S-882130AMH-M2FTFS 查看數據表（PDF） - Seiko Instruments Inc
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S-882130AMH-M2FTFS Datasheet PDF : 24 Pages
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VOLTAGE REGULATION BOOST CHARGE PUMP DC-DC CONVERTER
S-8821 Series
Block Diagram
Rev.5.1_02
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
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