Datasheet

       
    
 
SLVS293D − NOVEMBER 2000 − REVISED MAY 2002
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
functional block diagram—adjustable version
_
+
Thermal
Shutdown
Bandgap
Reference
V
IN
Current
Sense
R2
V
IN
GND
EN
V
OUT
SHUTDOWN
V
ref
= 1.22 V
UVLO
ILIM
External to
the Device
FB
R1
UVLO
functional block diagram—fixed version
_
+
Thermal
Shutdown
Falling
Edge Delay
V
IN
Current
Sense
R1
R2
V
IN
GND
EN
V
OUT
PG
SHUTDOWN
UVLO
ILIM
Bandgap
Reference
UVLO
V
ref
= 1.22 V
Terminal Functions (TPS755xx)
TERMINAL
I/O
DESCRIPTION
NAME NO.
I/O
DESCRIPTION
EN 1 I Enable input
FB/PG 5 I Feedback input voltage for adjustable device/PG output for fixed options
GND 3 Regulator ground
IN 2 I Input voltage
OUTPUT 4 O Regulated output voltage