參數(shù)資料
型號(hào): MAX1776
廠商: Maxim Integrated Products, Inc.
英文描述: 32-Bit Digital Signal Controller with ROM 100-BGA MICROSTAR -40 to 85
中文描述: 24V、600mA內(nèi)置開關(guān)、100%占空比、降壓型轉(zhuǎn)換器
文件頁(yè)數(shù): 7/13頁(yè)
文件大小: 740K
代理商: MAX1776
M
24V, 600mA Internal Switch, 100% Duty Cycle,
Step-Down Converter
_______________________________________________________________________________________
7
LX WAVEFORM, CIRCUIT 1
V
IN
= 15V, I
LOAD
= 500mA
MAX1776 toc22
V
LX
I
L
V
OUT
1A
10V
0
2
μ
s/div
50mV/div
0
Typical Operating Characteristics (continued)
(Circuit of Figure 1, components from Table 3, V
IN
= +12V,
SHDN
= IN, T
A
= +25
°
C.)
STARTUP WAVEFORM, CIRCUIT 1,
R
LOAD
= 100
MAX1776 toc23
I
L
V
OUT
5V
0
1A
2
μ
s/div
6V
0
V
SHDN
0
2V
4V
75
0.10
1000
10
100
1
EFFICIENCY vs. I
LOAD
, CIRCUIT 3, V
IN
= 12V
100
85
80
95
90
M
I
LOAD
(mA)
E
L = 22
μ
H
L = 47
μ
H
L = 100
μ
H
75
0.10
1000
10
100
1
EFFICIENCY vs. I
LOAD
, CIRCUIT 3, V
IN
= 12V
100
85
80
95
90
M
I
LOAD
(mA)
E
L = 22
μ
H, 0.6A
L = 10
μ
H, 1.2A
L = 47
μ
H, 0.3A
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