Datasheet LT8301 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 42VIN Micropower No-Opto Isolated Flyback Converter with 65V/1.2A Switch |
| 页数 / 页 | 24 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 修订版 | B |
| 文件格式/大小 | PDF / 1.4 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. EN/UVLO Enable Threshold. EN/UVLO Hysteresis Current
该数据表的模型线
- LT8301ES5#TRMPBF LT8301ES5#TRPBF LT8301ES5#WTRMPBF LT8301ES5#WTRPBF LT8301HS5#TRMPBF LT8301HS5#TRPBF LT8301HS5#WTRMPBF LT8301HS5#WTRPBF LT8301IS5#TRMPBF LT8301IS5#TRPBF LT8301IS5#WTRMPBF LT8301IS5#WTRPBF LT8301JS5#TRMPBF LT8301JS5#TRPBF LT8301JS5#WTRMPBF LT8301JS5#WTRPBF LT8301MPS5#TRMPBF LT8301MPS5#TRPBF
文件文字版本
LT8301
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. EN/UVLO Enable Threshold EN/UVLO Hysteresis Current RFB Regulation Current
1.245 5 105 1.240 104 4 103 1.235 102 1.230 (V) 3 101 1.225 (µA) (µA) 100 I HYS I RFB V EN/UVLO 1.220 2 99 98 1.215 1 97 1.210 96 1.205 0 95 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8301 G10 8301 G11 8301 G12
RDS(ON) Switch Current Limit Maximum Switching Frequency
1000 1.6 600 1.4 MAXIMUM CURRENT LIMIT 800 500 1.2 400 600 1.0 (A) ANCE (mΩ) 0.8 300 I SW 400 0.6 RESIST FREQUENCY (kHz) 200 0.4 MINIMUM CURRENT LIMIT 200 100 0.2 0 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8301 G13 8301 G14 8301 G15
Minimum Switching Frequency Minimum Switch-On Time Minimum Switch-Off Time
20 500 500 400 400 15 300 300 10 TIME (ns) 200 TIME (ns) 200 FREQUENCY (kHz) 5 100 100 0 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8301 G17 8301 G18 8301 G16 Rev. B For more information www.analog.com 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. EN/UVLO Enable Threshold EN/UVLO Hysteresis Current RFB Regulation Current
1.245 5 105 1.240 104 4 103 1.235 102 1.230 (V) 3 101 1.225 (µA) (µA) 100 I HYS I RFB V EN/UVLO 1.220 2 99 98 1.215 1 97 1.210 96 1.205 0 95 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8301 G10 8301 G11 8301 G12
RDS(ON) Switch Current Limit Maximum Switching Frequency
1000 1.6 600 1.4 MAXIMUM CURRENT LIMIT 800 500 1.2 400 600 1.0 (A) ANCE (mΩ) 0.8 300 I SW 400 0.6 RESIST FREQUENCY (kHz) 200 0.4 MINIMUM CURRENT LIMIT 200 100 0.2 0 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8301 G13 8301 G14 8301 G15
Minimum Switching Frequency Minimum Switch-On Time Minimum Switch-Off Time
20 500 500 400 400 15 300 300 10 TIME (ns) 200 TIME (ns) 200 FREQUENCY (kHz) 5 100 100 0 0 0 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 8301 G17 8301 G18 8301 G16 Rev. B For more information www.analog.com 5 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts