Datasheet

LTC3129
24
3129fa
For more information www.linear.com/LTC3129
Typical applicaTions
Solar Powered Converter with MPPC Charges Storage Capacitor
Average Output Current
vs Light Level (Daylight)
BST1
V
OUT
V
OUT
4.8V
PGOOD
SW1 SW2
LTC3129
22nF
BST2
PGOOD
FB
GND
V
CC
V
IN
V
IN
UVLO = 4.3V
RUN
MPPC
PWM
NC
NC
22nF
4.7µH
1M
V
CC
392k
8.4cm × 3.7cm
47µF
CERAMIC
4.7µF
1F
3.09M
2.2µF
3129 TA04a
PGND
PowerFilm
SP4.2-37
SOLAR
MODULE
1M
+
COOPER BUSSMANN
PB-5R0V105-R
LIGHT LEVEL (Lx)
1000
OUTPUT CURRENT (mA)
100.0
10.0
1.0
0.1
3129 TA04b
100000010000010000