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S-85S1PD23-I8T1U Datasheet(PDF) 8 Page - Seiko Instruments Inc |
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S-85S1PD23-I8T1U Datasheet(HTML) 8 Page - Seiko Instruments Inc |
8 / 38 page POWER MONITORING OUTPUT, 5.5 V INPUT, 200 mA SYNCHRONOUS STEP-DOWN SWITCHING REGULATOR WITH 260 nA QUIESCENT CURRENT S-85S1P Series Rev.1.3_00 8 2. Power monitor block Table 7 (VIN = 3.6 V, Ta = +25°C unless otherwise specified) Item Symbol Condition Min. Typ. Max. Unit Operating input voltage VIN − 1.5 3.6 5.5 V Output voltage *1 VPMOUT(S) −10 μA ≤ IPMOUT ≤ 10 μA S-85S1PCxx − VIN/2 − V S-85S1PDxx − VIN/3 − V Load current IPMOUT − −10 − 10 μA Output offset voltage VPOF −10 μA ≤ IPMOUT ≤ 10 μA S-85S1PCxx −30 − 30 mV S-85S1PDxx −20 − 20 mV Output impedance RPS −10 μA ≤ IPMOUT ≤ 10 μA − − 1000 Ω Power-up time tPU CPM = 0.22 μF, no load S-85S1PCxx − 2.2 10 ms S-85S1PDxx − 1.1 10 ms Current consumption during operation *2 ISS1P VPMEN = VIN, no load (VEN = 0 V) − 280 550 nA PMEN pin input voltage "H" VPSH VIN = 3.6 V, Determined by VPMOUT output level 1.0 − − V PMEN pin input voltage "L" VPSL Determined by VPMOUT output level − − 0.25 V PMEN pin input current "H" IPSH VPMEN = VIN −100 − 100 nA PMEN pin input current "L" IPSL VPMEN = 0 V −100 − 100 nA "L" output Nch ON resistance RPLOW VPMEN = 0 V, VPMOUT = 0.1 V − 2.8 − k Ω *1. VPMOUT(S): Set output voltage VPMOUT(S) + VPOF: Actual output voltage *2. Current consumption when only the power monitor block is in operation. |
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