AT1309
Preliminary Product Information
Micro-Power Step up DC-DC Converter
Typical Characteristics
Efficiency vs. Load current
96
94
92
90
88
86
84
82
80
10
20
30
40
50
60
70
80
90 100 110
Load current
Efficiency vs. VIN
100
98
Vo=15V
L=10uH
96
94
92
90
Efficiency (%)
Vo=15V
L=10uH
Efficiency (%)
88
86
84
82
80
VIN=3V
VIN=4V
VIN=5V
78
76
74
72
70
2.5
3
3.5
4
4.5
5
5.5
6
VIN(V)
IOUT=20mA
IOUT=50mA
IOUT=100mA
Efficiency vs. Load current
90
89
88
87
Efficiency (%)
Quiescent current vs. VIN
200
Vo=15V
Vin=3.0V
190
180
170
160
Quiescent current (uA)
TA=25
O
C
150
140
130
120
110
100
90
86
85
84
83
82
L=22uH
80
70
60
50
10
20
30
40
50
60
70
80
90
100 110
81
80
Load current
L=10uH
2.5
3
3.5
4
4.5
5
5.5
6
VIN (V)
7F, No.9, PARK AVENUE II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
Fax: 886-3-563-0879
WWW:
http://www.aimtron.com.tw
3/2/2006 REV:1.1
Email:
service@aimtron.com.tw
5
AIMTRON [ AIMTRON TECHNOLOGY ]
