参数资料
型号: MAX1813EEI
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 稳压器
英文描述: Dynamically-Adjustable, Synchronous Step-Down Controller with Integrated Voltage Positioning
中文描述: SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO28
封装: 0.150 INCH, 0.025 INCH PITCH, QSOP-28
文件页数: 11/38页
文件大小: 738K
代理商: MAX1813EEI
M
Dynamically-Adjustable, Synchronous Step-Down
Controller with Integrated Voltage Positioning
______________________________________________________________________________________
11
200
μ
s/div
STARTUP WAVEFORM
(HEAVY LOAD)
1.6V
0
A
B
MAX1813 toc21
0
0
5V
20A
A. V
= 0 TO 1.6V, 2V/div
B. PGOOD, 5V/div
C. V
OUT
= 1.4V, R
OUT
= 63m
, 1V/div
D. INDUCTOR CURRENT, 20A/div
0
1.4V
C
D
200
μ
s/div
STARTUP WAVEFORM
(NO LOAD, PWM MODE)
1.6V
0
A
B
MAX1813 toc22
0
0
5V
10A
A. V
= 0 TO 1.6V, 2V/div
B. PGOOD, 5V/div
C. V
OUT
= 1.4V, NO LOAD, 1V/div
D. INDUCTOR CURRENT, 10A/div
0
1.4V
C
D
200
μ
s/div
STARTUP WAVEFORM
(NO LOAD, SKIP MODE)
5V
0
A
B
MAX1813 toc23
0
0
5V
10A
A. V
= 0 TO 5V
B. PGOOD, 5V/div
C. V
OUT
= 1.4V, NO LOAD, 1V/div
D. INDUCTOR CURRENT, 10A/div
0
1.4V
C
D
40
μ
s/div
SHUTDOWN WAVEFORM
1.6V
0
A
B
MAX1813 toc24
1.4V
0
20A
A. V
= 0 TO 1.6V, 2V/div
B. PGOOD, 5V/div
C. V
OUT
= 1.4V, R
OUT
= 63m
, 1V/div
D. INDUCTOR CURRENT, 20A/div
0
C
D
5V
Typical Operating Characteristics (continued)
(Circuit from Figure 1, components from Table 2, T
A
= +25
°
C, unless otherwise noted.)
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