ZHCSLS0B July 2022 – April 2024 TPS929240-Q1
PRODUCTION DATA
- 1
- 1 特性
- 2 應用
- 3 說明
- 4 Pin Configuration and Functions
- 5 Specifications
-
6 Detailed Description
- 6.1 Overview
- 6.2 Functional Block Diagram
- 6.3
Feature Description
- 6.3.1 Device Bias and Power
- 6.3.2 Constant Current Output
- 6.3.3 PWM Dimming
- 6.3.4 FAIL-SAFE State Operation
- 6.3.5 On-Chip, 8-Bit, Analog-to-Digital Converter (ADC)
- 6.3.6
Diagnostic and Protection in NORMAL State
- 6.3.6.1 VBAT Undervoltage Lockout Diagnostics in NORMAL state
- 6.3.6.2 Low-Supply Warning Diagnostics in NORMAL State
- 6.3.6.3 Supply Undervoltage Diagnostics in NORMAL State
- 6.3.6.4 Reference Diagnostics in NORMAL state
- 6.3.6.5 Pre-Thermal Warning in NORMAL state
- 6.3.6.6 Overtemperature Protection in NORMAL state
- 6.3.6.7 Overtemperature Shutdown in NORMAL state
- 6.3.6.8 LED Open-Circuit Diagnostics in NORMAL state
- 6.3.6.9 LED Short-Circuit Diagnostics in NORMAL state
- 6.3.6.10 Single-LED Short-Circuit Detection in NORMAL state
- 6.3.6.11 EEPROM CRC Error in NORMAL state
- 6.3.6.12 Communication Loss Diagnostic in NORMAL State
- 6.3.6.13 Fault Masking in NORMAL state
- 53
- 6.3.7
Diagnostic and Protection in FAIL-SAFE states
- 6.3.7.1 Supply Undervoltage Lockout Diagnostics in FAIL-SAFE states
- 6.3.7.2 Low-Supply Warning Diagnostics in FAIL-SAFE states
- 6.3.7.3 Supply Undervoltage Diagnostics in FAIL-SAFE State
- 6.3.7.4 Reference Diagnostics in FAIL-SAFE states
- 6.3.7.5 Pre-Thermal Warning in FAIL-SAFE state
- 6.3.7.6 Overtemperature Protection in FAIL-SAFE state
- 6.3.7.7 Overtemperature Shutdown in FAIL-SAFE state
- 6.3.7.8 LED Open-Circuit Diagnostics in FAIL-SAFE state
- 6.3.7.9 LED Short-Circuit Diagnostics in FAIL-SAFE state
- 6.3.7.10 Single-LED Short-Circuit Detection in FAIL-SAFE state
- 6.3.7.11 EEPROM CRC Error in FAIL-SAFE State
- 6.3.7.12 Fault Masking in FAIL-SAFE state
- Diagnostics Table in FAIL-SAFE State
- 6.3.8 OFAF Setup In FAIL-SAFE state
- 6.3.9 ERR Output
- 6.4 Device Functional Modes
- 6.5 Programming
- 6.6 Register Maps
- 7 Application and Implementation
- 8 Device and Documentation Support
- 9 Revision History
- 10Mechanical, Packaging, and Orderable Information
封裝選項
請參考 PDF 數據表獲取器件具體的封裝圖。
機械數據 (封裝 | 引腳)
- DCP|38
散熱焊盤機械數據 (封裝 | 引腳)
- DCP|38
訂購信息
5.7 Typical Characteristics
| REFRANGE = 11b | ||
| PWMOUTXn=0, all-output ON | ||
Figure 5-3 Output Current
vs Dropout Voltage
Figure 5-5 Output Current
vs Supply Voltage![TPS929240-Q1 Output DC
Current vs IOUT[5:0]](/ods/images/ZHCSLS0B/GUID-20230228-SS0I-JLBV-DT0B-LZJK5CPN9R3G-low.svg "TPS929240-Q1 Output DC
Current vs IOUT[5:0]")
Figure 5-7 Output DC
Current vs IOUT[5:0]
Figure 5-9 LDO Output Load
Regulation
Figure 5-11 ADC Sampling
Result vs Sampled Channel Voltage
| REFRANGE = 11b | ||
| IOUTXn[5:0]=3Fh | ||
Figure 5-4 Output Current
vs Dropout Voltage![TPS929240-Q1 Average Current
vs PWMOUT[7:0]](/ods/images/ZHCSLS0B/GUID-20230228-SS0I-PJN5-LFHM-RGXNT3KNTPXS-low.svg "TPS929240-Q1 Average Current
vs PWMOUT[7:0]")
Figure 5-6 Average Current
vs PWMOUT[7:0]
Figure 5-8 LDO Output Line
Regulation
Figure 5-10 ADC Sampling
Result vs Sampled Supply Voltage
| Ch1 = V(SUPPLY) | Ch2 = V(OUTA0) | Ch3 = V(OUTB0) |
| Ch4 = I(OUTC0) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUTA0) | Ch3 = V(OUTB0) |
| Ch4 = I(OUTC0) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUTA0) | Ch3 = V(ERR) |
| Ch4 = I(OUTC0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = V(LDO) | Ch5 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(LDO) |
| Ch4 = I(LDO) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUTA0) | Ch3 = V(OUTB0) |
| Ch4 = I(OUTC0) |
| Ch1 = V(SUPPLY) | Ch2 = V(OUTA0) | Ch3 = V(OUTB0) |
| Ch4 = I(OUTC0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = V(LDO) | Ch5 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |
| Ch1 = V(SUPPLY) | Ch2 = V(ERR) | Ch3 = V(OUTA0) |
| Ch4 = I(OUTA0) |