Datasheet

Buck-Boost 2 click schematic v100
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MikroElektronika assumes no responsibility or liability for any errors or inaccuracies that may appear in the present document.
Specification and information contained in the present schematic are subject to change at any time without notice.
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VCC-3V3
VCC
PWR
R1
1k
RUN
1
SW2
2
PVOUT
3
GND
4
GND
5
VC
6
FB
7
RT
8
VCC
9
VIN
10
PVCC
11
BST2
12
BST1
13
PVIN
14
SW1
15
PWM
16
PGND
17
U1 LTC3115EDHD-2
L1
10uH
VCC-5V
C1
0.10µF
C2
0.10µF
R2
47.5k
PVIN
EN
EN
1
2
3
JP1
VCC SEL
VCC-3V3 VCC-5VVCC
MODE
MODE
R3
137k
C5
3300pF
1
2
3
JP2
VIN SEL
VCCVIN PVIN
TB1
TB2
VIN
VOUT
R7
15k
C12
33pF
VOUT
R9
15k
VOUT
VOUT
AN
AN
AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
MBD1
MIKROBUS DEVICE CONN
C3
4.7µF
R10
10k
R11
6.8k
Van=(R10/(R10+R11))*Vout=2.976V
Vo
ut=5V
R10=10KOhm
R11=6.8KOhm
Vout=((R5+R4)/R5)*Vfb=5V
V
fb=1V
R5=30KOhm
R4=120KOhm
R4
120k
R5
30k
C6
47µF
C7
47µF
C4
10µF
VCC