MAX8770GTL+T Maxim Integrated Products, MAX8770GTL+T Datasheet - Page 19

• Manufacturer Part Number: MAX8770GTL+T
• Description: IC CTLR PS 2/1PH QUICK PWM 40QFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8770GTL+T

• Applications: Controller, Intel IMVP-6
• Voltage - Input: 4 ~ 26 V
• Number Of Outputs: 1
• Voltage - Output: 0.125 ~ 1.5 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PWM Controller for IMVP-6+ CPU Core Power Supplies
CONFIDENTIAL INFORMATION – RESTRICTED TO INTEL
Figure 1. Standard 2-Phase IMVP-6 44A Application Circuit
CLK_ENABLE#
IMVPOK
3.3V BIAS
SUPPLY
1.2V BIAS
SUPPLY
MAX8770/MAX8771/MAX8772 Dual-Phase, Quick-
10kΩ
R4
DPRLSPVR
DPRSTP#
______________________________________________________________________________________
VR_ON
1.9kΩ
V
PSI#
CC
R3
DAC INPUTS
(1V LOGIC)
0.1µF
C10
56Ω
1.9kΩ
R7
R2
13kΩ
R6
100kΩ
NTC4
2.2µF
0.1µF
470pF
10Ω
C2
C6
71.5kΩ
C5
R1
10kΩ
R5
R8
V
PHASEGD
CLKEN
PWRGD
D0
D1
D2
D3
D4
D5
D6
PSI
DPRSTP
DPRSLPVR
SHDN
CCV
REF
TIME
THRM
VRHOT
POUT
CC
MAX8770
MAX8771
MAX8772
PGND2
PGND1
*CSN1
*CSN2
GNDS
CSP2
RTON
CSP1
BST2
BST1
GND
DH2
DH1
LX2
DL2
V
LX1
DL1
CCI
DD
FB
R22
R23
0Ω
470pF
0Ω
C7
3.40kΩ
C9
4700pF
R18
0Ω
R9
200kΩ
N
R18
L1
C3
0.22µF
N
N
H1
R18
0Ω
L2
C1
2.2µF
N
OPEN
C13
H2
R17
100
C
IN
C8
4700pF
L1
5V BIAS
SUPPLY
L1
100Ω
* CSN1 and CSN2 are bonded together on the
** Optional -- Resistor allow remote sensing for system
R12
+ PHASEGD is only on the MAX8771
100Ω
100Ω
MAX8771 and called CSN12
R10
verification when the CPU is not present
R12
®
8V TO 24V
INPUT V
RCS1
1mΩ
2.2nF
C11
IMVP-6 LICENSEES
RCS1
1mΩ
2.2nF
C11
IN
C
OUT
R16**
10Ω
R11**
10Ω
CPU GND
SENSE
CPU V
SENSE
OUTPUT
CC
19