Datasheet

LTC3816
41
3816f
Typical applicaTions
A Dual Channel IMVP-6 Converter Using Sense Resistor with –2.1mV/A AVP Slope
2.43k
I
SENN
I
SENP
LFF
VRTT#
VRTT#
3.3V
I
MAX
1000pF 1000pF
C
CER
0.1µF 0.1µF
5V 5V
D
B
D
B
PTC
– +
PTC
L L
R
SENSE
R
SENSE
C
BULK
V
CC_CORE
I
LOAD(MAX)
= 54A
C
BULK
: 4 s SANYO 2TPF330M6 (330µF)
C
CER
: 32 s 10µF + 2 s 1µF
C
IN
: 3 s SANYO OS-CON 35SVPD47M + 2 s 10µF
D
B
: CMDSH-4E
L: IHLP-5050CE-01 (0.33µH, DCR = 1.3mΩ)
PTC: MURATA PRF18BC471QB1RB Q
T
: RENESAS RJK0305DPB
Q
B
: 2 s RENESAS RJK0330DPB
R
SENSE
: PANASONIC ERJM1WTF1M0U (1mΩ)
C
VIN
V
IN
4.5V TO 24V
4.7µF 4.7µF
400kHz SQUARE WAVE
Q
T
Q
T
Q
B
Q
B
3k
511Ω 511Ω
3k
56Ω
100Ω100Ω
1.1V
3.3V
22pF
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
1.9k
PWRGD
LT3816
GND GND
3816 TA04
PWRGD
+
+
10pF
10k
22pF
6800pF
22pF470pF
12k
10.2k
1000pF
RPTC VR
ON
VR
ON
INTV
CC
I
MON
CSLEW VID0
VID6 VID5 VID4 VID3 VID2 VID1 VID0
VID1 VID2 VID3 DPRSLPVR SS SERVO V
FB
COMP V
SS(SEN)
V
CC(SEN)
I
SENN
I
SENP
LFF VRTT# I
MAX
CLKEN# SW TG BOOST V
IN
EXTV
CC
INTV
CC
MODE/SYNC BSOURCE VID6 VID5 VID4 RFREQ BG PWRGD
I
TCFB
I
TC
PREI
MON
RPTC
VR
ON
I
MON
CSLEW
VID0 VID1 VID2 VID3
DPRSLPVR
SS
22pF
12k
10k
22pF
10.2k2.43k
1000pF
INTV
CC
10pF
22pF
6800pF
470pF
SERVO
V
FB
COMP
V
SS(SEN)
V
CC(SEN)
LT3816
GND