Rainbow Electronics MAX8815A - Manual (Page 9)

MAX8815A
1A, 97% Efficiency, 30µA Quiescent Current
Step-Up Converter with True Shutdown
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1a. FIXED 5V OUTPUT
BATT
ON
SKIPB
LX
POUT
OUTS
FB
GND
INPUT VOLTAGE
1.2V TO 5.5V
3
L
2 μH
1, 2
5
MAX8815A
OUTPUT VOLTAGE
5V; UP TO 1A 9, 10
R3
100k
Ω
C3
0.1
μF
C2
22
μF
7
6
8
4
ON
OFF
FPWM
NORM
C1
10 μF
BATT
ON
SKIPB
LX
POUT
OUTS
FB
OUTPUT VOLTAGE
3.3V TO 5V; UP TO 1A
INPUT VOLTAGE
1.2V TO 5.5V
8
4
3
L
2 μH
1, 2
9, 10
MAX8815A
ON
OFF
FPWM
NORM
C1
10 μF
GND
R1
R2
R3
100k
Ω
C2
22
μF
C3
0.1
μF
7
6
5
1b. ADJUSTABLE OUTPUT VOLTAGE
Figure 1. Typical Application Circuits