特點

• monitors three inputs simultaneously
  ltc1727-5: 5v, 3.3v
  and adj
  ltc1727-2.5: 2.5v, 3.3v
  and adj
  ltc1728-5: 5v,
• ±1.5% threshold accuracy over temperature
• very low supply current: 10µa typ
• 200ms reset time delay
• active low reset output
• power supply glitch immunity
• guaranteed reset for
  v_cc3>/= 1v or
  v_cc5/v_cc25/v_cc18>/= 1v
• ltc1727 includes monitor output for each supply
• ltc1727: 8-lead msop and so packages
• ltc1728: 5-lead sot-23 package

typical application