參數(shù)資料
型號： MAX640
廠商： Maxim Integrated Products, Inc.
元件分類： DC/DC變換器
英文描述： 5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters
中文描述： 5V/3.3V/3V/可調、高效率、低IQ、降壓型DC-DC轉換器
文件頁數(shù)： 4/12頁
文件大?。?/td> 166K
代理商： MAX640
0
10
MAX640
OUTPUT VOLTAGE RIPPLE vs.
INPUT VOLTAGE
25
100
M
V+ (V)
O
7
75
150
3
4
5
6
8
9
11
12
I
OUT
= 25mA
L = 100
μ
H
125
50
L = 220
μ
H
L = 470
μ
H
0
10
MAX653
OUTPUT VOLTAGE RIPPLE vs.
INPUT VOLTAGE
25
100
M
V+ (V)
O
7
75
150
3
4
5
6
8
9
11
12
I
LOAD
= 25mA
125
50
L = 220
μ
H
L = 470
μ
H
L = 100
μ
H
M
5V /3.3V /3V /Adjustable, High-Effic ienc y,
Low I
Q
, S tep-Down DC-DC Converters
4
_______________________________________________________________________________________
100
50
10
μ
100
μ
1
EFFICIENCY vs.
OUTPUT CURRENT
60
M
OUTPUT CURRENT (A)
E
70
80
90
1m
10m
100m
L = 100
μ
H
MAX639, V+ = 6V
MAX640, V+ = 4.3V
MAX653, V+ = 4V
100
10
MAXIMUM OUTPUT CURRENT vs.
INPUT VOLTAGE
200
M
V+ (V)
M
7
250
3
4
5
6
8
9
11
12
150
MAX640
MAX653
MAX639
L = 100
μ
H
80
10
EFFICIENCY vs.
INPUT VOLTAGE
85
95
M
V+ (V)
E
7
90
100
3
4
5
6
8
9
11
12
I
OUT
= 100mA
MAX639
MAX640
MAX653
80
10
EFFICIENCY vs.
INPUT VOLTAGE
85
95
M
V+ (V)
MAX639
E
7
90
100
3
4
5
6
8
9
11
12
L = 470
μ
H
I
OUT
= 25mA
MAX639
MAX640
MAX653
25
10
MAXIMUM OUTPUT CURRENT vs.
INPUT VOLTAGE
65
M
V+ (V)
M
7
75
3
4
5
6
8
9
11
12
55
MAX640
MAX653
MAX639
45
35
L = 470μH
0
10
OUTPUT VOLTAGE RIPPLE vs.
INPUT VOLTAGE
25
100
M
INPUT VOLTAGE (V)
O
7
75
150
5
6
8
9
11
12
L = 100
μ
H
125
50
L = 220
μ
H
L = 470
μ
H
I
OUT
= 25mA
_____________________________Typic al Operating Charac teristic s (c ontinued)
(Circuit of Figure 3, internal feedback, L = 100μH, T
A
= +25°C, unless otherwise noted.)
相關PDF資料
PDF描述
MAX653 5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters
MAX639CPA 5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters
MAX640ESA CABLE ASSEMBLY; SMA MALE TO SMC PLUG; 50 OHM, RG188-DS COAX, DOUBLE SHIELDED; 6" CABLE LENGTH
MAX639CSA 700-mW Mono, Differential Input, Class-AB Audio Amplifier with Active High Shutdown and Depop 8-SOIC -40 to 85
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相關代理商/技術參數(shù)
參數(shù)描述
MAX6400BS22 制造商:Maxim Integrated Products 功能描述:UP SUPERVISORY CIRCUIT IN 4-BUMP 2X2 CHIP-SCA - Bulk
MAX6400BS22+ 制造商:Maxim Integrated Products 功能描述:PROCESSOR SUPERVISOR 2.2V 1UA 4UCSP - Rail/Tube
MAX6400BS22+T 功能描述:監(jiān)控電路 uPower Supervisor RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6400BS22-T 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6400BS23 制造商:Maxim Integrated Products 功能描述:UP SUPERVISORY CIRCUIT IN 4-BUMP 2X - Rail/Tube
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