Datasheet
LT3045
14
Rev. B
For more information www.analog.com
BLOCK DIAGRAM
V
+
–
OUTPUT OVERSHOOT
RECOVERY
ERROR
AMPLIFIER
INTERNAL CURRENT
LIMIT
PROGRAMMABLE
CURRENT LIMIT
QC
QP
OUT
C
OUT
C
IN
V
IN
R
L
V
OUT
1.5V
100µA
2mA
V
+
–
300mV
215Ω
QPWR
+
–
DRIVER
+
–
–
+
V
+
–
300mV
ILIM
R
ILIM
–
+
IN
THERMAL
SHDN
CURRENT
REFERENCE
FAST START-UP
INPUT
UVLO
SET-TO-OUTS
PROTECTION
CLAMP
INPUT UVLO
CURRENT LIMIT
THERMAL SHDN
DROPOUT
R
SET
R
PG
R
PG2
R
PG1
C
SET
+
–
FAST START-UP
DISABLE LOGIC
OUTS
3045 BD
SETPGPGFB
EN/UV
GND
V
+
–
300mV
V
+
–
1.24V
PROGRAMMABLE
POWER GOOD
+
–
ENABLE
COMPARATOR
BIAS
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.