User manual

MCP16321 Evaluation Board User’s Guide
DS52024A-page 14  2011 Microchip Technology Inc.
A.2 BOARD – SCHEMATIC
SW
1
Vin
2
Vin
3
Sgnd
4
FB
5
NC
6
NC
7
PG
8
SW
16
Pgnd
15
Pgnd
14
SW
13
SW
12
Vin
11
BO OST
10
EN
9
Pgnd (Pad)
17
U1 MC P16321/2
1 2
22n
C1
1 2
10u C2
10
R1
10k Rbot 36.5k Rtop
GND
GND
GND
12
22u C5
GND
GND
Vout
Vin
GND
Vout
Vout
10k
R2
Enable
Vin
GND
IN J
SW
Vout
GND
12
22u C4
1 2
10u C3
Pgood
1 2
4.7u
L1
DNP
DNP
DNP DNP
DNP
DNP
DNP
DNP