Datasheet

Data Sheet ADP2381
Rev. 0 | Page 23 of 28
EXTERNAL COMPONENTS RECOMMENDATION
Table 11. Recommended External Components for Typical Applications with Compensation Network Between COMP and GND, 6
A Output Current
f
SW
(kHz) V
IN
(V) V
OUT
(V) L (µH) C
OUT
(µF)
1
R
TOP
(kΩ) R
BOT
(kΩ) R
C
(kΩ) C
C
(pF) C
CP
(pF)
250 12 1 2.2 680 + 470 10 15 68 2700 150
12 1.2 2.2 680 + 2 × 100 10 10 56 2700 130
12 1.5 3.3 680 + 2 × 100 15 10 71.5 2700 100
12 1.8 3.3 680 20 10 71.5 2700 91
12 2.5 4.7 470 47.5 15 69.8 2700 62
12 3.3 4.7 3 × 100 10 2.21 36 2700 10
12
5
6.8
2 × 100
22
3
36
2700
6.8
5 1 1.5 680 + 2 × 100 10 15 47 2700 150
5 1.2 2.2 680 + 2 × 100 10 10 56 2700 130
5 1.5 2.2 680 15 10 59 2700 100
5 1.8 2.2 470 20 10 47 2700 91
5 2.5 3.3 3 × 100 47.5 15 28 2700 10
5 3.3 2.2 3 × 100 10 2.21 36 2700 10
500 12 1.2 1 470 10 10 62 1500 68
12 1.5 1.5 470 15 10 82 1500 56
12 1.8 1.5 3 × 100 20 10 39 1500 10
12 2.5 2.2 3 × 100 47.5 15 56 1500 6.8
12 3.3 2.2 2 × 100 10 2.21 47 1500 4.7
12 5 3.3 100 22 3 36 1500 3.3
5 1 1 680 10 15 75 1500 82
5 1.2 1 470 10 10 62 1500 68
5 1.5 1 3 × 100 15 10 33 1500 10
5 1.8 1 2 × 100 20 10 25.5 1500 8.2
5 2.5 1.5 2 × 100 47.5 15 36 1500 6.8
5 3.3 1 100 + 47 10 2.21 36 1500 4.7
1000 12 1.8 1 2 × 100 20 10 51 680 4.7
12 2.5 1 100 47.5 15 36 680 3.3
12 3.3 1.5 100 10 2.21 47 680 2.2
12 5 1.5 100 22 3 73.2 680 1.8
5 1 0.47 3 × 100 10 15 43 680 8.2
5 1.2 0.47 2 × 100 10 10 34.8 680 6.8
5 1.5 0.68 2 × 100 15 10 43 680 6.8
5 1.8 0.68 100 + 47 20 10 39 680 4.7
5 2.5 0.68 100 47.5 15 36 680 3.3
5
3.3
0.68
100
10
2.21
47
680
2.2
1
680 μF: 4 V, Sanyo 4TPF680M; 470 μF: 6.3 V, Sanyo 6TPF470M; 100 μF: 6.3 V, X5R, Murata GRM32ER60J107ME20; 47 μF: 6.3 V, X5R, Murata GRM32ER60J476ME20.