KA75450

www.fairchildsemi.com KA75XXX Voltage Detector Features Detecting Against Error Operations At The Power On/off. Resetting Function For The Low Voltage Microprocessor. Checking Low Battery Description The KA75250/KA75270/KA75290/KA75310/KA75330/ KA75360/KA75390/KA75420/KA75450 prevents the error of system from supply voltage below normal voltage level at the time the power on and instantaneous power off in systems. TO-92 1 SOT-89 1 1. Input 2. GND 3. Output Internal Block Diagram INPUT 1 1:TO-92 3:SOT-89 3 OUT 3:TO-92 1:SOT-89 VREF 2 GND 2:TO-92 2:SOT-89 Rev. 1.0.3 ©2002 Fairchild Semiconductor Corporation KA75XXX Absolute Maximum Rating (TA=25°C) Characteristic Supply Voltage Detecting Voltage Hysteresis Voltage Operating Temperature Storage Temperature Power Dissipation TO-92 SOT-89 Detecting Voltage Temperature Coefficient Symbol Vcc VDET VHYS TOPR TSTG PD ∆VDET/∆T Value 0.3 ~ +15.0 2.5/2.7/2.9/3.1 3.3/3.6/3.9/4.2/4.5 50 -25 ~ +85 -50 ~ +150 200 500 RL = 200Ω, +0.01 Unit V V mV °C °C mW %/°C Electrical Characteristics (TA=25°C) Characteristic Symbol Test Conditions RL= 200Ω VOL ≤ 0.4V Detecting Voltage VDET KA75250 KA75270 KA75290 KA75310 KA75330 KA75360 KA75390 KA75420 KA75450 Min 2.35 2.55 2.75 2.95 3.15 3.45 3.75 4.05 4.35 30 0.6 10 8 Typ 2.5 2.7 2.9 3.1 3.3 3.6 3.9 4.2 4.5 50 ±0.01 300 30 0.8 10 15 20 16 Max 2.65 2.85 3.05 3.25 3.45 3.75 4.05 4.35 4.65 0.4 0.1 100 500 50 1.0 20 30 30 Unit V Low Output Voltage Output Leakage Current Hysteresis Vo...