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参数资料
| 型号： | LX2750CLQ |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PQCC16 |
| 封装： | 3 X 3 MM, ROHS COMPLIANT, PLASTIC, MLPQ-10 |
| 文件页数： | 9/11页 |
| 文件大小： | 388K |
| 代理商： | LX2750CLQ |
LX2750
Microsemi
Analog Mixed Signal Group
7
Rev. 1.0a
07/14/10
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Figure 3 - Demo board schematic
HDRV
LDOIN
R33
40.2k
LDOOUT
M8
2N7002
R34
20k
J1
jp
1
2
R28
op
M3
op
1
4
8
5
6
7
2
3
R29
op
M4
NTD60N02R
JP1
jumper3/200
1
2
3
0
JP2
jumper3/200
1
2
3
PGOOD
GND
LDRV
R2
2.15
C8
1200p
GPIO1
C28
10uF,X5R,6.3V)
R32
0
BUS
L1
RL-8250-4-1R0M
JP3
op
1
2
0
R35
20k
M5
op
M6
NTD70N03R
L12
R8
0
H12
R9
op
R19
0
R24
op
D1
op
M2
op
M1
NTD60N02R
MOD=VCC PWM
MOD=GND constant on time control
JP4
jumper2/100
1
2
R21
30k
D2
op
C14
op
R6 op
C29
1n
C10
22u
R36
op
TP1
COMP
L11
U1
LX2750_MLPQ16
COMP
1
FB
2
LDPDrv
3
LDOFB
4
REFIN
5
REF_OC
6
VIN
7
MODE
8
FCCM
9
5VCC
10
LDrv
11
PGOOD
12
SW
13
HD
rv
14
BST
15
RT
16
GND
17
R11
68.1k
C3
10uF,16V
L2
short
R12
32.4k
R22
32k
SW
SWVOUT
C22
1n
C9
2X(22uF,X5R,6.3V)
R23
8k
C23
1n
C25
1n
R20
op
R16
1k
BUS
H11
R17
1k
Q1
MMBT3904
C27
22u
R26
op
M7
op
JVOUT1
2
3
4
5
1
C30
0.1u
5VCC
0
C5
1u
R10
op
R1
100k
C18
220u,16v
C7
2R5SEPC820M
TP3
PGOOD
C1
16SEPC270
L11
H11
0
VBUS1
L12
H12
M12
op
1 2 3
4
5
6
7
8
9
M11
op
1 2 3
4
5
6
7
8
9
M13
op
1 2 3
4
5
6
7
8
9
M14
op
1 2 3
4
5
6
7
8
9
SW
5VCC
LDO IN
R27
0
5VCC
C11
1.8n
R5
2.6k
SW VOUT
R30
op
R3
95.3k
GPIO0
C12
4.7n
C13
120p
R7
8k
SW
TP2
SD
R14 16k
5VCC
JVOUT
2
3
4
5
1
C21
0.1u
BUS
TP4
5VCC
C6
0.47u,16V
0
R13
1
C4
OP
LDO OUT
R31
op
0
R15
10k
0
VBUS1
5VCC
C26
0.1u
0
R18
0
C24
0.1u
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