Datasheet LT3742 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Dual, 2-Phase Step-Down Switching Controller |
| 页数 / 页 | 26 / 4 — Typical perForMance characTerisTics. Controller Current Sense Voltage. … |
| 文件格式/大小 | PDF / 319 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics. Controller Current Sense Voltage. IQ-SHDN vs Temperature. IQ-Running vs Temperature
该数据表的模型线
文件文字版本
LT3742
Typical perForMance characTerisTics Controller Current Sense Voltage IQ-SHDN vs Temperature IQ-Running vs Temperature vs Temperature
50 10 70 9 40 65 8 7 30 60 6 CURRENT (µA) CURRENT (mA) 5 SENSE VOLTAGE (mV) 20 55 4 10 3 50 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3742 G01 3742 G02 3742 G03
Internal UVLO vs Temperature UVLO Threshold vs Temperature VFB vs Temperature
5 3.0 830 2.5 820 4 2.0 810 (V) 3 1.5 (mV) 800 V IN UVLO (V) V FB 1.0 790 2 0.5 780 1 0 770 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3742 G04 3742 G05 3742 G06
RUN/SS Current vs Temperature UVLO IHYST vs Temperature
1.8 3.0 2.8 1.2 2.6 (µA) I HYST 2.4 0.6 RUN/SS CURRENT (µA) 2.2 0 2.0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3742 G07 3742 G08 3742fa 4 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Related Parts
Typical perForMance characTerisTics Controller Current Sense Voltage IQ-SHDN vs Temperature IQ-Running vs Temperature vs Temperature
50 10 70 9 40 65 8 7 30 60 6 CURRENT (µA) CURRENT (mA) 5 SENSE VOLTAGE (mV) 20 55 4 10 3 50 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3742 G01 3742 G02 3742 G03
Internal UVLO vs Temperature UVLO Threshold vs Temperature VFB vs Temperature
5 3.0 830 2.5 820 4 2.0 810 (V) 3 1.5 (mV) 800 V IN UVLO (V) V FB 1.0 790 2 0.5 780 1 0 770 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 3742 G04 3742 G05 3742 G06
RUN/SS Current vs Temperature UVLO IHYST vs Temperature
1.8 3.0 2.8 1.2 2.6 (µA) I HYST 2.4 0.6 RUN/SS CURRENT (µA) 2.2 0 2.0 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3742 G07 3742 G08 3742fa 4 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Related Parts