________________________________________________________________________________________________________________ 29 xc66d series positive voltage regulator with built-in voltage detect functions general description features the xc66d series consists of a voltage detector and voltage regulator built into the one chip and is, essentially, a voltage regulator with voltage detect capabilities. low power consumption and high accuracy is achieved through cmos and laser trimming technologies. the detector features an output driver, hysteresis circuit, com - parator and extremely accurate standard voltage. the regulator features an error correction circuit, output driver with current limiter functions, minimal input-output voltage differential and similarly accurate standard voltage. sot-25 ( 150mw) package available. maximum output current: 100ma(within the max. continuous total power dissipation, v out =5.0v) output voltage range: 2.0v to 6.0v programmable in 0. 1v steps ( standard 5.0v ) highly accurate output voltage: set-up voltage accuracy 2% output voltage temp.characteristics: typ 100ppm/ c detect voltage range: 1.8v to 6.0v programmable in 0. 1v steps highly accurate detect voltage: set-up voltage accuracy 2% low power consumption: typ 3.2 a (v out = 5.0v) detect voltage temp.characteristics: typ 100ppm/ c detect voltage output configuration: n-ch open drain cmos ( high level = v out ) line regulation: typ 0. 1 %/v ultra small package: sot-25 (150mw) mini-mold pin configuration pin assignment 1 sot-25 (top view) v in vd out v ss 2 3 4 5 vd in v out pin number pin name function 1v dout voltage detect output 2v ss ground 3v din voltage detect input 4v in power supply 5v out voltage regulator output block diagram (1) xc66dc cmos output ( high level = v out ) (2) xc66dn n-ch open drain vref voltage limiter v ss vd in v in vd out v out + ? - vref v ss vd in v in vd out v out voltage limiter + - + - ordering information xc66d ab cde designator description designator description a detector output configuration c = cmos (high level=v out ) n = n-ch open drain d package type m = sot-25 b detect voltage (v df ) 25 = 2.5v 38 = 3.8v c regulator output voltage (v out ) 33 = 3.3v 50 = 5.0v e device orientation r = embossed tape ( orientation of device : right ) l = embossed tape ( orientation of device : left )
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