Datasheet

Data Sheet ADP1853
Rev. 0 | Page 25 of 28
TYPICAL OPERATING CIRCUITS
Figure 35. 15 A Circuit Operating in Current Mode
M2
M1
V
IN
= 12V TO 18V
L
22kΩ
1
2
3
4
5
6 7 8 9 10
17181920
12
13
14
15
AGND
FREQ
DL
CS
SW
DH
SYNC
VIN
EN
VCCO
ADP1853
16
11
BST
SS
COMP
FB
TRK RAMP PGOOD ILIM
CLKOUT
PGND
CIN
COUT
EP
TO VIN
TO
VCCO
1µF
2Ω
1µF
20kΩ
32.4kΩ
16pF
390pF
0.1µF
0.1µF
348kΩ
f
SW
= 600kHz
C
IN
: OS-CON 150µF/20V, 20SEP150M, SANYO + CAP CER 10µF 25V X7R 1210, MURATA GRM32DR71E106KA12
L: 1.8µH WURTH ELECTRONIK WE-HCI 1050 744 325 180
M1: VISHAY SILICONIX SiR462DP
M2: VISHAY SILICONIX SiR866DP
C
OUT
: POSCAP 100µF/6.3V SANYO 6TPE100MI + 2× CAP CER 22µF 10V X5R 1210 MURATA GRM32ER61A226KE20L
2.74kΩ
1.3kΩ
0.003Ω 2W
VOUT
5V
15A
10594-041