參數(shù)資料
型號: LTC3860IUH#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: DUAL SWITCHING CONTROLLER, 1250 kHz SWITCHING FREQ-MAX, PQCC32
封裝: 5 X 5 MM, LEAD FREE, PLASTIC, MO-220WHHD, QFN-32
文件頁數(shù): 21/36頁
文件大?。?/td> 436K
代理商: LTC3860IUH#PBF
LTC3860
28
3860fc
TYPICAL APPLICATIONS
Dual
Output
with
DRMOS
FB1
COMP1
VSNSOUT
VSNSN
VSNSP
COMP2
FB2
V
DIFF1
V
OS1N
V
OS1P
I LIM1
ISNS1P
ISNS1N
ISNS2N
ISNS2P
I LIM2 RUN2
TRACK/SS2
FREQ
CLKIN
CLKOUT
PHSMD
PGOOD2
PWM2
VCC
TRACK/SS1
VINSNS
IAV
G
PGOOD1
PWM1
RUN1
LTC3860
SGND
P
WMEN1,2
470pF
220Ω
V
DIFF1
V
OUT2
V
CC
V
CC
V
CC
V
CIN
DISABLE
PW
M
V
IN
R2J20602
REG5V
BOOT
SW1
SW2
V
SWH
V
LDR
V
2.2Ω
5V
CGND
PGND
V
CIN
PW
M
DISABLE
V
IN
V
IN
R2J20602
REG5V
BOOT
V
SWH
V
LDR
V
CGND
PGND
V
CC
5V
20k
F
0.22μF
V
IN
7V
TO
14V
470μF
4.7μF
F
22μF
47μF
3
47μF
3
330μF
3
V
OUT1
1.2V
25A
330μF
3
V
OUT2
1.8V
25A
3860
T
A02
V
IN
0.22μF
0.3μH
0.22μF
F
4.7μF
22μF
4.7k
47pF
1000pF
470pF
0.1
μF
FREQ
SET
FOR
600kHz
45.3k
100k
49.9k
OPEN
(OP
T)
7V
TO
14V
IN
AND
1.2V
/1.8V
OUT
A
T
25A
f SW
=
600kHz,
DCR
SENSING
CH1
TRACKS
CH2,
CH1
USES
DIFF
AMP
NOTE
1:
PLEASE
REFER
TO
THE
R2J20602
DA
TA
SHEET
FOR
THE
MOST
UP
TO
DA
TE
PINOUT
NOTE
2:
PLEASE
REFER
TO
THE
PIN
CONFIGURA
TION
OF
THIS
DA
TA
SHEET
FOR
THE
L
TC3860
PINOUT
OPEN
(OP
T)
P
WM2
V
CC
220Ω
V
OUT2
CLKOUT
RUN2
20k
10k
20k
100k
49.9k
P
WM1
OPEN
(OP
T)
4.7k
47pF
1000pF
RUN1
0.3μH
47Ω
2.74k
47Ω
V
OS1P
V
OS1N
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