Datasheet

14
LT1610
TYPICAL APPLICATIONS
U
C
BIG
C1
15µF
15k
1 AA
ALKALINE
CHARGE
SHUTDOWN
L1
4.7µH
D1
Q1
V
OUT
4.5V
C1, C2: AVX TAJA156M010
D1: MOTOROLA MBR0530T1
L1: MURATA LQH1C4R7
Q1: 2N3906
1610 TA11
+
C2
15µF
+
+
R1
200k
R4
20Ω
R3
845k
R2
2M
65
8
2
4
3.3nF
7
1
3
V
IN
SW
PGND
COMP
SHDN
FBV
C
LT1610
GND
Single Cell Super Cap Charger
OUTPUT VOLTAGE (V)
2.0
0
OUTPUT CURRENT (mA)
5
10
15
20
25
2.5
3.0 3.5 4.0
1610 TA12
4.5 5.0
OUTPUT VOLTAGE (V)
2.0
0
OUTPUT POWER (mW)
10
20
30
40
60
2.5
3.0 3.5 4.0
1610 TA13
4.5 5.0
50
Super Cap Charger Output Current vs Output Voltage Super Cap Charger Output Power vs Output Voltage