Datasheet

LTC3883/LTC3883-1
107
3883fa
For more information www.linear.com/LTC3883
TYPICAL APPLICATIONS
High Efficiency 425kHz 1V Step-Down Converter with Power Block
GND
1µF
10µF
V
IN
7V TO 14V
1µF
5mΩ
10k
100Ω100Ω
1000pF
100pF
5.62k
22µF
50V
+
V
OUT
1V
35A
C
OUT
530µF
3883 TA05
C
OUT
: 330μH SANYO 4TPF330ML, 2× 100µF AVX 12106D107KAT2A
P1: VRA001-4C3G ACBEL POWER BLOCK
1.0µF
1.0µF
TG
BG
PGND
FREQ_CFG
TSNS
I
IN_SNS
BOOST
V
IN_SNS
V
IN
SYNC
SW
WP
INTV
CC
LTC3883
10k
GPIO
10k
PGOOD
10k
SDA
10k
PMBus
INTERFACE
V
DD33
SCL
V
OUT_CFG
V
TRIM_CFG
ASEL
I
SENSE
+
I
SENSE
–
V
SENSE
+
V
SENSE
–
V
DD25
V
DD33
I
TH
10k
ALERT
10k
RUN
5k
SHARE_CLK
1.2k
1µF
GND
V
IN
P1
PWMH
7V
GATE DRIVE
PWML
V
GATE
V
OUT
CS
–
CS
+
TEMP
+
TEMP
–
10nF
10µF
10nF
24.9k
4.32k
20k
17.8k
16.2k
17.4k
V
DD25
3Ω
0.22µF