ltc3711 Linear Technology Corporation, ltc3711 Datasheet - Page 24

• Manufacturer Part Number: ltc3711
• Description: 5-bit Adjustable, Wide Operating Range, No Rsense? Step-down Controller
• Manufacturer: Linear Technology Corporation

LTC3711
TYPICAL APPLICATIO
PART NUMBER DESCRIPTION
LTC1625/
LTC1775
LTC1628-PG
LTC1628-SYNC Dual, 2-Phase Synchronous Step-Down Controller
LTC1709-7
LTC1709-8
LTC1735
LTC1736
LTC1772
LTC1773
LTC1778
LTC1874
LTC1876
LTC3714
LTC3732
Burst Mode is a registered trademark of Linear Technology Corporation.
24
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
No R
Dual, 2-Phase Synchronous Step-Down Controller
High Efficiency, 2-Phase Synchronous Step-Down Controller with 5-Bit VID
High Efficiency, 2-Phase Synchronous Step-Down Controller
High Efficiency, Synchronous Step-Down Controller
High Efficiency, Synchronous Step-Down Controller with 5-Bit VID
SOT-23 Step-Down Controller
Synchronous Step-Down Controller
No R
Dual, Step-Down Controller
2-Phase, Dual Synchronous Step-Down Controller with Step-Up Regulator
Intel and Transmeta Compatible DC/DC Controller with V20 and
Internal Op Amp
3-Phase, VRM 9.0/9.1 Synchronous Step-Down Controller
C
C
L1: SUMIDA CEP125-IR0MC-H
IN
OUT
SENSE
SENSE
: UNITED CHEMICON THCR70EIH226ZT
: TAIYO YUDEN LMK550BJ476MM, 1.5V/15A ALL CERAMIC
0.1 F
2.2nF
C
C
SS
C1
Current Mode Synchronous Step-Down Controller
Synchronous Step-Down Controller
4.7k
R
330k
C
R
ON
C
100pF
C2
C
FB
100k
R
100pF
PG
U
10
11
12
www.linear.com
1
2
3
4
5
6
7
8
9
VID2
RUN/SS
V
PGOOD
V
FCB
I
SGND
I
V
V
VID3
TH
ON
ON
RNG
FB
OSENSE
LTC3711
SENSE
EXTV
1.5V/15A All Ceramic C
INTV
BOOST
PGND
VID1
VID0
VID4
SW
V
TG
BG
CC
CC
IN
+
24
23
22
21
20
19
18
17
16
15
14
13
C
0.33 F
C
4.7 F
C
0.1 F
B
VCC
F
CMDSH-3
D
B
1
R
F
OUT
COMMENTS
97% Efficiency, No Sense Resistor, 16-Pin SSOP
Power Good Output, Minimum Input/Output Capacitors,
3.5V V
Synchronizable 150kHz to 300kHz
Up to 42A Output, 0.925V V
Up to 42A Output, VRM 8.4, 1.3V V
Burst Mode
3.5V V
Mobile VID, 0.925V V
Current Mode, 550kHz, Very Small Solution Size
Up to 95% Efficiency; 550kHz, 2.65V V
0.8V V
No Sense Resistor Required, 4V V
0.8V V
Current Mode; 550kHz; Small 16-Pin SSOP, V
3.5V V
0.6V V
600kHz per Phase, 5% Output Current Matching,
Integrated Drivers, SSOP-36
M1
IRF7811A
M2
IRF7811A
2
IN
IN
OUT
OUT
IN
OUT
1 H
®
L1
36V
36V
36V, Power Good Output, 300kHz Operation
Operation, 16-Pin Narrow SSOP,
D1
UPS840
V
(0.9) V
1.75V, 4V V
3711 TA01
IN
, Synchronizable to 750kHz
IN
+
LINEAR TECHNOLOGY CORPORATION 2001
OUT
C
22 F
50V
C
47 F
10V
IN
OUT
3
8
IN
2V, 3.5V V
OUT
LT/TP 1202 2K • PRINTED IN USA
V
7V TO 24V
V
1.5V
15A
36V, 1% 0.6V Reference
IN
OUT
2V
IN
OUT
36V,
IN
IN
3.5V
8.5V,
IN
36V
< 9.8V
3711f