www.richtek.com
2
V
IN
BTX_12V
BTX_12V
1200uF 4.7uF
1N4148
C19
1uF
NTC
Q1
IPD09N03LA
L1
V
CORE
1
Q3
IPS06N03LA
Q4
Q2
R43
4.7uF
C18
4.7uF
R34
10
C7
5.6pF
R20 0
CPU_VCC
R18 C8
15k 2.2nF
R19
1.5k
C14
0.1uF
3
C9
470pF
C15
C16
C17
1
BOOT
8
NC
UGATE
7
4 VCC
PHASE
RT9619
2
5
PWM
LGATE
R35
2.2
C20
3.3nF
PGND
6
BTX_5V
BTX_12V
C23
4.7uF
4.7uF
V
CC
C26
1uF
Q5
IPD09N03LA
Q7
IPS06N03LA
Q8
Q6
V
CORE
24
L2
C41 to C50
560uF x 10
R37
2.2
C27
3.3nF
C51 to C68
10uF x 18
V
SS
C24
V
CORE
35
V
CORE
24
V
CORE
1
C21
0.1uF
R36
10
1N4148
1200uF 4.7uF
C22
C25
R27
100
V
IN
FB
PWM1
PWM2
RT8802A
R15
12k
R16
R17
C5
56nF
C4
C6
R14
For AMD
BTX_5V
15 13 17 16 6 5 4 26 27
SS
RT
ADJ
IMAX
TCOC
COMP
For Intel
Typical Application Circuit
VID_SEL
For K8
RT8802A
0
VDDIO
GND
For K8_M2
GND
VID0
VID1
VID2
VID3
VID4
VID5
VID6
100k
R21
470
R22
100k
R23
470
R24
100k
R25
R26
470
VID7
BTX_5V
TSEN
IOUT
R1 10
QRSEL
40
39
38
37
36
35
34
33
32
31
12
PWM3
PWM4
PWM5
ISN35
ISN24
ISN1
ISP1
ISP2
ISP3
ISP4
ISP5
BTX_5V
R42
PGND
6
V
IN
C10
1uF
C11
1uF
R31
510
R38
10
BTX_5V
R9
3
R10
NC
BTX_5V
C27
0.1uF
C32
1uF
IPD09N03LA
Q11
IPS06N03LA
PGND
6
R12 0
CPU_VSS
BTX_12V
R40
10
V
IN
C35
C36
1200uF 4.7uF
1N4148
C39
1uF
C34
0.1uF
IPD09N03LA
Q15
IPS06N03LA
PGND
6
Q16
C37
4.7uF
C38
4.7uF
Q12
Q9
Q10
1N4148
R32
510
R33
510
BTX_12V
C12
1uF
R8
R30
510
C13
1uF
R28
NC
R29
NC
1
BOOT
3
8
NC
UGATE
7
4 VCC
PHASE
RT9619
2
5
VIN
LGATE
VID_SEL
VID0
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VDD
DVD
28
29
30
20
19
18
25
24
23
22
21
VR_FAN
FBRTN
VR_Ready
VR_HOT
VTT/EN
OFS
C1
0.1uF
1 9 8 2 3 14 7 11 10
C69
NC
R13 NC
R7
9.52k
0.1uF
C3
BTX_12V
R2 10k
Enable
R3
1.1k
C28
C29
1200uF 4.7uF
C30
4.7uF
C31
4.7uF
For Intel
VTT
For AMD
VDDIO
R4 R5 R6
10k10k10k
V
CORE
35
L3
PGOOD
All brandname or trademark belong to their owner respectively
1
BOOT
8
NC
UGATE
7
4 VCC
PHASE
RT9619
2
5
VIN
LGATE
R39
2.2
C33
3.3nF
Q13
Q14
V
CORE
24
L4
R41
2.2
C40
3.3nF
1
BOOT
3
8
NC
UGATE
7
4 VCC
PHASE
RT9619
2
5
VIN
LGATE
RT2 4.3k
R11
NC
DS8802A-04 August 2007
RT1 10k
NTC
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
