ZHCSMO6 June 2021 TPS92633
PRODUCTION DATA
- 1 特性
- 2 应用
- 3 说明
- 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
6.7 Typical Characteristics
Figure 6-1 Output Current vs Supply
Voltage
Figure 6-3 Output Current vs Dropout
Voltage
Figure 6-5 V(CS_REG) vs ICTRL
Voltage
| Ch1 = V(SUPPLY) | Ch2 = V(EN) | Ch3 = V(PWM1) |
| Ch4 = V(OUT1) | Ch5 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(EN) | Ch3 = V(PWM1) |
| Ch4 = V(OUT1) | Ch5 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |
Figure 6-2 Output Current vs
Temperature
Figure 6-4 Output Current vs Dropout
Voltage
Figure 6-6 PWM Output Duty Cycle vs PWM Input
Duty Cycle
| Ch1 = V(SUPPLY) | Ch2 = V(EN) | Ch3 = V(PWM1) |
| Ch4 = V(OUT1) | Ch5 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(EN) | Ch3 = V(PWM1) |
| Ch4 = V(OUT1) | Ch5 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |
| Ch1 = V(SUPPLY) | Ch2 = V(OUT1) | Ch3 = V(FAULT) |
| Ch4 = I(OUT_Tot) | DIAGEN = High |