参数资料
型号: LX1675ILQ-TR
厂商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分类: 稳压器
英文描述: 1.5 A SWITCHING CONTROLLER, 690 kHz SWITCHING FREQ-MAX, PQCC38
封装: 5 X 7 MM, ROHS COMPLIANT, PLASTIC, MLPQ-38
文件页数: 17/19页
文件大小: 324K
代理商: LX1675ILQ-TR
LX1675
PRODUCTION DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 7
Copyright
2004
Rev. 1.2a, 2006-02-16
WWW
.Microse
m
i
.CO
M
Multiple Output LoadSHARE PWM
TM
SIMPLIFIED BLOCK DIAGRAM
CS Comp
+
-
Amplifier/
Compensation
+
-
Error Comp
+
-
V
REF
Hiccup
Ramp
Oscillator
+5V
Regulator
L2
ESR
C
OUT
C
IN
+5V
OUT 2
R
SET
VCCL
LO2
HO2
VC2
CS2
FB2
AGND
PWM
I
SET
EO2
VIN
PGx
SS2
TSD
F
R
S
+5V
CSS
500k
HR2
BG
Vref
Q
R
S
50uA
+
20K
+
-
100mv
FAULT
SSMSK
CLK
4 CYCLE
COUNTER
RAMP
CLK
SS COMP
UVLO
VIN
LPF2
RF2
LPF1
Phase 1
FS
Figure 3 – Block Diagram of Phase 2 Connected in LoadSHARE Mode
BB
LL
OO
CC
KK
DD
IIAA
GG
RR
AA
MM
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