Datasheet LT3507 (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | Triple Monolithic Step-Down Regulator with LDO |
| Pages / Page | 30 / 6 — typical perForMance characteristics. RUN Threshold vs Temperature. … |
| File Format / Size | PDF / 395 Kb |
| Document Language | English |
typical perForMance characteristics. RUN Threshold vs Temperature. VIN1-VINSW Voltage Drop vs IVINSW
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LT3507
typical perForMance characteristics RUN Threshold vs Temperature VIN1-VINSW Voltage Drop vs IVINSW Current Limit vs Duty Cycle
1.2 0.40 4.5 TA = 25°C TA = 25°C 0.35 4.0 1.0 CHANNEL 1 0.30 3.5 0.8 3.0 (V) 0.25 2.5 0.6 (A) INSW 0.20 –V I LIM 2.0 CHANNELS 2 & 3 V IN 0.15 0.4 1.5 RUN THRESHOLD (V) 0.10 1.0 0.2 0.05 0.5 0.0 0.00 0.0 –50 –30 –10 30 50 70 90 110 130 150 0 0.2 0.4 0.6 0.8 1.0 0 20 40 60 80 100 TEMPERATURE (°C) IVINSW (mA) DUTY CYCLE (%) 3507 G10 3507 G11 3507 G12
Minimum On-Time vs ISW Minimum Off-Time vs ISW
250 200 200 –40°C 150 25°C 150 150°C 150°C 100 100 25°C MINIMUM ON-TIME (ns) MINIMUM OFF-TIME (ns) 50 50 –40°C 0 0 0 1 2 3 0 0.5 1 1.5 2 2.5 3 ISW (A) ISW (A) 3507 G13 3507 G14 3507fb 6 For more information www.linear.com/LT3507
typical perForMance characteristics RUN Threshold vs Temperature VIN1-VINSW Voltage Drop vs IVINSW Current Limit vs Duty Cycle
1.2 0.40 4.5 TA = 25°C TA = 25°C 0.35 4.0 1.0 CHANNEL 1 0.30 3.5 0.8 3.0 (V) 0.25 2.5 0.6 (A) INSW 0.20 –V I LIM 2.0 CHANNELS 2 & 3 V IN 0.15 0.4 1.5 RUN THRESHOLD (V) 0.10 1.0 0.2 0.05 0.5 0.0 0.00 0.0 –50 –30 –10 30 50 70 90 110 130 150 0 0.2 0.4 0.6 0.8 1.0 0 20 40 60 80 100 TEMPERATURE (°C) IVINSW (mA) DUTY CYCLE (%) 3507 G10 3507 G11 3507 G12
Minimum On-Time vs ISW Minimum Off-Time vs ISW
250 200 200 –40°C 150 25°C 150 150°C 150°C 100 100 25°C MINIMUM ON-TIME (ns) MINIMUM OFF-TIME (ns) 50 50 –40°C 0 0 0 1 2 3 0 0.5 1 1.5 2 2.5 3 ISW (A) ISW (A) 3507 G13 3507 G14 3507fb 6 For more information www.linear.com/LT3507
