Datasheet

TPS60200, TPS60201, TPS60202, TPS60203
REGULATED 3.3 V, 100-mA LOW-RIPPLE CHARGE PUMP
LOW POWER DC/DC CONVERTERS
SLVS274 – MARCH 2000
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
functional block diagrams
TPS60200 and TPS60202 with low-battery detector
_
+
Oscillator
Control
Circuit
_
+
+
–
V
REF
_
+
+
–
Shutdown/
Start-Up
Control
0.8 x V
IN
+
–
V
REF
LBI
GND
LBO
EN
Charge Pump 1
C1+
C1–
C1
C2+
C2–
OUT
C2
IN
Charge Pump 2
Autodischarge
0°
180°
TPS60201 and TPS60203 with power-good detector
_
+
Oscillator
Control
Circuit
_
+
+
–
V
REF
_
+
+
–
Shutdown/
Start-Up
Control
0.8 x V
IN
+
–
V
REF
GND
PG
EN
Charge Pump 1
C1+
C1–
C1
C2+
C2–
OUT
C2
IN
Charge Pump 2
Autodischarge
0°
180°