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參數(shù)資料
| 型號(hào)： | MAX730AMJA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 5V, Step-Down, Current-Mode PWM DC-DC Converters |
| 中文描述： | 2 A SWITCHING REGULATOR, 210 kHz SWITCHING FREQ-MAX, CDIP8 |
| 封裝： | CERDIP-8 |
| 文件頁(yè)數(shù)： | 4/16頁(yè) |
| 文件大?。?/td> | 229K |
| 代理商： | MAX730AMJA |
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100
90
80
60
0
200
600
800
1000
OUTPUT CURRENT (mA)
MAXIMUM OUTPUT CURRENT vs.
SUPPLY VOLTAGE
E
MAX730A
EFFICIENCY vs. OUTPUT CURRENT
70
400
V+ = 5.5V
V+ = 7V
V+ = 9V
V+ = 11V
(NOTES 3, 6)
100
90
80
60
0
200
600
800
1000
OUTPUT CURRENT (mA)
MAXIMUM OUTPUT CURRENT vs.
SUPPLY VOLTAGE, NOR1
E
MAX738A
EFFICIENCY vs. OUTPUT CURRENT
70
400
V+ = 6V
V+ = 8V
V+ = 12V
V+ = 16V
(NOTES 3, 6)
2.5
2.0
1.5
0
0
2
6
8
10
Q
MAX738A/MAX744A
QUIESCENT SUPPLY CURRENT
vs. SUPPLY VOLTAGE
0.5
4
1.0
12
14
16
UNDERVOLTAGE
LOCKOUT HYSTERESIS
UNDERVOLTAGE
LOCKOUT ENABLED
1000
800
600
0
0
100
300 400 500
P
MAX738A/MAX744A
PEAK INDUCTOR CURRENT
vs. OUTPUT CURRENT
200
200
400
600 700 800
L1 = 100
μ
H
C4 = 150
μ
F
V+ = 6.6V
V+ = 8.0V TO16.0V
M
5V, S tep-Down,
Current-Mode PWM DC-DC Converters
4
_______________________________________________________________________________________
__________________________________________Typic al Operating Charac teristic s
(Circuit of Figure 3, T
A
= +25°C, unless otherwise noted.)
100
90
80
60
0
200
600
800
1000
OUTPUT CURRENT (mA)
QUIESCENT SUPPLY CURRENT
vs. TEMPERATURE
E
MAX744A
EFFICIENCY vs. OUTPUT CURRENT
70
400
V+ = 6.0V
V+ = 9.0V
V+ = 12.0V
V+ = 16.0V
(NOTE 3)
-60
0
60 80 100
S
μ
A
STANDBY SUPPLY CURRENT
vs. TEMPERATURE
16
10
8
6
2
18
14
12
4
0
-40 -20
20 40
120140 160
V+ = 16V
MAX738A/MAX744A
ONLY
V+ = 9V
V+ = 6V
(NOTES 4, 5)
20
V+ = 12V
MAX738A/MAX744A
ONLY
3.0
2.5
1.5
1.0
0.5
-60
20 40
TEMPERATURE (°C)
80
120
Q
2.0
0
-40 -20 0
60
100
140160
MAX730A, V+ = 9.0V
MAX738A, V+ = 12.0V
MAX744A, V+ = 12.0V
(NOTES 4, 5)
1400
1000
4
8
10
12
14
SUPPLY VOLTAGE (V)
M
1200
800
6
16
MAX738A
MAX730A
MAX744A
(NOTES 3, 6)
1400
1000
800
4
8
10
12
14
SUPPLY VOLTAGE (V)
M
1200
6
16
600
400
200
(NOTES 3, 6)
MAX738A
MAX730A
MAX744A
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX730C/D | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Current-Mode SMPS Controller |
| MAX730CPA | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX730CSA | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX730CSA-T | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| MAX730EPA | 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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