参数资料
型号: LX1662CD-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, 200 kHz SWITCHING FREQ-MAX, PDSO14
封装: ROHS COMPLIANT, PLASTIC, SOIC-14
文件页数: 2/15页
文件大小: 343K
代理商: LX1662CD-TR
SINGLE-CHIP PROGRAMMABLE PWM CONTROLLERS WITH 5-BIT DAC
LX1662/62A, LX1663/63A
PRODUCT DA T ABOOK 1996/1997
Copyright 1999
Rev. 1.2a, 11/04
10
P RODUCTION D ATA S HEET
FIGURE 8 — Pentium II Processor Application With OVP, Power Good And Loss-Less Current Sensing (Synchronous)
SS
TDRV
V
CC
INV
V
CC_CORE
VID0
VID1
VID2
VID3
OV
C
T
BDRV
GND
V
C1
U1
LX1663
VID3
C
5
1F
12V
R
S
V
OUT
5V
16-pin
Narrow Body SOIC
Q
1
IRL3102
L
1, 2.5H
6.3V, 1500F x 3**
16
15
14
13
12
11
1
2
3
4
5
6
7
10
C
8
680pF
VID2
VID1
VID0
VID4
C
3
0.1F
Supply Voltage
for CPU Core
6.3V
1500F x3
** Three capacitors for Pentium
Four capacitors for Pentium II
Q
2
IRL3303
VID4
PWRGD
89
OV
PWRGD
C
2
C
1
F
1
20A
C
S
APPLICA TION INFORMATION
FIGURE 9 — Full-Featured Pentium II Processor Supply With 12V Power Input
SS
TDRV
V
CC
INV
V
CC_CORE
VID0
VID1
VID2
VID3
OV
C
T
BDRV
GND
V
C1
U1
LX1663
VID3
C
9
1F
12V
R
1
V
OUT
16-pin
Narrow Body SOIC
Q
1
IRL3102
L
1, 2.5H
6.3V, 1500F x 3**
16
15
14
13
12
11
1
2
3
4
5
6
7
10
C
8, 1200pF
VID2
VID1
VID0
VID4
C
3
0.1F
2.5m
9
Supply Voltage
for CPU Core
16V
1500F x3
** Three capacitors for Pentium
Four capacitors for Pentium II
Q
2
IRL3303
VID4
PWRGD
89
PWRGD
R
2
10k
Q
3
SCR
2N6504
C
10
0.1F
R
7
10
D
3
1N4148
D
2
1N4148
C
2
C
1
C
10, 1F
D
4
1N5817
F
1 20A
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