LTC3601 Linear Technology, LTC3601 Datasheet - Page 24

• Manufacturer Part Number: LTC3601
• Description: 15V Monolithic Synchronous Step-Down Regulator
• Manufacturer: Linear Technology

www.DataSheet4U.com
TYPICAL APPLICATION
LTC3601
RELATED PARTS
PART NUMBER DESCRIPTION
LTC3412A
LTC3413
LTC3414/
LTC3416
LTC3415
LTC3418
LTC3602
LTC3603
LTC3605
LTC3610
LTC3611
24
12V
V
IN
C1
22μF
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
C
C
L1: VISHAY IHLP2020BZER1R0M01
5.5V, 3A (I
5.5V, 3A (I
Regulator for DDR/QDR Memory Termination
5.5V, 4A (I
5.5V, 7A (I
5.5V, 8A (I
10V, 2.5A (I
15V, 2.5A (I
15V, 5A (I
24V, 12A (I
32V, 10A (I
V
RUN
PGOOD
TRACK
IN
OUT
IN
SGND
: TDK C3225X5R1C226M
: TDK C3225X5R0J476M
1.2V Output at 2MHz Operating Frequency
LTC3601
MODE/SYNC
●
OUT
OUT
FAX: [phone]
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
PGND
INTV
BOOST
), 4MHz, Synchronous Step-Down DC/DC Converter
), 1.5MHz, Synchronous Step-Down DC/DC Converter 95% Effi ciency, V
), 4MHz, Synchronous Step-Down DC/DC Converter
), 4MHz, Synchronous Step-Down DC/DC Converters 95% Effi ciency, V
), 4MHz, Synchronous Step-Down DC/DC Converter
), 1MHz, Synchronous Step-Down DC/DC Converter
Sink/Source), 2MHz, Monolithic Synchronous
), 1MHz, Synchronous Step-Down DC/DC Converter
), 3MHz, Synchronous Step-Down DC/DC Converter 95% Effi ciency, V
), 3MHz, Synchronous Step-Down DC/DC Converter 95% Effi ciency, V
V
ITH
SW
RT
ON
CC
FB
2.2μF
C2
0.1μF
●
www.linear.com
1μH
L1
R1
20k
R2
20k
3601 TA04
C
10pF
FF
C
47μF
OUT
V
1.2V
1.5A
COMMENTS
95% Effi ciency, V
I
90% Effi ciency, V
I
I
I
95% Effi ciency, V
I
I
I
95% Effi ciency, V
I
95% Effi ciency, V
I
95% Effi ciency, V
I
OUT
SD
SD
SD
SD
SD
SD
SD
SD
SD
SD
< 1μA, TSSOP16E, 4mm × 4mm QFN16
< 1μA, TSSOP16E
< 1μA, TSSOP20E
< 1μA, 5mm × 7mm QFN38
< 1μA, 5mm × 7mm QFN38
< 1μA, 4mm × 4mm QFN20, TSSOP16E
< 1μA, 4mm × 4mm QFN20
< 15μA, 4mm × 4mm QFN24
< 15μA, 9mm × 9mm QFN64
< 15μA, 9mm × 9mm QFN64
IN
IN
IN
IN
100
IN
IN
IN
IN
IN
IN
90
80
70
60
50
40
30
20
10
: 2.25V to 5.5V, V
: 2.25V to 5.5V, V
: 2.25V to 5.5V, V
: 2.5V to 5.5V, V
0
: 2.25V to 5.5V, V
: 4.5V to 10V, V
: 4.5V to 15V, V
: 4.5V to 15V, V
: 4V to 24V, V
: 4V to 32V, V
0.01
© LINEAR TECHNOLOGY CORPORATION 2009
Effi ciency vs Load Current
V
IN
= 8V
LOAD CURRENT (A)
OUT(MIN)
OUT(MIN)
0.1
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
V
REF
IN
= 15V
/2, I
= 0.6V, I
= 0.6V, I
LT 0709 • PRINTED IN USA
= 0.6V, I
= 0.6V, I
= 0.6V, I
= 0.6V, I
Q
= 0.8V, I
= 0.8V, I
= 0.8V, I
= 280μA,
1
Q
Q
Q
Q
Q
Q
= 900μA,
= 900μA,
Q
Q
Q
= 450μA,
= 75μA,
= 75μA,
= 2mA,
= 380μA,
3601 TA04b
= 60μA,
= 64μA,
10
3601f