rt9270 Richtek Technology Corporation, rt9270 Datasheet - Page 6

• Manufacturer Part Number: rt9270
• Description: High Performance, Noise Boost Converter
• Manufacturer: Richtek Technology Corporation

RT9270
Typical Operating Characteristics
www.richtek.com
6
900
800
700
600
500
400
760
740
720
700
680
660
640
620
600
92
90
88
86
84
82
80
78
76
74
72
70
-50
2
1
V
V
V
f
OSC
IN
IN
OUT
-30
= 3.3V
= 3.3V
L = 4.7uH, f
= 670kHz
L = 10uH, f
= 12V
Frequency vs. Temperature
Efficiency vs. Output Current
-10
3
Frequency vs. V
Output Current (mA)
10
OSC
10
OSC
Temperature
= 670kHz
= 1.3MHz
30
V
4
IN
(V)
50
(
100
°
70
5
C)
IN
90
110
Preliminary
6
1000
130
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
1.6
1.5
1.4
1.3
1.2
1.1
92
90
88
86
84
82
80
78
76
74
72
70
1
-50
1
2
V
V
V
f
OSC
IN
OUT
IN
= 5V
-30
= 3.3V
L = 10uH, f
= 1.3MHz
L = 4.7uH, f
= 12V
Frequency vs. Temperature
Efficiency vs. Output Current
-10
3
Frequency vs. V
Output Current (mA)
OSC
10
10
OSC
Temperature
= 670kHz
= 1.3MHz
30
4
V
DS9270-09 March 2007
IN
(V)
50
(
°
100
70
C)
IN
5
90
110
6
1000
130