Datasheet

LTC3816
44
3816f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
●
FAX: [phone]
●
www.linear.com
 LINEAR TECHNOLOGY CORPORATION 2010
LT 0710 • PRINTED IN USA
relaTeD parTs
Typical applicaTion
An IMVP-6.5 Converter Using Temperature Compensated Inductor DCR Sensing with –3mV/A AVP Slope
I
SENN
I
SENP
LFF
VRTT#
VRTT#
1.1V
3.3V
I
MAX
0.1µF
C
CER
V
CC(CORE)
I
LOAD(MAX)
= 27A
0.1µF
5V
D
B
L
NTC
PTC
C
BULK
C
BULK
: 3 s SANYO 2TPF330M6 (330µF)
C
CER
: 20 s 10µF + 2 s 1µF
C
IN
: 2 s SANYO OS-CON 35SVPD47M + 2 s 10µF
D
B
: CMDSH-4E
L: IHLP-5050CE-01 (0.33µH, DCR = 1.3mΩ)
NTC: MURATA NCP18XH103
PTC: MURATA PRF18BC471QB1RB
Q
B
: 2 s RENESAS RJK0330DPB
Q
T
: RENESAS RJK0305DPB
100Ω
100Ω
C
VIN
V
IN
4.5V TO 24V
4.7µF
Q
T
Q
B
6.98k
2.55k
56Ω
8.25k
14k
21k
I
MON
15nF
15nF
I
TCFB
I
TC
PREI
MON
CLKEN#
CLKEN#
SW
TG
BOOST
V
IN
EXTV
CC
INTV
CC
MODE/SYNC
BSOURCE
VID6
VID5
VID4
RFREQ
BG
1.9k
PWRGD
LT3816
GND
PWRGD
1.9k
+
+
5.1k
1000pF
10pF
10k
22pF
2.2nF
22pF470pF
12k
10k
RPTC
VR
ON
VR
ON
I
MON
CSLEW
VID0
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID1
VID2
VID3
DPRSLPVR
SS
SERVO
V
FB
COMP
V
SS(SEN)
V
CC(SEN)
PART NUMBER DESCRIPTION COMMENTS
LTC3732 3-Phase, 5-Bit VID, 600kHz Synchronous Buck Switching Regulator Controller VRM9.0 and VRM9.1, VID = 1.1V to 1.85V
LTC3733 3-Phase, 5-Bit VID, 600kHz Synchronous Buck Switching Regulator Controller AMD Opteron (VID = 0.8V to 1.55V)
LTC3734 Single-Phase, High Efficiency DC/DC Controller for Intel Mobile CPUs 6-Bit IMVP-4 VID: 0.7V ≤ V
OUT
≤ 1.708V, I
LOAD
≤ 25A,
Lossless Voltage Positioning
LTC3735 2-Phase, High Efficiency DC/DC Controller for Intel Mobile CPUs 6-Bit IMVP-IV, VID Code: V
OUT
= 0.7V to 1.708V
LTC3738 3-Phase Buck Controller for Intel VRM9/VRM10 with Active Voltage Positioning VID = 1.1V to 1.85V
LTC3819 2-Phase, High Efficiency, Step-Down Controller for AMD CPUs 4V ≤ V
IN
≤ 36V, VID =1.025V to 1.4125V
LTC3850 Dual 2-Phase Synchronous Controller Dual 180° Phase Controllers, 4V ≤ V
IN
≤ 28V,
97% Duty Cycle
LTC3851A No R
SENSE
™ Wide Input Range Step-Down Controller 4V ≤ V
IN
≤ 38V, Very Low Dropout with Tracking
LTC3853 Triple Output, Multiphase Synchronous Step-Down Controller Triple Phase Version of LTC3850 in a 40-Lead
6mm × 6mm QFN Package