ncp5381 ON Semiconductor, ncp5381 Datasheet - Page 4

• Manufacturer Part Number: ncp5381
• Description: Ac-dc Offline Switching Controllers/regulators
• Manufacturer: ON Semiconductor

VID_SEL
VR_RDY
VR_HOT
VR_FAN
VR_EN
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VTT
RISO1
VCCP
VSSP
680 W PULLUPS
CFB1
CD1
CF
RT2 LOCATED NEAR OUTPUT INDUCTORS
RDRP
RT2
RFB
CH
RFB1
RD1
RISO2
RF
10
37
40
39
16
15
17
19
20
18
2
3
4
5
6
7
8
9
1
RVCC
U20
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VR10/11
EN
VR_RDY
VR_HOT
VR_FAN
VS−
VS+
DIFFOUT
VFB
VDRP
COMP
ILIM
Figure 2. Application Schematic for Four Phases
13
RLIM1
RLIM2
NCP5381
+12 V
36
VCC
ROSC
CVCC1
12
DRVON
SS
DGND
AGND
VREF
CS1N
CS2N
CS3N
CS4N
NTC
CS1
CS2
CS3
CS4
11
CSS
G1
G2
G3
G4
35
29
14
34
38
30
22
21
31
24
23
32
26
25
33
28
27
http://onsemi.com
RNTC1
NCP5381
4
RNTC2
RT1
12 V_FILTER
12 V_FILTER
12 V_FILTER
12 V_FILTER
4
3
2
4
3
2
4
3
2
4
3
2
C1
VCC
OD
IN
VCC
OD
IN
NCP3418B
VCC
OD
IN
VCC
OD
IN
DRVH
PGND
DRVH
PGND
DRVL
DRVL
DRVH
PGND
DRVH
PGND
BAT54HT1
DRVL
DRVL
BST
BST
BST
BST
SW
SW
SW
SW
D1
NTD85N02RT4
1
8
7
5
1
8
7
5
6
6
1
8
7
5
1
8
7
5
6
6
C3
12 V_FILTER
12 V_FILTER
R2
12 V_FILTER
12 V_FILTER
C2
NTD60N02RT4
C4
RS1
+
CS1
L1
CPU GND