
ISL78100
Boost Mode Application Diagram
V BAT
VIN
FAULT
VBAT
VDC
TEMP
TMAX
VHI
SWD1
SWD2
OVP
SWS1
SWS2
EN
EN/PWM
MODE
LEVEL
ENL
FB
GND
BUCK/BOOSTN
FIGURE 35. BASIC BOOST APPLICATION CIRCUIT
Boost Mode with Overcurrent Fault and LED Temperature Protections
Application Diagram
V BAT
TEMP
VIN
FAULT
VBAT
VDC
VHI
SWD1
SWD2
OVP
SENSOR
EN
V LEVEL (0V TO 2.5V)
TEMP
TMAX
EN/PWM
MODE
LEVEL
SWS1
SWS2
ENL
FB
GND
BUCK/BOOSTN
FIGURE 36. BOOST MODE APPLICATION WITH OVERCURRENT FAULT PROTECTION AND
LED TEMPERATURE PROTECTION
16
FN6626.1
December 24, 2013