Datasheet
MCP16331
DS20005308C-page 28 2014-2016 Microchip Technology Inc.
FIGURE 6-4: Typical Application, 10V to 16V V
IN
to 2.5V V
OUT
.
C
B
SW
BOOST
GND
EN
FB
L
Boost Diode
FW Diode
2.5V
10V to 16V
D
Z
C
Z
MCP16331
R
BOT
R
TOP
V
OUT
R
Z
V
IN
C
IN
V
IN
C
OUT
Component Value Manufacturer Part Number Comment
C
IN
2 x 10 µF Taiyo Yuden
Co., Ltd.
JMK212B7106KG-T Capacitor, Ceramic, 10 µF, 25V, X7R,
10%, 1206
C
OUT
22 µF Taiyo Yuden
Co., Ltd.
JMK316B7226ML-T Capacitor, Ceramic, 22 µF, 6.3V, X7R,
1206
L12 µHCoilcraft
®
LPS4414-123MLB LPS4414, 12 µH, Shielded Power Inductor
R
TOP
21.5 k
Panasonic
®
- ECG ERJ-3EKF2152V Resistor, 21.5 KΩ, 1/10W, 1%, 0603, SMD
R
BOT
10 k
Panasonic - ECG ERJ-3EKF1002V Resistor, 10.0 KΩ, 1/10W, 1%, 0603, SMD
FW Diode DFLS120 Diodes
Incorporated
®
DFLS120L-7 Diode Schottky, 20V, 1A, POWERDI123
Boost Diode 1N4148 Diodes
Incorporated
1N4148WS-7-F Diode Switch, 75V, 200 mW, SOD-323
C
B
100 nF AVX Corporation 0603YC104KAT2A Capacitor, 0.1 µF, 16V, Ceramic, X7R,
0603, 10%
D
Z
5.1V
Zener
Diodes
Incorporated
BZT52C5V1S Diode Zener, 5.1V, 200 mW, SOD-323
C
Z
1 µF Taiyo Yuden
Co., Ltd.
LMK107B7105KA-T Capacitor, Ceramic, 1.0 µF, 10V, X7R,
0603
R
Z
1 k
Panasonic - ECG ERJ-8ENF1001V Resistor, 1.00 kΩ, 1/4W, 1%, 1206, SMD
U1 MCP16331 Microchip
Technology Inc.
MCP16331-E/CH
MCP16331-E/MNY
MCP16331, 500 kHz Buck Switcher, 50V,
500 mA
U1