KA7539

KA75XXX VOLTAGE DETECTOR VOLTAGE DETECTOR The KA75250/270/290/310/33/36/39/42/45 prevents error of system from supply voltage below normal voltage level at the time the power on and instantaneous power off in systems. TO-92 FEATURES Detecting against error operations at the power ON/OFF. Resetting function for the low voltage microprocessor. Checking low battery 1.Input 2.GND 3.Output BLOCK DIAGRAM ORDERING INFORMATION VCC æ 1 Device KA75250 PKG Operating Temp. 3 OUT è KA75270 KA75290 KA75310 KA7533 KA7536 KA7539 TO-92 -30~ + 75 Î VREF + - KA7542 KA7545 GND ç 2 Rev. B ©1999 Fairchild Semiconductor Corporation KA75XXX ABSOLUTE MAXIMUM RATING (T A = 25Î) Characteristic Supply Voltage Detecting Voltage Hysteresis Voltage Operating Temperature Storage Temperature Power Dissipation Detecting Voltage Temperature Coefficient Symbol VCC VDET VHYS T OPR T STG VOLTAGE DETECTOR Value 0.3 ~ +15.0 2. 5/2.7/2.9/3.1 3. 3/3.6/3.9/4.2/4.5 50 - 30 ~ + 75 - 50 ~ + 150 200 RL = 200 Unit V V LV /LT DET PD `, ä0.01 Î Î Mw /Î mV ELECTRICAL CHARACTERISTICS (T A = 25Î) Characteristic Detecting Voltage Symbol VDET Test RL = 200 VOL 0.4V  ` Conditions KA75250 KA75270 KA75290 KA75310 KA7533 KA7536 KA7539 KA7542 KA7545 Min 2.35 2.55 2.75 2.95 3.15 3.45 3.75 4.05 4.35 Typ 2. 5 2.7 2.9 3.1 3.3 3.6 3.9 4.2 4.5 Max 2.65 2.85 3.05 3.25 3.45 3.75 4.05 4.35 4.65 0.4 0.1 Unit V Low Output Voltage Output Leakage Current Hysteresis Voltage Detecting Voltage Temper...