XA6121 Datasheet, PDF (1/27 Pages) Torex Semiconductor – ウォッチドッグ ON/OFF 機能付き電圧検出器（VDF=1.6V～5.0V

XA6121/XA6122
XA6123/XA6124 γϦʔζ
΢Υονυοά ON/OFF ػೳ෇͖ిѹݕग़ثʢVDF=1.6Vʙ5.0Vʣ
JTR0224-001
2010/10/13
ç ˙֓ཁ
ç XA6121/XA6122/XA6123/XA6124 γϦʔζ͸ߴਫ਼౓ɺ௿ফඅిྲྀΛ࣮ ͨ͠ݱCMOS ϓϩηεͷ΢Υονυοάػೳ
ç ෇͖ిѹݕग़͢Ͱثɻ಺෦͸ج४ిѹݯɺ஗Ԇճ࿏ɺίϯύϨʔλɺग़ྗυϥΠόʔճ࿏͔Βߏ੒͞Ε͍ͯ·͢ɻ
ç _{஗Ԇճ࿏Λ಺ଂ͍ͯ͠ΔͨΊ֎෇͚෦඼ͳ͠Ͱ஗Ԇ࣌ؒΛ࣋ͬͨ৴߸Λग़ྗ͠·͢ɻग़ྗλΠϓ͸ݕग़̡࣌Ϩϕϧ}
ç _{ʢVDFLʣͰ͢ɻ}
ç _{·ͨ΢Υονυοά ON/OFF ػೳ͕෇͍͓ͯΓɺEN/ENB ୺ࢠΛ L ຢ͸ H Ϩϕϧʹ͢Δ͜ͱʹΑΓిѹݕग़ث͸ػ}
ç _{ೳͨ͠··ɺ΢ΥονυοάػೳͷΈΛ OFF ͢Δ͜ͱ͕ՄೳͰ͢ɻXA6122/XA6124 γϦʔζͷ EN/ENB ୺ࢠ͸಺෦}
ç _{Ͱ VIN ʹϓϧΞοϓຢ͸ VSS ʹϓϧμ΢ϯ͞Ε͓ͯΓɺWD ػೳΛ࢖༻͢Δࡍ͸ OPEN Ͱ΋࢖༻ՄೳͰ͢ɻ}
ç _{ݕग़ిѹ͸ϨʔβʔτϦϛϯάʹΑΓ 1.6Vʙ5.0V ·Ͱɺ0.1V εςοϓͰઃఆՄೳͰ͢ɻ}
ç _{΢ΥονυοάλΠϜΞ΢τ࣌ؒ͸ 50ms ͔Β 1.6s ·Ͱ 6 छྨબ୒Ͱ͖·͢ɻ}
ç _{ղআ஗Ԇ࣌ؒ͸ 3.13ms ͔Β 400ms ·Ͱ 5 छྨબ୒Ͱ͖·͢ɻ}
ç
ç _{˙ç༻్ç ç ç ç ç ç ç ç}
ç
ç
˔Ξϛϡʔζϝϯτ
ç
ç
˙ಛ௕
ݕग़ిѹൣғç ç ç
ώεςϦγε෯ç
ಈ࡞ిѹൣғç
ɿ1.6Vʙ5.0Vʶ2ˋʢ0.1V εςοϓʣç
ɿV_DFLʷ5ˋʢTYPʣ
ɿ1.0Vʙ6.0V
ç
ݕग़ిѹԹ౓ಛੑç ɿ±100ppm/ˆʢTYPʣ
ç
ग़ྗܗଶç
ɿNch ΦʔϓϯυϨΠϯग़ྗç
ç
΢Υονυοά୺ࢠçāç΢Υονυοάೖྗɻç
ç
ČĕöČĕĉ ୺ࢠç
ɿ΢Υονυοάػೳ Ėččɻç
ç
ç
ղআ஗Ԇ࣌ؒ(TYP) : 400ms,200ms,100ms,50ms,3.13ms
ç
΢ΥονυοάλΠϜΞ΢τ࣌ؒʢTYPʣç
ç
ç
É¿1.6s,800ms,400ms, 200ms,100ms,50ms
ç
ύοέʔδç
āçSOT-25ç
ç
΁ڥ؀ͷ഑ྀ
āçEU RoHS ࢦྩରԠɺԖϑϦʔ
ç
ç
ç
ç
ç
çç
ç
ç
ç _{˙୅දඪ४ճ࿏ç ç ç ç ç ç ç ç ç ˙୅දಛੑྫ}
ç
ç
ＸA６１２１～ＸA６１２４(V_DF=２.７Ｖ）
ç
14.0
Ta=85℃
ç
12.0
ç
ç
10.0
ç
ç
8.0
Ta=25℃
ç
6.0
Ta=-40℃
ç
ç
4.0
ç
ç
2.0
ççççççççççççç
0
0
1
2
3
4
5
6
Input Voltage:　V_IN (V)
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