DescriptionThe UA7390 is a monolithic ground fault detector circuit utilizing the fairchild planar* epitaxial process. UA7390 is designed for use in class A ground fault circuit interrupters for operation directly off the ac line in either breakers or receptacles. The features of the UA7390 are: ...
UA7390: DescriptionThe UA7390 is a monolithic ground fault detector circuit utilizing the fairchild planar* epitaxial process. UA7390 is designed for use in class A ground fault circuit interrupters for ope...
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The UA7390 is a monolithic ground fault detector circuit utilizing the fairchild planar* epitaxial process. UA7390 is designed for use in class A ground fault circuit interrupters for operation directly off the ac line in either breakers or receptacles.
The features of the UA7390 are: (1)operates directly from AC line; (2)built in 24V regulator; (3)high gain operational amplifier; (4)50mA output current pulse to trigger SCRs; (5)low external part count; (6)mini-dip package; (7)high noise immunity.
The absolute maximum ratings of the UA7390 are: (1)supply voltage limited by internal zener; (2)supplu current: 40mA; (3)power temperature range: 560mW; (4)storage temperature range: -55 to 125; (5)operating temperature: -40 to +85; (6)pin temperature soldering 10s: 260.