LTC3832-1ES8#TR Linear Technology, LTC3832-1ES8#TR Datasheet - Page 24

• Manufacturer Part Number: LTC3832-1ES8#TR
• Description: IC CTRLR DC/DC SYNC BUCK 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3832-1ES8#TR

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2.5V
• Current - Output: 20A
• Frequency - Switching: 300kHz
• Voltage - Input: 3 ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

TYPICAL APPLICATIO
LTC3832/LTC3832-1
RELATED PARTS
PART NUMBER
LTC1530
LTC1628
LTC1702
LTC1705
LTC1709
LTC1736
LTC1753
LTC1773
LTC1778
LTC1873
LTC1876
LTC1929
LTC3713
LTC3831
No R
24
SENSE
is a trademark of Linear Technology Corporation.
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
+
DESCRIPTION
High Power Synchronous Switching Regulator Controller
Dual High Efficiency 2-Phase Synchronous Step-Down Controller
Dual High Efficiency 2-Phase Synchronous Step-Down Controller
Dual 550kHz Synchronous 2-Phase Switching Regulator
Controller with 5-Bit VID Plus LDO
2-Phase, 5-Bit Desktop VID Synchronous Step-Down Controller
Synchronous Step-Down Controller with 5-Bit Mobile VID Control
5-Bit Desktop VID Programmable Synchronous
Switching Regulator
Synchronous Step-Down Controller in MS10
Wide Operating Range/Step-Down Controller, No R
Dual Synchronous Switching Regulator with 5-Bit Desktop VID
2-Phase, Dual Step-Down Synchronous Controller with
Integrated Step-Up DC/DC Regulator
2-Phase, Synchronous High Efficiency Converter
with Mobile VID
Low Input Voltage, High Power, No R
Synchronous Controller
High Power Synchronous Switching Regulator Controller for
DDR Memory Termination
4.7 F
C1
180pF
100
0.1 F
SHUTDOWN
1 F
R
18k
U
NC
C
C
0.01 F
0.01 F
+
C
www.linear.com
V
SS
FREQSET
SHDN
COMP
PV
CC
CC2
Typical 5V to 3.3V, 10A Application
LTC3832
SENSE
SENSE
5V
NC
SENSE
PV
–
PGND
I
, Step-Down
CC1
GND
MAX
I
G1
G2
FB
FB
MBR0530T1
+
SENSE
NC
20k
1k
C
C
L
Q1A, Q1B, Q2: ON SEMICONDUCTOR MTD20N03HDL
O
IN
OUT
: SUMIDA CDEP105-1R3-MC-S
: SANYO 6TPB330M
: SANYO 4TPB470M
0.1 F
0.1 F
COMMENTS
SO-8 with Current Limit. No R
Constant Frequency, Standby 5V and 3.3V LDOs,
3.5V V
550kHz, 25MHz GBW Voltage Mode, V
Provides CPU Core, I/O and CLK Supplies for Portable Systems
Current Mode, V
Fault Protection, Power Good, 3.5V to 36V Input, Current Mode
1.3V to 3.5V Programmable Output Using Internal 5-Bit DAC
Up to 95% Efficiency, 550kHz, 2.65V V
0.8V V
V
1.3V to 3.5V Programmable Core Output Plus I/O Output
Step-Down DC/DC Conversion from 3V
C
Current Mode Ensures Accurate Current Sensing V
I
Minimum V
MOSFETs
V
OUT
IN
OUT
OUT
Up to 36V, Current Mode, Power Good
, Uses Logic-Level N-Channel MOSFETs
Up to 40A
Tracks 1/2 of V
IN
OUT
IN
Q2
Q1A, Q1B
2 IN PARALLEL
36V
: 1.5V, Uses Standard Logic-Level N-Channel
V
1.3 H
+
IN
L
IN
O
, Synchronizable to 750kHz
to 36V, I
IN
C
330 F
+
IN
2
or External Reference
C
470 F
OUT
LINEAR TECHNOLOGY CORPORATION 2002
OUT
3
SENSE
Up to 42A
TM
LT/TP 1002 2K • PRINTED IN USA
45k
1%
10k
1%
3830 TA02
Required
3.3V
10A
IN
IN
IN
, Minimum C
7V, No R
8.5V,
IN
SENSE
sn3832 3832fs
Up to 36V,
IN
and