SC120EVB SEMTECH [Semtech Corporation], SC120EVB Datasheet - Page 19
SC120EVB
Manufacturer Part Number
SC120EVB
Description
Low Voltage Synchronous Boost Regulator
Manufacturer
SEMTECH [Semtech Corporation]
Datasheet
1.SC120EVB.pdf
(32 pages)
- Current page: 19 of 32
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Block Diagram
EN
FB
IN
Oscillator and
Selection Logic
Output Voltage
Generator
Slope
Oscillator
+
-
Start-up
+
-
1.2 V
V
Amp.
Error
REF
+
-
Comp.
PWM
Comp.
Slope
Control
PWM
Comp.
V
OUT
+
-
+
-
Gate Drive
1.7 V
Control
Amplifier
Logic
Amplifier
and
Current
N
LIM
Amp.
P
LIM
+
+
+
-
-
-
Bulk
Bias
SC120
LX
OUT
GND
19
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