Datasheet

MCP16331
DS20005308B-page 26  2014 Microchip Technology Inc.
6.0 TYPICAL APPLICATION CIRCUITS
FIGURE 6-1: Typical Application 50V V
IN
to 3.3V V
OUT.
Component Value Manufacturer Part Number Comment
C
IN
2 x 10 µF TDK C5750X7S2A106M2
30KB
Capacitor, 10µF, 100V, X7S, 2220
C
OUT
2 x 10 µF Taiyo Yuden JMK212B7106KG-T Cap. 10 µF 6.3V ceramic X7R 0805 10%
L 15 µH Coilcraft
®
MSS6132-153ML MSS6132 15 µH shielded power inductor
R
TOP
31.6 k Panasonic
®
-ECG ERJ-3EKF3162V Res. 31.6 KΩ 1/10W 1% 0603 SMD
R
BOT
10 k Panasonic-ECG ERJ-3EKF1002V Res. 10.0 KΩ 1/10W 1% 0603 SMD
FW Diode B1100 Diodes
®
Inc. B1100-13-F Schottky, 100V, 1A, SMA
Boost Diode 1N4148 Diodes Inc. 1N4448WS-7-F Diode switch 75V 200 mW SOD-323
C
B
100 nF AVX
®
Corporation 0603YC104KAT2A Cap. 0.1 µF 16V ceramic X7R 0603 10%
C
B
V
OUT
V
IN
C
IN
C
OUT
SW
BOOST
GND
EN
FB
L
V
IN
Boost Diode
FW Diode
3.3V
4.5V to 50V
R
TOP
R
BOT
MCP16331