參數(shù)資料
型號: LV8743V
元件分類: 穩(wěn)壓器
英文描述: 0.8 A SWITCHING CONTROLLER, 440 kHz SWITCHING FREQ-MAX, PDSO44
封裝: 0.275 INCH, SSOP-44
文件頁數(shù): 18/21頁
文件大小: 268K
代理商: LV8743V
LV8743V
No.A0612-6/21
Block Diagram
GND
I01
I11
I12
DT3
5V
DT4
I02
MD
CR2
PS
PHA1
PHA2
GND
TSD
LVS
PGND2
VREF1
PGND1
V
CC
VM
CP1
CP2
VG
RNF1
CT
VREGS
VMSW
CREG
NON3
NON4
NV3
FB3
NV4
FB4
SOFT
SCP
RT
OUT1A
OUT1B
OUT2A
OUT2B
OUT4
OUT3
RNF2
VMM
+ -
+
-
+
-
+
-
+ - -
+ + -
+ -
+ + -
+
-
+ - -
Charge
pump
Pre-output stage
Internal reference voltage
2.5V
reference
voltage
T
riangle
wave
oscillator
Constant
Current
Output
control
logic
Output
control
logic
One-shot
multivibrator
Blanking
time
One-shot
multivibrator
Blanking
time
Current
selecting
D/A
converter
Current
selecting
D/A
converter
Protection
circuit
L
V
S
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