Datasheet LT3742 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | Dual, 2-Phase Step-Down Switching Controller |
| 页数 / 页 | 26 / 5 — Typical perForMance characTerisTics. Controller Frequency. vs … |
| 文件格式/大小 | PDF / 319 Kb |
| 文件语言 | 英语 |
Typical perForMance characTerisTics. Controller Frequency. vs Temperature. PG Threshold vs Temperature
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LT3742
Typical perForMance characTerisTics Controller Frequency vs Temperature PG Threshold vs Temperature VBIAS – VIN vs Temperature
600 1.0 10 550 0.9 8 ) (V) IN 500 0.8 POWER GOOD – V BIAS FREQUENCY (kHz) (V 6 450 0.7 FEEDBACK VOLTS RISING (V) 400 0.6 4 –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 G09 3742 G10 3742 G11
SWB Current Limit RUN/SS Threshold vs Temperature vs Temperature
380 1.0 360 0.7 340 RUN/SS VOLTS (V) 0.4 SWB CURRENT LIMIT (mA) 320 300 0.1 –50 –25 0 25 50 75 100 125 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3742 G12 3742 G13 3742fa 5 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 Frequency vs Temperature PG Threshold vs Temperature VBIAS – VIN vs Temperature
600 1.0 10 550 0.9 8 ) (V) IN 500 0.8 POWER GOOD – V BIAS FREQUENCY (kHz) (V 6 450 0.7 FEEDBACK VOLTS RISING (V) 400 0.6 4 –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 G09 3742 G10 3742 G11
SWB Current Limit RUN/SS Threshold vs Temperature vs Temperature
380 1.0 360 0.7 340 RUN/SS VOLTS (V) 0.4 SWB CURRENT LIMIT (mA) 320 300 0.1 –50 –25 0 25 50 75 100 125 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 3742 G12 3742 G13 3742fa 5 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