LT3436 LINER [Linear Technology], LT3436 Datasheet - Page 10

• Manufacturer Part Number: LT3436
• Description: 3A, 800kHz Step-Up Switching Regulator
• Manufacturer: LINER [Linear Technology]

LT3436
APPLICATIONS
10
C1, D1 LOOP
MINIMIZE
LT3436,
U
INFORMATION
INPUT
†
U
MAXIMUM OUTPUT CURRENT IS SUBJECT TO THERMAL DERATING.
Figure 6. Typical Application and Suggested Layout (Topside Only Shown)
CERAMIC
5V
KELVIN SENSE
4.7µF
V
V
OUT
D1
C3
OUT
W
L1
OPEN
HIGH
= ON
OR
V
SHDN
U
IN
SYNC
C1
LT3436
3.9µH
INPUT
GND
L1
GOOD THERMAL CONDUCTIVITY
V
AROUND GROUND PIN FOR
C3
C
PLACE FEEDTHROUGHS
V
R3
4.7k
SW
FB
C2
10nF
U1
GND
B220A
D1
C4
470pF
GND
C4
R2
10k
1%
R1
90.9k
R2
SOLDER EXPOSED
R3
GROUND PAD
C1
22µF
CERAMIC
TO BOARD
R1
OUTPUT
12V
0.8A
†
C2
KEEP FB AND V
COMPONENTS
AWAY FROM
HIGH FREQUENCY,
HIGH INPUT
COMPONENTS
C
3436fa