PST994 Features
` Voltage detect precision VS±5% max
` Low consumption current ICCH=300A typ. ICCL=250A typ
` Low operating threshold voltage 0.65V typ.
` Hysteresis voltage is provided as detect voltage 50mV typ.
` Large output current at the time ON 15mA typ.
` Detect voltage rank PST993 C : 4.5VH: 3.1V
D: 4.2VI: 2.9V
E: 3.9VJ : 2.7V
F: 3.6VK: 2.5V
G: 3.3VL : 2.3V
(Same ranks for PST994 too)
` Output form
PST993 : Constant current load built-in
PST994 : Open collector
PST994 Typical Application
· Reset circuits for microcomputers, CPU and MPU.
· Reset circuit for logic circuitry.
· Level detecting circuit.
PST994 Connection Diagram
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