Datasheet LTC1871X (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | Wide Input Range, No RSENSE Current Mode Boost, Flyback and SEPIC Controller |
| Pages / Page | 32 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. RUN Thresholds vs VIN. RUN … |
| File Format / Size | PDF / 777 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. RUN Thresholds vs VIN. RUN Thresholds vs Temperature. RT vs Frequency
Model Line for this Datasheet
Text Version of Document
LTC1871X
TYPICAL PERFORMANCE CHARACTERISTICS RUN Thresholds vs VIN RUN Thresholds vs Temperature RT vs Frequency
1.5 1.60 1000 1.55 1.50 1.4 1.45 1.40 (kΩ) 100 R T 1.35 1.3 RUN THRESHOLDS (V) RUN THRESHOLDS (V) 1.30 1.25 1.2 1.20 10 0 10 20 30 40 –50 –25 0 25 50 75 100 125 150 175 200 0 100 200 300 400 500 600 700 800 900 1000 VIN (V) TEMPERATURE (°C) FREQUENCY (kHz) 1871x G10 1871x G09 1871x G11
Maximum Sense Threshold vs SENSE Pin Current vs Frequency vs Temperature Temperature Temperature
330 160 35 325 34 320 33 315 155 32 310 31 305 150 30 300 29 295 TE FREQUENCY (kHz) 28 GA 290 145 SENSE PIN CURRENT (µA) 285 MAX SENSE THRESHOLD (mV) 27 280 26 275 140 25 –50 –25 0 25 50 75 100 125 150 175 200 –50 –25 0 25 50 75 100 125 150 175 200 –50 –25 0 25 50 75 100 125 150 175 200 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 1871x G12 1871x G13 1871x G14
INTVCC Load Regulation INTVCC Line Regulation
5.4 VIN = 7.5V 5.2 5.3 VOLTAGE (V) VOLTAGE (V) CC 5.1 CC 5.2 INTV INTV 5.0 5.1 0 10 20 30 40 50 60 70 80 0 5 10 15 20 25 30 35 40 INTVCC LOAD (mA) VIN (V) 1871x G15 1871x G16 1871xf 6 For more information www.linear.com/LTC1871X 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 Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS RUN Thresholds vs VIN RUN Thresholds vs Temperature RT vs Frequency
1.5 1.60 1000 1.55 1.50 1.4 1.45 1.40 (kΩ) 100 R T 1.35 1.3 RUN THRESHOLDS (V) RUN THRESHOLDS (V) 1.30 1.25 1.2 1.20 10 0 10 20 30 40 –50 –25 0 25 50 75 100 125 150 175 200 0 100 200 300 400 500 600 700 800 900 1000 VIN (V) TEMPERATURE (°C) FREQUENCY (kHz) 1871x G10 1871x G09 1871x G11
Maximum Sense Threshold vs SENSE Pin Current vs Frequency vs Temperature Temperature Temperature
330 160 35 325 34 320 33 315 155 32 310 31 305 150 30 300 29 295 TE FREQUENCY (kHz) 28 GA 290 145 SENSE PIN CURRENT (µA) 285 MAX SENSE THRESHOLD (mV) 27 280 26 275 140 25 –50 –25 0 25 50 75 100 125 150 175 200 –50 –25 0 25 50 75 100 125 150 175 200 –50 –25 0 25 50 75 100 125 150 175 200 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 1871x G12 1871x G13 1871x G14
INTVCC Load Regulation INTVCC Line Regulation
5.4 VIN = 7.5V 5.2 5.3 VOLTAGE (V) VOLTAGE (V) CC 5.1 CC 5.2 INTV INTV 5.0 5.1 0 10 20 30 40 50 60 70 80 0 5 10 15 20 25 30 35 40 INTVCC LOAD (mA) VIN (V) 1871x G15 1871x G16 1871xf 6 For more information www.linear.com/LTC1871X 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 Package Description Typical Application Related Parts
