Datasheet
LT8616
26
8616fa
For more information www.linear.com/LT8616
LINEAR TECHNOLOGY CORPORATION 2015
LT REV A 1016 • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LT8616
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
LT8609 42V, 2A, 95% 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 Package
LT8610A/AB 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-10E Package
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-10E Package
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-10E Package
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, 3 × 5 QFN-24 Package
LT8620 65V, 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)
= 65V, V
OUT(MIN)
= 0.97V, I
Q
= 2.5µA,
I
SD
= <1µA, 3 × 5 QFN-24 Package
LT8614 42V, 4A, 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, 3 × 5 QFN-18 Package
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, 3 × 6 QFN-28 Package
LT8640 42V, 6A, 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, 3 × 4 QFN-18 Package
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
= 25µA, I
SD
= <1µA,
6 × 6 QFN-40 Package
BOOST1V
IN1
EN/UV1
INTV
CC
RT
PG1
PG2
SYNC/MODE
TR/SS1
TR/SS2
SW1
LT8616
GND
FB1
BIAS
BOOST2
SW2
8616 TA04
FB2
0.1µF
0.1µF
V
OUT1
5V, 1.5A
4.7pF
47µF
10V, 1210
2.2µF
V
IN
5.8V TO 42V
V
OUT2
3.3V, 2.5A
10nF
3.3µH
XAL4030-332ME
XFL4020-222ME
2.2µH
1M
316k
1M
1M
187k
14.7k
V
IN2
EN/UV2
2.2µF
4.7pF 22µF
10V, 1210
1µF
10nF
0.1µF
0.1µF
0.1µF
0.1µF
5V, 3.3V, 2.05MHz Step-Down Converter
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