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參數(shù)資料
| 型號： | MAX1718EEI |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Notebook CPU Step-Down Controller for Intel Mobile Voltage Positioning IMVP-II |
| 中文描述： | SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | 0.150 INCH, 0.025 INCH PITCH, MO-137AD, QSOP-28 |
| 文件頁數(shù)： | 7/35頁 |
| 文件大小： | 700K |
| 代理商： | MAX1718EEI |
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M
Notebook CPU Step-Down Controller for Intel
Mobile Voltage Positioning (IMVP-II)
_______________________________________________________________________________________
7
0
5
10
15
20
25
30
35
40
5
10
15
20
25
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
M
INPUT VOLTAGE (V)
S
I
CC
+ I
DD
I+
40
μ
s/div
LOAD-TRANSIENT RESPONSE
(PWM MODE)
A
MAX1718 toc08b
B
0A
A = V
, 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
40
μ
s/div
LOAD-TRANSIENT RESPONSE
(SKIP MODE)
A
B
MAX1718 toc08a
0A
A = V
, 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
100
μ
s/div
STARTUP WAVEFORM
(PWM MODE, NO LOAD)
A
MAX1718 toc09
B
0A
A = V
OUT
, 1V/div
B = INDUCTOR CURRENT, 10A/div
C = SKP/SDN, 5V/div
C
100
μ
s/div
STARTUP WAVEFORM
(PWM MODE, I
OUT
= 12A)
A
MAX1718 toc10
B
OA
A = V
OUT
, 1V/div
B = INDUCTOR CURRENT, 10A/div
C = SKP/SDN, 5V/div
C
40
μ
s/div
DYNAMIC OUTPUT VOLTAGE TRANSITION
(PWM MODE)
A
MAX1718 toc11
B
OA
A = V
, 100mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
C = VGATE, 5V/div
D = ZMODE, 5V/div
C
D
V
OUT
= 1.15V TO 1.25V
I
OUT
= 3A, R
TIME
= 62k
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V+ = 12V, V
DD
= V
CC
= SKP/
SDN
= 5V, V
OUT
= 1.25V, T
A
= +25
°
C, unless otherwise noted.)
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