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MAX8772 датащи(PDF) 13 Page - Maxim Integrated Products

номер детали MAX8772
подробное описание детали  MAX8770/MAX8771/MAX8772 Dual-Phase, Quick- PWM Controller for IMVP-6 CPU Core Power Supplies
PDF  47 Pages
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производитель  MAXIM [Maxim Integrated Products]
домашняя страница  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX8772 датащи(HTML) 13 Page - Maxim Integrated Products

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MAX8770/MAX8771/MAX8772 Dual-Phase, Quick-
PWM Controller for IMVP-6+ CPU Core Power Supplies
______________________________________________________________________________________
13
Typical Operating Characteristics (continued)
(Circuit of Figure 1. VIN = 12V, VCC = VDD, SHDN = PSI = 5V, DPRSLPVR = GND, D0–D6 set for 1.1500V, TA = 25
°C, unless other-
wise specified.)
CONFIDENTIAL INFORMATION – RESTRICTED TO INTEL® IMVP-6 LICENSEES
PSI + 1-LSB TRANSITION
40
µs/div
MAX8770 toc22
0
0
0.93V
0
0
A
B
D
C
E
A. PSI, 5V/div
B. D0, 5V/div
C. VOUT, 20mV/div
IOUT = 10A
D. ILXI, 10A/div
E. ILX2, 10A/div
D0 DYNAMIC VID CODE CHANGE
20
µs/div
MAX8770 toc23
0
0.93V
0
0
A
B
D
C
A. D0, 5V/div
B. VOUT, 20mV/div
IOUT = 10A
C. ILXI, 10A/div
D. ILX2, 10A/div
POWER MONITOR vs. OUTPUT VOLTAGE
OUTPUT VOLTAGE (V)
0
0.3
0.6
0.9
1.2
1.5
0
0.2
0.4
0.6
0.8
1.0
RSENSE = 1m
Ω
IOUT = 10A
POWER MONITOR vs. LOAD CURRENT
LOAD CURRENT (A)
0
10203040
0
1
2
3
4
RSENSE = 1m
Ω
VOUT = 1.2875V
D3 DYNAMIC VID CODE CHANGE
20
µs/div
MAX8770 toc24
0
0.93V
0
0
A
B
C
D
A. D3, 5V/div
B. VOUT, 200mV/div
IOUT = 10A
C. ILXI, 10A/div
D. ILX2, 10A/div
0
0
0.72V
0
1.185
0A
B
C
D
E
F
POWER MONITOR -
VID TRANSITION RESPONSE
MAX8770 TOC28
40
µs/div
A. D3, 5V/div
B. VOUT, 200mV/div
C. POUT WITH RC FILTER
(10k
Ω, 0.1µF), 200mV/div
D. POUT, 2V/div
E. ILX1, 10A/div
F. ILX2, 10A/div
IOUT = 10A



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