Datasheet

LT8619/LT8619-5
28
Rev A
For more information www.analog.com
 ANALOG DEVICES, INC. 2018
D17103-0-7/18(A)
www.analog.com
RELATED PARTS
TYPICAL APPLICATION
PART DESCRIPTION COMMENTS
LT8602 42V, Quad Output (2.5A + 1.5A + 1.5A + 1.5A) 95% Efficiency,
2.2MHz Synchronous Micropower Step-Down DC/DC
Converter with I
Q
= 25μA
V
IN(MIN)
= 3V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.8V, I
Q
= 2.5μA,
I
SD
<1μA, 6mm × 6mm QFN-40
LT8609/LT8609A 42V, 2A, 94% Efficiency, 2.2MHz Synchronous Micropower
Step-Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.8V, I
Q
= 2.5μA,
I
SD
<1μA, MSOP-10E
LT8610 42V, 2.5A, 96% Efficiency, 2.2MHz Synchronous Micropower
Step- Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5μA,
I
SD
< 1μA, MSOP-16E
LT8610A/LT8610AB 42V, 3.5A, 96% Efficiency, 2.2MHz Synchronous Micropower
Step- Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5μA,
I
SD
< 1μA, MSOP-16E
LT8610AC 42V, 3.5A, 96% Efficiency, 2.2MHz Synchronous Micropower
Step- Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.8V, I
Q
= 2.5μA,
I
SD
<1μA, MSOP-16E
LT8611 42V, 2.5A, 96% Efficiency, 2.2MHz Synchronous Micropower
Step- Down DC/DC Converter with I
Q
= 2.5μA and Input/Output
Current Limit/Monitor
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5μA,
I
SD
< 1μA, 3mm × 5mm QFN-24
LT8612 42V, 6A, 96% Efficiency, 2.2MHz Synchronous Micropower
Step-Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 3.0μA,
I
SD
< 1μA, 3mm × 6mm QFN-28
LT8613 42V, 6A, 96% Efficiency, 2.2MHz Synchronous Micropower
Step- Down DC/DC Converter with Current Limiting
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 3.0μA,
I
SD
< 1μA, 3mm × 6mm QFN-28
LT8614 42V, 4A, 96% Efficiency, 2.2MHz Synchronous Silent Switcher
Step- Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5μA,
I
SD
< 1μA, 3mm × 4mm QFN-18
LT8616 42V, Dual 2.5A + 1.5A, 95% Efficiency, 2.2MHz Synchronous
Micropower Step-Down DC/DC Converter with I
Q
= 5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.8V, I
Q
= 5μA, I
SD
<
1μA, TSSOP-28E, 3mm × 6mm QFN-28
LT8620 65V, 2.5A, 94% Efficiency, 2.2MHz Synchronous Micropower
Step- Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 65V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5μA,
ISD < 1μA, MSOP-16E, 3mm × 5mm QFN-24
LT8640/LT8640-1 42V, 5A, 96% Efficiency, 3MHz Synchronous Micropower
Step-Down DC/DC Converter with I
Q
= 2.5μA
V
IN(MIN)
= 3.4V, V
IN(MAX)
= 42V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5μA,
I
SD
< 1μA, 3mm × 4mm QFN-18
Ultralow EMI 5V 2MHz Step-Down Converter
LT8619-5
4.7µH
L
IN
4.7µH
FB1
BEAD
20k
0.1µF
22µF
8619 TA06
4.7µF
V
IN
6V TO 36V
(60V TRANSIENT)
V
OUT
5V
1.2A
BST
SW
PG
BIAS
OUT
GNDSYNC
RT
4.7µF4.7µF
PG
100k
OFF ON
1µF
INTV
CC
V
IN
EN/UV
FB1 = TDK MPZ2012S221A
L
IN
= XFL4020
L = VISHAY IHLP-2020BZ-01
C
OUT
= TDK C3225X7R1C226K250
f
OSC
= 2MHz
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.