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XC9141 Datasheet(PDF) 2 Page - Torex Semiconductor

Part # XC9141
Description  Load Disconnection Function, 0.8A Step-up DC/DC Converters
PDF  30 Pages
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Manufacturer  TOREX [Torex Semiconductor]
Direct Link  http://www.torex.co.jp
Logo TOREX - Torex Semiconductor

XC9141 Datasheet(HTML) 2 Page - Torex Semiconductor

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XC9141/XC9142 Series
■
BLOCK DIAGRAM
●
XC9141A/XC9142A type
* Diodes inside the circuits are ESD protection diodes and parasitic diodes.
* XC9141 series chooses only PWM control.
●
XC9141B/XC9142B type
* Diodes inside the circuits are ESD protection diodes and parasitic diodes.
* XC9141 series chooses only PWM control.
●
XC9142C type
* Diodes inside the circuits are ESD protection diodes and parasitic diodes.
OSC
RAMP Wave
Generator
Phase
Compensation
Buffer
Driver
Vref with
Soft Start
CE Controller
Logic
Load disconnect
Controller
Error Amp.
PWM
comparator
CL
Discharge
CE
VOUT
GND
Lx
RFB1
RFB2
FB
PWM/PFM
Controller Logic
BAT
VDD MAX
VOUT
VDD
CFB
Current sense
VOUT
OSC
RAMP Wave
Generator
Phase
Compensation
Buffer
Driver
Vref with
Soft Start
CE Controller
Logic
Load disconnect
Controller
Error Amp.
PWM
comparator
CE
VOUT
GND
Lx
RFB1
RFB2
FB
PWM/PFM
Controller Logic
BAT
VDD MAX
VOUT
VDD
CFB
Current sense
Bypass SW
VOUT
OSC
RAMP Wave
Generator
Phase
Compensation
Buffer
Driver
Vref with
Soft Start
CE Controller
Logic
Load disconnect
Controller
Error Amp.
PWM
comparator
CE
VOUT
GND
Lx
RFB1
RFB2
FB
PWM/PFM
Controller Logic
BAT
VDD MAX
VOUT
VDD
CFB
Current sense
VOUT



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