ADP1853 Datasheet, PDF (25/28 Pages) Analog Devices – Synchronous, Step-Down DC-to-DC Controller

Data Sheet
TYPICAL OPERATING CIRCUITS
V_IN = 12V TO 18V
TO
VCCO
348kΩ
1.3kΩ
20kΩ
0.1µF
20 19 18 17 16
EN ₁
15
SS ₂
14
32.4kΩ ^390pF
FB
3
COMP ₄
ADP1853 13
12
AGND
EP
5
11
16pF
6 7 8 9 10
2.74kΩ
BST
DH
SW
CS
DL
0.1µF
22kΩ
CIN
M1
L
M2
COUT
VOUT
5V
15A
0.003Ω 2W
1µF
2Ω
1µF
TO VIN
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
Figure 35. 15 A Circuit Operating in Current Mode
ADP1853
Rev. 0 | Page 25 of 28