參數(shù)資料
型號: MAX1742-MAX1842
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字信號處理
英文描述: Replaced by TMS320C6410 : Digital Signal Processor 40-PDIP 0 to 0
中文描述: 1A/2.7A的1MHz,降壓型同步整流和內(nèi)部開關(guān)穩(wěn)壓器
文件頁數(shù): 6/16頁
文件大小: 597K
代理商: MAX1742-MAX1842
M
1A/2.7A, 1MHz, Step-Down Regulators with
Synchronous Rectification and Internal Switches
6
_______________________________________________________________________________________
0V
0V
0V
0A
MAX1742
STARTUP AND SHUTDOWN
I
1A/div
V
1V/div
V
SS
2V/div
MAX1742 toc06
1ms/div
V
5V/div
0V
MAX1742
LOAD-TRANSIENT RESPONSE
V
AC-COUPLED,
50mV/div
I
0.5A/div
10
μ
s/div
0V
MAX1742
LINE-TRANSIENT RESPONSE
V
INPUT
2V/div
V
OUTPUT
20mV/div
AC-COUPLED
MAX1742 toc08
20
μ
s/div
I
OUT
= 1A, V
OUT
= 1.5V, R
TOFF
= 100k
, L = 6
μ
H
0
150
100
50
200
250
300
350
400
450
500
0
30
20
10
40
50
60
70
80
90
100
0
2
1
3
4
5
6
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1742 toc09
V
IN
(V)
N
I
C
(
μ
A
S
I
C
(
NO LOAD
SHUTDOWN
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T
A
= +25
°
C, unless otherwise noted.)
0
1.0
0.5
2.0
1.5
3.0
2.5
3.5
4.5
4.0
5.0
0
100 150 200
50
250 300 350
R
TOFF
(k
)
450
400
500
OFF-TIME vs. R
TOFF
M
t
O
μ
s
相關(guān)PDF資料
PDF描述
MAX1742EEE Replaced by TMS320C6410 :
MAX1843 2.7A, 1MHz, Low-Voltage, Step-Down Regulator with Internal Synchronous Rectification in QFN Package
MAX1843EGI 2.7A, 1MHz, Low-Voltage, Step-Down Regulator with Internal Synchronous Rectification in QFN Package
MAX1845 Dual, High-Efficiency, Step-Down Controller with Accurate Current Limit
MAX1845EEI Dual, High-Efficiency, Step-Down Controller with Accurate Current Limit
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