参数资料
型号: NCP5381AMNR2G
厂商: ON Semiconductor
文件页数: 4/34页
文件大小: 0K
描述: IC BUCK CTLR 2/3/4PHASE 40-QFN
产品变化通告: Specification Change MSL Updated 13/June/2008
Product Discontinuation 01/Oct/2008
标准包装: 2,500
应用: 控制器,Intel Pentium? IV
输入电压: 10.8 V ~ 13.2 V
输出数: 4
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 40-VFQFN 裸露焊盘
供应商设备封装: 40-QFN(7x7)
包装: 带卷 (TR)
NCP5381A
+12 V
12 V_FILTER
D1
12 V_FILTER
VTT
680 Ω PULLUPS
RVCC
CVCC1
BAT54HT1
C3
C4
NCP3418B
AGND
VID1
VREF
VID4
VID6
CS1
CS1N 21
G2
24
VR_HOT
32
VS+
CS3
VCC
OD
IN
VCC
OD
IN
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VID_SEL
VR_EN
VR_RDY
VR_HOT
VR_FAN
RISO1
RT2
RISO2
2
3
4
5
6
7
8
9
10
1
37
40
39
16
15
36 35
U20
VCC
VID0 DGND
14
VID2
34
VID3
38
NTC
VID5 30
G1
22
VID7
VR10/11
31
EN
VR_RDY
CS2
CS2N 23
VR_FAN
VS--
G3
26
NCP5381A CS3N 25
RNTC1
RT1
RNTC2
4
3
2
C1
12 V_FILTER
4
3
2
BST
DRVH
SW
DRVL
PGND
BST
DRVH
SW
DRVL
PGND
1
8
7
5
6
NTD85N02RT4
1
8
7
5
6
NTD60N02RT4
L1
R2
RS1
C2
CS1
12 V_FILTER
CFB1
RFB1
17
DIFFOUT
G4
33
CS4
RFB
RDRP
19
VFB
28
CS4N 27
12 V_FILTER
12 V_FILTER
CD1
RD1
20
18
VDRP
COMP
DRVON
29
CF
CH
RF
ILIM ROSC SS
13 12
RLIM1
11
CSS
4
3
2
VCC
OD
IN
BST
DRVH
SW
DRVL
PGND
1
8
7
5
6
RLIM2
12 V_FILTER
12 V_FILTER
4
3
2
VCC
OD
IN
BST
DRVH
SW
DRVL
PGND
1
8
7
5
6
RT2 LOCATED NEAR OUTPUT INDUCTORS
VCCP
+
VSSP
CPU GND
Figure 2. Application Schematic for Four Phases
http://onsemi.com
4
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