S-882155AMH-M3ETFG(Rev3_1) 데이터 시트보기 (PDF) - Seiko Instruments Inc
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S-882155AMH-M3ETFG
(Rev.:Rev3_1)
(Rev.:Rev3_1)
Seiko Instruments Inc
S-882155AMH-M3ETFG Datasheet PDF : 19 Pages
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VOLTAGE REGULATION STEP-UP CHARGE PUMP DC-DC CONVERTER
S-8821 Series
Block Diagram
Rev.3.1_00
VIN
CIN=4.7 μF
SW1
C+
CPUMP=0.10 μF
C−
SW2
SW3
SW4
Switch
control
circuit
Soft start
circuit
PFM control
oscillator
circuit
(1.0 MHz)
Rs
+
Rf
-
ON/OFF
circuit
Reference
voltage
VOUT
COUT=10 μF
ON/OFF
Figure 1
GND
2
Seiko Instruments Inc.
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