LTC3526 Linear Technology, LTC3526 Datasheet - Page 7

• Manufacturer Part Number: LTC3526
• Description: 500mA 1MHz Synchronous Step-Up DC/DC Converters
• Manufacturer: Linear Technology

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BLOCK DIAGRAM
TO 5V
0.85V
V
IN
C
2.2μF
IN
4
SHDN
4M
SHUTDOWN
UVLO
V
REF
SHUTDOWN
START-UP
THERMAL
ANTI-RING
1MHz
OSC
V
SHUTDOWN
REF
V
OUT
V
BEST
CLK
TSD
3
V
IN
V
B
GATE DRIVERS
CONDUCTION
ANTI-CROSS
LOGIC
AND
4.7μH
L1
EXPOSED
V
SEL
PAD
7
I
I
ZERO
PK
COMP
CONTROL
I
GND
PK
MODE
WAKE
1
2
SW
–
+
Σ
SLOPE
COMP
CLAMP
SWITCH
–
WELL
LTC3526/LTC3526B
C
SS
+
I
COMP
ZERO
SLEEP COMP
ERROR AMP
+
–
V
REF
V
OUT
FB
3526 BD
6
5
R2
R1
C
4.7μF
V
1.6V
TO 5.25V
OUT
OUT
3526bfb
7