- 7.3.1 Power Supply (SUPPLY)
- 7.3.2 Enable and Shutdown (EN)
- 7.3.3 Reference Current (IREF)
- 7.3.4 Constant-Current Output and Setting (INx)
- 7.3.5 Analog Current Control (ICTRL)
- 7.3.6 Thermal Sharing Resistor (OUTx and RESx)
- 7.3.7 PWM Control (PWMx)
- 7.3.8 Supply Control
- 7.3.9
Diagnostics
- 7.3.9.1 IREF Short-to-GND Detection
- 7.3.9.2 IREF Open Detection
- 7.3.9.3 LED Short-to-GND Detection
- 7.3.9.4 LED Open-Circuit Detection
- 7.3.9.5 Single LED Short-Circuit Detection (SLS_REF)
- 7.3.9.6 LED Open-Circuit and Single LED Short-Circuit Detection Enable (DIAGEN)
- 7.3.9.7 Low Dropout Operation
- 7.3.9.8 Over-Temperature Protection
- 7.3.10 FAULT Bus Output With One-Fails–All-Fail
- 7.3.11 FAULT Table
- 7.3.12 LED Fault Summary
- 7.3.13 IO Pins Inner Connection
- 7.4 Device Functional Modes
- 8 Application and Implementation
- 9 Power Supply Recommendations
- 10Layout
- 11Device and Documentation Support
- 12Mechanical, Packaging, and Orderable Information
封裝選項
機械數(shù)據(jù) (封裝 | 引腳)
- PWP|20
散熱焊盤機械數(shù)據(jù) (封裝 | 引腳)
- PWP|20
訂購信息
3 說明
TPS92633 三通道 LED 驅(qū)動器采用獨特的熱管理設(shè)計，可減少器件溫升。TPS92633 線性驅(qū)動器每通道可輸出高達 150mA 的滿電流負載。外部分流電阻器可用來共享輸出電流并由驅(qū)動器驅(qū)動。TPS92633 還驅(qū)動 LED 單元和非板載亮度分級電阻器，從而簡化制造過程并降低整體系統(tǒng)成本。它具有全面的診斷功能，包括 LED 開路、LED 接地短路和單個 LED 短路檢測。
器件信息
| 器件型號 | 封裝(1) | 封裝尺寸（標稱值） |
|---|---|---|
| TPS92633 | HTSSOP (20) | 6.50mm × 4.40mm |
(1) 如需了解所有可用封裝，請參閱數(shù)據(jù)表末尾的可訂購產(chǎn)品附錄。
典型應(yīng)用圖
器件功耗