SC4539 Semtech Corporation, SC4539 Datasheet - Page 9

• Manufacturer Part Number: SC4539
• Description: High Effi ciency Boost Converter
• Manufacturer: Semtech Corporation

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Block Diagram
EN
BL
IN
8
2
6
UVLO
Reference and
Regulator
Internal
Shutdown
Thermal
OSC
Setpoint
ISET
S
LED
3
OVP
OUT
5
R
Comparator
Q
and Summation
Error Signal
Selection
Sense Amp
RSENSE
1
7
4
SC4539
GND
COMP
LX
9