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ALD2301A Datasheet(PDF) 4 Page - Advanced Linear Devices |
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ALD2301A Datasheet(HTML) 4 Page - Advanced Linear Devices |
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7-4 Advanced Linear Devices ALD2301A/ALD2301B ALD2301/ALD2301C TYPICAL PERFORMANCE CHARACTERISTICS 120 100 80 60 140 025 50 75 -25 -55 TEMPERATURE ( °C) 100 160 180 200 125 VS = ±2.5V No Load All comparators SUPPLY CURRENT vs. TEMPERATURE 2.4 2.2 2.0 1.8 2.6 025 50 75 -25 -55 TEMPERATURE ( °C) 100 2.8 3.0 125 VCM = 0V VS = ± 2.5V INPUT OFFSET VOLTAGE vs. TEMPERATURE TYPICAL APPLICATIONS 140 120 100 80 160 6.0 8.0 10.0 12.0 4.0 2.0 SUPPLY VOLTAGE (V) TA = 25°C RL = ∞ - + V+ TOTAL SUPPLY CURRENT vs. TOTAL SUPPLY VOLTAGE DUAL LIMIT WINDOW COMPARATOR LED turns on as photo-detector voltage reaches V LIMIT1. Both LED and horn turns on as photo-detector voltage reaches VLIMIT2. V EXTERNAL = +12V V+ = +5V. DUAL LIMIT PHOTO-DETECTOR MONITOR VOLTAGE COMPARATOR WITH COMPLEMENTARY OUTPUTS + + - - 1/2 ALD2301 OUTPUT HIGH FOR VIN < VREF(HIGH) MINIMUM RLOAD = 1.5KΩ > AND VOUT VIN V+ VREF(HIGH) 1/2 ALD2301 VREF(LOW) VREF(LOW) RLOAD VIN - - + + Q Q VIN VREF V+ 1/2 ALD2301 1/2 ALD2301 V+ VLIMIT2 PHOTO- DETECTOR LIGHT - - + + LED BUZZER VLIMIT 1 VExternal 1/2 ALD2301 1/2 ALD2301 |
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