Datasheet LT8309 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | Secondary-Side Synchronous Rectifier Driver |
| Pages / Page | 14 / 5 — Typical perForMance characTerisTics. DRAIN Pin Current. Comparator … |
| File Format / Size | PDF / 232 Kb |
| Document Language | English |
Typical perForMance characTerisTics. DRAIN Pin Current. Comparator Turn-On Threshold. Comparator Turn-Off Threshold
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LT8309
Typical perForMance characTerisTics DRAIN Pin Current Comparator Turn-On Threshold Comparator Turn-Off Threshold vs Temperature vs Temperature vs Temperature
14 –40 40 12 –45 35 –50 30 10 –55 25 8 –60 20 6 –65 15 4 DRAIN PIN CURRENT (µA) –70 10 TURN-ON THRESHOLD (mV) TURN-OFF THRESHOLD (mV) 2 –75 5 0 –80 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) 8309 G10 8309 G11 8309 G12
Latch Reset Threshold vs Temperature GATE Rise and Fall Time vs Charge GATE Current vs Charge
1.40 200 4.0 1.35 3.5 1.30 150 GATE SINK CURRENT 3.0 1.25 2.5 RISE TIME 1.20 100 2.0 TIME (ns) TIME (ns) 1.15 1.5 GATE SOURCE CURRENT THRESHOLD VOLTAGE (V) 1.10 50 1.0 FALL TIME 1.05 0.5 1.00 0 0 –50 –25 0 25 50 75 100 125 150 0 30 60 90 120 150 0 30 60 90 120 150 TEMPERATURE (°C) CHARGE (nC) CHARGE (nC) 8309 G13 8309 G14 8309 G15 8309fa For more information www.linear.com/LT8309 5
Typical perForMance characTerisTics DRAIN Pin Current Comparator Turn-On Threshold Comparator Turn-Off Threshold vs Temperature vs Temperature vs Temperature
14 –40 40 12 –45 35 –50 30 10 –55 25 8 –60 20 6 –65 15 4 DRAIN PIN CURRENT (µA) –70 10 TURN-ON THRESHOLD (mV) TURN-OFF THRESHOLD (mV) 2 –75 5 0 –80 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) 8309 G10 8309 G11 8309 G12
Latch Reset Threshold vs Temperature GATE Rise and Fall Time vs Charge GATE Current vs Charge
1.40 200 4.0 1.35 3.5 1.30 150 GATE SINK CURRENT 3.0 1.25 2.5 RISE TIME 1.20 100 2.0 TIME (ns) TIME (ns) 1.15 1.5 GATE SOURCE CURRENT THRESHOLD VOLTAGE (V) 1.10 50 1.0 FALL TIME 1.05 0.5 1.00 0 0 –50 –25 0 25 50 75 100 125 150 0 30 60 90 120 150 0 30 60 90 120 150 TEMPERATURE (°C) CHARGE (nC) CHARGE (nC) 8309 G13 8309 G14 8309 G15 8309fa For more information www.linear.com/LT8309 5
