参数资料
型号: NCP5381MNR2G
厂商: ON Semiconductor
文件页数: 6/35页
文件大小: 0K
描述: IC CTLR BUCK 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)
NCP5381
+12 V
12 V_FILTER
D1
12 V_FILTER
VTT
680 Ω PULLUPS
RVCC
CVCC1
BAT54HT1
NCP3418B
C3
C4
AGND
VREF
CS1
CS2
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
U21
VCC
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VR10/11
EN
VR_RDY
VR_HOT
VR_FAN
VS--
VS+
NCP5381
35
DGND
14
34
38
NTC
30
G1
22
CS1N 21
31
G2
24
CS2N 23
32
G3
26
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
19
VFB
28
CS4N 27
RDRP
CD1
RD1
20
18
VDRP
COMP
DRVON
29
CF
RF
ILIM
13
ROSC SS
12
11
CH
RLIM1
CSS
RLIM2
RT2 LOCATED NEAR OUTPUT INDUCTORS
VCCP
+
VSSP
CPU GND
Figure 4. Application Schematic for Two Phases
http://onsemi.com
6
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