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LT3668 데이터시트(PDF) 24 Page - Linear Technology

부품명 LT3668
상세설명  40V 400mA Step-Down Switching Regulator with Dual Fault Protected Tracking LDOs
PDF  28 Pages
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제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LT3668 데이터시트(HTML) 24 Page - Linear Technology

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LT3668
24
3668fa
For more information www.linear.com/LT3668
6V, 5V and 5V (Follower) Step-Down Converter
Using Digital Output of a Microcontroller as Reference Voltage
3668 TA02
EN2/ILIM2
EN3/ILIM3
GND
5V
150mA
C4
10µF
C5
10µF
IN1
LT3668
BOOST
SW
DA
IN3/BD
IN2
ON OFF
EN
PG
RT
C1
4.7µF
C2
0.22µF
C6
22pF
L1
27µH
R1
232k
D1
DFLS160
6V
100mA
R2
931k
R3
294k
RT
174k
f = 600kHz
VIN
7V TO 40V
TRANSIENT
TO 60V
5V
150mA
(FOLLOWS
OUT3)
C3
22µF
FB1
ADJ2
OUT2
OUT3
ADJ3
C1-C5: X5R OR X7R
L1: SUMIDA CDRH5D28R/HP
3668 TA03
EN2/ILIM2
EN3/ILIM3
GND
3.3V, 200mA
C4
10µF
C5
10µF
C7
47nF
IN1
LT3668
BOOST
SW
DA
IN3/BD
IN2
FB1
ON OFF
EN
PG
RT
ADJ2
OUT2
OUT3
ADJ3
C1
4.7µF
C2
0.1µF
D1
DFLS160
C6
22pF
L1
10µH
R1
178k
4.05V
R2
511k
R3
294k
RT
37.4k
R4
12.7k
f = 2MHz
VIN
7.5V TO 16V
TRANSIENT
TO 60V
VDD
µC
I/O
3.3V
25mA
OFF-BOARD
SUPPLY,
FOR EXAMPLE:
SENSORS
C3
10µF
C1-C5: X5R OR X7R
L1: SUMIDA CDRH4D22/HP
TYPICAL APPLICATIONS



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