LT1573C Linear Technology, LT1573C Datasheet - Page 15

• Manufacturer Part Number: LT1573C
• Description: Low Dropout PNP Regulator Driver
• Manufacturer: Linear Technology

TYPICAL APPLICATIO S
C
TO 7V
0.5 F
C
0.5 F
TIME
V
TIME
3.3V
IN2
V
3V
IN
+
+
C
C
C
SHDN (ACTIVE HIGH) PIN SHOULD BE TIED TO GROUND IF IT IS NOT USED
C
C
SHDN (ACTIVE HIGH) PIN SHOULD BE TIED TO GROUND IF IT IS NOT USED
IN1
IN2
TIME
IN
TIME
, C
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
, C
= AVX 15 F/10V SURFACE MOUNT TANTALUM CAPACITOR
OUT
= 0.5 F FOR 100ms TIME OUT AT ROOM TEMPERATURE
= 0.5 F FOR 100ms TIME OUT AT ROOM TEMPERATURE
OUT
High Efficiency 2.5V to 1.5V Converter at 6A Output Current
U
FB
LATCH
SHDN
GND
= AVX 100 F/10V SURFACE MOUNT TANTALUM CAPACITOR
= AVX 100 F/10V SURFACE MOUNT TANTALUM CAPACITOR
FB
LATCH
SHDN
GND
LT1573
LT1573
DRIVE
COMP
3.3V to 2.85V/1A Voltage Regulator
DRIVE
COMP
V
V
OUT
V
OUT
V
IN
IN
+
+
1/2W
1/2W
6
C
91
R
C
R
IN2
D
IN
D
R
200
1/8W
R
200
1/8W
B
B
+
+
MOTOROLA
D45H11
MOTOROLA
D45H11
C
C
OUT
OUT
+
R2
1k
1/8W
R1
186
1/8W
R2
1k
1/8W
R1
1.24k
1/8W
C
IN1
LOAD
LOAD
1573 TA04
V
2.85V
GND
1573 TA05
OUT
V
2.5V
V
1.5V
GND
IN1
OUT
LT1573
15