hip6028 Intersil Corporation, hip6028 Datasheet - Page 15

• Manufacturer Part Number: hip6028
• Description: Advanced Pwm And Dual Linear Power Control With Integrated Acpi Support Interface
• Manufacturer: Intersil Corporation

HIP6028 DC-DC Converter Application Circuit
Figure 16 shows an application circuit of a power supply for
a microprocessor computer system. The power supply
provides the microprocessor core voltage (V
bus voltage (V
from +3.3V
Intersil semiconductor products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design and/or specifications at any time with-
out notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
(ACPI CONTROLLER)
+12V
All Intersil semiconductor products are manufactured, assembled and tested under ISO9000 quality systems certification.
+5V
+3.3V
V
V
(2.5V)
GND
(1.5V)
OUT3
OUT2
IN
IN
IN
DC
, +5V
OUT3
+
RFD3055
S3
C43
1000 F
+
15A
DC
) and clock generator voltage (V
F1
Q3
VID0
VID1
VID2
VID3
VID4
C47
270 F
and +12V
2-325
For information regarding Intersil Corporation and its products, see web site http://www.intersil.com
1 H
L1
DC
. For detailed information
7x680 F
+
C1-7
C19
1000 F
+
OUT1
DRIVE3
FIGURE 16. APPLICATION CIRCUIT
VOUT2
VSEN3
SD1&3
), the GTL
VIN2
VID0
VID1
VID2
VID3
VID4
OUT2
C16
1 F
15
13
11
12
16
2
6
5
3
4
)
HIP6028
HIP6028
14
1
VCC
GND
on the circuit, including a Bill-of-Materials and circuit board
description, see Application Note AN9833. Also see Intersil’s
web page (http://www.intersil.com) or Intersil AnswerFAX
(407-724-7800) document # 99833 for the latest information.
20
24
23
22
19
17
10
21
18
8
9
7
OCSET
VSEN1
PGOOD
FAULT
RT
SS
FB
UGATE
PHASE
LGATE
PGND
COMP
1000pF
C18
2200pF
1K
R2
C42
10pF
C41
C48
0.039 F
160K
R10
Q1
HUF76143
Q2
HUF76143
2.21K
R8
750K
C14, 15
2x1 F
R9
R4
4.99K
3.5 H
L3
R25
7x1000 F
1K
C24-30
POWERGOOD
0.68 F
C40
(1.3 to 3.5V)
+
V
OUT1