参数资料
型号: L6727
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 1.5 A SWITCHING CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDSO8
封装: LEAD FREE, SOP-8
文件页数: 21/34页
文件大小: 974K
代理商: L6727
5 A demonstration board
L6727
28/34
Doc ID 12933 Rev 4
Figure 18.
5 A demonstration board schematic
PHASE
PIN
BOOT
GND
FB
COMP
OUT
UGATE
HSG1
LGATELGATE
VCC
VCC_PIN
GND
LGATE
UGATE
PHASE
PIN
COMP
OUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUTOUT
OUTOUT
LSG1LSG1LSG1
VCCVCCVCCVCCVCCVCCVCCVCCVCCVCC
OUTOUTOUTOUTOUTOUTOUTOUT
OUTOUT
VIN_POWER
FB
PHASE
HSD
0
VIN_POWER
GNDIN_POWER
0
VCC
GNDCC
0
VOUT
0
GNDOUT
0
R14
15
R14
15
COMPCOMP
1
2
L2
2.2uH
L2
2.2uH
FBFB
GNDGND
VOUT1VOUT1
3
4
6
5
U5B
STS9D8NH3LL
U5B
STS9D8NH3LL
R4
1.8
R4
1.8
UGATEUGATE
C30
330uF
C30
330uF
R13
3.9K
R13
3.9K
R8
0
R8
0
1
2
L3
NC
L3
NC
C23
6.8nF
C23
6.8nF
R3
0
R3
0
C36
6.8nF
C36
6.8nF
GNDOUT1GNDOUT1
GNDIN1GNDIN1
R9
2.2k
R9
2.2k
C38
1uF
C38
1uF
R17
3.3
R17
3.3
C29A
NC
C29A
NC
C51
10uF
C51
10uF
VIN1VIN1
R10
NC
R10
NC
R16
0
R16
0
PHASEPHASE
C10
100nF
C10
100nF
D1
BAT54
D1
BAT54
C35
220pF
C35
220pF
C40
NC
C40
NC
C14
1uF
C14
1uF
C29
NC
C29
NC
R18
NC
R18
NC
C18
NC
C18
NC
R7
4.7k
R7
4.7k
R5
0
R5
0
1
2
8
7
U5A
STS9D8NH3LL
U5A
STS9D8NH3LL
LGATELGATE
C24
68nF
C24
68nF
R1
3.3
R1
3.3
C12
10uF
C12
10uF
BOOT
1
UGATE
2
GND
3
LGATE/OC
4
VCC
5
FB
6
COMP
7
PHASE
8
L6727
U1
L6727
L6727
U1
L6727
VCCVCC
C39
22uF
C39
22uF
R2
3.3
R2
3.3
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