Datasheet LTC1696 (Analog Devices) - 5
| Hersteller | Analog Devices |
| Beschreibung | Overvoltage Protection Controller |
| Seiten / Seite | 14 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS. TIMER Current. TIMER Current vs … |
| Dateiformat / Größe | PDF / 178 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS. TIMER Current. TIMER Current vs Temperature. vs Feedback Overdrive. Glitch Filter Timer
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LTC1696
TYPICAL PERFORMANCE CHARACTERISTICS TIMER Current TIMER Current TIMER Current vs Temperature vs Feedback Overdrive vs Feedback Overdrive
22 20 16 VCC = 12V VCC = 12V VCC = 3.3V T T 20 A = 25°C A = 25°C FB1 AND FB2 OVERDRIVE FB1 AND FB2 OVERDRIVE 14 16 18 FB1 + FB2 OVERDRIVE 200mV FB1 OR FB2 OVERDRIVE 12 16 12 FB1 OR FB2 OVERDRIVE 10 14 FB1 OR FB2 OVERDRIVE 200mV 8 8 TIMER CURRENT (µA) 12 TIMER CURRENT (µA) TIMER CURRENT (µA) 4 10 6 8 0 4 –50 –25 0 25 50 75 100 125 150 0 50 100 150 200 250 0 50 100 150 200 250 TEMPERATURE (°C) FEEDBACK OVERDRIVE (mV) FEEDBACK OVERDRIVE (mV) 1696 G10 1696 G11 1696 G12
Glitch Filter Timer Glitch Filter Timer External Trigger Threshold vs Feedback Overdrive vs Feedback Overdrive Voltage vs Supply Voltage
25 30 1.51 VCC = 3.3V VCC = 12V TA = 25°C TA = 25°C TA = 25°C 25 1.50 20 1.49 20 15 1.48 FB1 OR FB2 OVERDRIVE 15 10 1.47 10 FB1 OR FB2 OVERDRIVE FB1 AND FB2 OVERDRIVE 1.46 GLITCH FILTER TIMER (µs) 5 GLITCH FILTER TIMER (µs) 5 FB1 AND FB2 OVERDRIVE 1.45 0 0 EXTERNAL TRIGGER TRESHOLD VOLTAGE (V) 1.44 0 50 100 150 200 250 0 50 100 150 200 250 0 5 10 15 20 25 30 FEEDBACK OVERDRIVE (mV) FEEDBACK OVERDRIVE (mV) SUPPLY VOLTAGE (V) 1696 G13 1696 G14 1696 G15
External Trigger Threshold RESET Threshold Voltage RESET Threshold Voltage Voltage vs Temperature vs Supply Voltage vs Temperature
1.505 0.868 0.88 VCC = 12V TA = 25°C VCC = 12V 0.866 0.875 1.5 0.864 0.87 1.495 0.862 0.865 1.49 0.860 0.86 0.858 0.855 1.485 THRESHOLD VOLTAGE (V) 0.856 RESET THRESHOLD (V) 0.85 1.48 RESET 0.854 0.845 EXTERNAL TRIGGER THRESHOLD VOLTAGE (V) 1.475 0.852 0.84 –50 –25 0 25 50 75 100 125 150 0 5 10 15 20 25 30 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 1696 G16 1696 G17 1696 G18 1696fb For more information www.linear.com/LTC1696 5
TYPICAL PERFORMANCE CHARACTERISTICS TIMER Current TIMER Current TIMER Current vs Temperature vs Feedback Overdrive vs Feedback Overdrive
22 20 16 VCC = 12V VCC = 12V VCC = 3.3V T T 20 A = 25°C A = 25°C FB1 AND FB2 OVERDRIVE FB1 AND FB2 OVERDRIVE 14 16 18 FB1 + FB2 OVERDRIVE 200mV FB1 OR FB2 OVERDRIVE 12 16 12 FB1 OR FB2 OVERDRIVE 10 14 FB1 OR FB2 OVERDRIVE 200mV 8 8 TIMER CURRENT (µA) 12 TIMER CURRENT (µA) TIMER CURRENT (µA) 4 10 6 8 0 4 –50 –25 0 25 50 75 100 125 150 0 50 100 150 200 250 0 50 100 150 200 250 TEMPERATURE (°C) FEEDBACK OVERDRIVE (mV) FEEDBACK OVERDRIVE (mV) 1696 G10 1696 G11 1696 G12
Glitch Filter Timer Glitch Filter Timer External Trigger Threshold vs Feedback Overdrive vs Feedback Overdrive Voltage vs Supply Voltage
25 30 1.51 VCC = 3.3V VCC = 12V TA = 25°C TA = 25°C TA = 25°C 25 1.50 20 1.49 20 15 1.48 FB1 OR FB2 OVERDRIVE 15 10 1.47 10 FB1 OR FB2 OVERDRIVE FB1 AND FB2 OVERDRIVE 1.46 GLITCH FILTER TIMER (µs) 5 GLITCH FILTER TIMER (µs) 5 FB1 AND FB2 OVERDRIVE 1.45 0 0 EXTERNAL TRIGGER TRESHOLD VOLTAGE (V) 1.44 0 50 100 150 200 250 0 50 100 150 200 250 0 5 10 15 20 25 30 FEEDBACK OVERDRIVE (mV) FEEDBACK OVERDRIVE (mV) SUPPLY VOLTAGE (V) 1696 G13 1696 G14 1696 G15
External Trigger Threshold RESET Threshold Voltage RESET Threshold Voltage Voltage vs Temperature vs Supply Voltage vs Temperature
1.505 0.868 0.88 VCC = 12V TA = 25°C VCC = 12V 0.866 0.875 1.5 0.864 0.87 1.495 0.862 0.865 1.49 0.860 0.86 0.858 0.855 1.485 THRESHOLD VOLTAGE (V) 0.856 RESET THRESHOLD (V) 0.85 1.48 RESET 0.854 0.845 EXTERNAL TRIGGER THRESHOLD VOLTAGE (V) 1.475 0.852 0.84 –50 –25 0 25 50 75 100 125 150 0 5 10 15 20 25 30 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) SUPPLY VOLTAGE (V) TEMPERATURE (°C) 1696 G16 1696 G17 1696 G18 1696fb For more information www.linear.com/LTC1696 5