RT9278 데이터 시트보기 (PDF) - Richtek Technology
부품명
상세내역
일치하는 목록
RT9278 Datasheet PDF : 13 Pages
| |||
RT9278
Preliminary
Table 1. Component Selection for Figure 6 (L=2.2µH)
Input Voltage Output Voltage L
(V)
(V)
(µH)
COUT
(µF)
R1
(kΩ)
R2
(kΩ)
RCOMP
(kΩ)
CCOMP
(nF)
CFF
(pF)
1.5~3.0
3.3
2.2
40
150
470
43
5.6
18
1.5~3.3
5.0
2.2
40
130
680
24
8.2
12
3.0~4.5
5.0
2.2
40
130
680
24
3.9
12
Table 2. Component Selection for Figure 6 (L=4.7µH)
Input Voltage Output Voltage L
(V)
(V)
(µH)
COUT
(µF)
R1
(kΩ)
R2
(kΩ)
RCOMP
(kΩ)
CCOMP
(nF)
CFF
(pF)
1.5~3.0
3.3
4.7
40
150
470
24
10
18
1.5~3.3
5.0
4.7
40
130
680
24
15
12
3.0~4.5
5.0
4.7
40
130
680
24
8.2
12
Table 3. Component Selection for Figure 6 (L=6.8µH)
Input Voltage Output Voltage L
(V)
(V)
(µH)
COUT
(µF)
R1
(kΩ)
R2
(kΩ)
RCOMP
(kΩ)
CCOMP
(nF)
CFF
(pF)
1.5~3.0
3.3
6.8
40
150
470
24
15
18
1.5~3.3
5.0
6.8
40
130
680
24
22
12
3.0~4.5
5.0
6.8
40
130
680
24
12
12
Table 4. Component Selection for Figure 6 (L=10µH)
Input Voltage Output Voltage L
(V)
(V)
(µH)
COUT
(µF)
R1
(kΩ)
R2
(kΩ)
RCOMP
(kΩ)
CCOMP
(nF)
CFF
(pF)
1.5~3.0
3.3
10
40
150
470
24
22
18
1.5~3.3
5.0
10
40
130
680
24
33
12
3.0~4.5
5.0
10
40
130
680
24
18
12
www.richtek.com
4
DS9278-04 August 2007
Share Link: 