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RT9645 Datasheet(PDF) 2 Page - Richtek Technology Corporation

Part # RT9645
Description  5 Channels ACPI Regulator
PDF  13 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9645 Datasheet(HTML) 2 Page - Richtek Technology Corporation

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RT9645
Preliminary
2
DS9645-00
August 2007
www.richtek.com
Typical Application Circuit
Figure 1. RT9645 Typical Application for Intel Mode
Figure 2. RT9645 Typical Application for AMD K8
VDDQ
Q1
Q2
RT9645
PHASE
ISNS
LGATE
GND
SB3V_SEN
10
8
9
19
L1
COMP2
3
14
SB3V_DRV
6
UGATE
FB1
COMP1
VCC_DRV
VTT_EN
PWM2
12
13
21
16
24
1
5VDL
BOOT
7
SB5V_DRV
20
5VDL
5
FB2
3VSB
5VSB
VCC5/VCC12
SS2/EN2
4
PWM2-EN
Q3
Q4
Q6
11
2
5VSB VCC12
23
22
VTT_SEN
VTT_DRV
17
18
FSB_VTT
VCC3
Q5
VGMCH
Richtek
MOSFET
Driver
ISNS2
5VSB
15
S3
S5
VCC5
ROCSET1
ROCSET2
VCC5
S3
S5
VLDT_EN
VDDQ
Q1
Q2
RT9645
PHASE
ISNS
LGATE
GND
SB3V_SEN
10
8
9
19
L1
COMP2
3
14
SB3V_DRV
6
UGATE
FB1
COMP1
VCC_DRV
VTT_EN
PWM2
12
13
21
16
24
1
5VDL
BOOT
7
SB5V_DRV
20
5VDL
5
FB2
3VSB
5VSB
SS2/EN2
4
PWM2-EN
Q3
Q4
Q6
11
2
5VSB
23
22
VTT_SEN
VTT_DRV
17
18
FSB_VTT
VCC3
Q5
VGMCH
Richtek
MOSFET
Driver
ISNS2
5VSB
15
VLDT_EN
VDDQ_EN
S3
S5
5VSB
VCC5/VCC12
VCC12
VCC5
ROCSET1
ROCSET2
VCC5
S3
S5



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