LTC3526 Datasheet, PDF (7/16 Pages) Linear Technology – 500mA 1MHz Synchronous Step-Up DC/DC Converters in 2mm X 2mm DFN

LTC3526/LTC3526B
BLOCK DIAGRAM
V_IN
0.85V
TO 5V
C_IN
2.2μF
SHDN
4
4M
L1
4.7μH
V_OUT
3
V_IN
1
SW
V_BEST
V_B
V_SEL
WELL
SWITCH
ANTI-RING
V_{OUT 6}
SHUTDOWN SHUTDOWN
V_REF
UVLO
V_REF
START-UP
1MHz
CLK
OSC
GATE DRIVERS
AND
ANTI-CROSS
CONDUCTION
I_PK
COMP
I_PK
–+
I_ZERO
Σ
COMP
SLOPE
COMP
LOGIC
I_ZERO
MODE
CONTROL
ERROR AMP
SLEEP COMP
V_REF
FB
5
CLAMP
THERMAL
TSD
WAKE
SHUTDOWN
C_SS
EXPOSED
PAD
GND
7
2
3526 BD
V_OUT
1.6V
TO 5.25V
R2
C_OUT
4.7μF
R1
3526bfb
7