hip6501a Intersil Corporation, hip6501a Datasheet - Page 13

• Manufacturer Part Number: hip6501a
• Description: Triple Linear Power Controller With Acpi Control Interface
• Manufacturer: Intersil Corporation

HIP6501A Application Circuit
Figure 13 shows an application circuit of an ACPI-compliant
power management system for a microprocessor computer
system. The power supply provides the PCI 3.3V
voltage (V
(V
+5VSB, and +12VDC ATX supply outputs. For systems
(FROM OPEN-DRAIN N-MOS)
OUT2
), and the 5V
OUT1
+3.3V
+12V
+5V
+5V
3.3V
V
SB
OUT1
IN
IN
IN
), the RDRAM 2.5V
SHUTDOWN
DUAL
2SD1802
EN5VDL
EN3VDL
Q2
DUAL
S3
S5
1/2 HUF76113DK8
voltage (V
1µF
C6
13
C2
1µF
MEM
0.1µF
+
OUT3
C13
Q3
FIGURE 13. TYPICAL HIP6501A APPLICATION CIRCUIT
R1
1K
C7
220µF
memory voltage
) from +3.3V, +5V,
+
DUAL
C1
10µF
FAULT/MSEL
1µF
C4
3V3DLSB
EN5VDL
EN3VDL
3V3DL
HIP6501A
SS
S3
S5
12V
HIP6501A
employing SDRAM memory, replace R1 with 10kΩ and Q1
with an HUF76113SK8. Q4 can also be a PNP, such as an
MMBT2907AL. For detailed information on the circuit,
including a Bill-of-Materials and circuit board description, see
Application Note AN9846.
See Intersil’s web site www.intersil.com for the latest
information.
U1
5VSB
GND
DRV2
VSEN2
5VDLSB
DLA
5VDL
C5
1µF
2x150µF
+
C8,9
C11
150µF
+
2SD1802
Q1
Q5
1/2 HUF76113DK8
+
C3
220µF
C10
1µF
C12
1µF
December 30, 2004
FDV304P
Q4
5V
V
OUT3
DUAL
2.5V
V
OUT2
FN4749.6
MEM