Datasheet

MAX8627
Low V
BATT
, 20µA IQ, 1MHz Synchronous
Boost Converter with True Shutdown
8
Maxim Integrated
ILIM
AGND
LX
OUTS
POUT
R3
OUTPUT:
3V TO 5V, UP TO 1A
FB
BATT
ON
ON
OFF
GND PG
R2
R1
R4
MAX8627
L1
1µH
INPUT: 1.5V TO 5.5V
C2
22µF
C1
22µF
C4
22µF
C3
22µF
ON
ON
POUT
BATT
LX
PG
MAX8627
+
-
REFERENCE
GND
OUTS
2.7V
ON
FB
ON ILIM
CONTROL
1MHz
OSCILLATOR
STARTUP
OSCILLATOR
UVLO
DAMPING
SWITCH
ON
Figure 1. Typical Applications Circuit with an Adjustable Output Voltage and Adjustable Current Limit
Figure 2. Functional Diagram