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參數(shù)資料
| 型號(hào)： | MAX1797EUA |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Low Supply Current, Step-Up DC-DC Converters with True-Shutdown |
| 中文描述： | 1.5 A SWITCHING REGULATOR, 500 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | MO-187, UMAX-8 |
| 文件頁數(shù)： | 5/13頁 |
| 文件大小： | 397K |
| 代理商： | MAX1797EUA |
M
Low Supply Current, Step-Up DC-DC Converters
with True-Shutdown
_______________________________________________________________________________________
5
100
0
0.1
1
10
100
1000
MAX1795
EFFICIENCY vs. LOAD CURRENT (+5V)
20
M
LOAD CURRENT (mA)
E
40
60
50
80
70
30
10
90
V
BATT
= +2.4V
V
BATT
= +1.2V
V
BATT
= +3.6V
100
0
0.1
1
10
100
1000
MAX1795
EFFICIENCY vs. LOAD CURRENT (+3.3V)
20
M
LOAD CURRENT (mA)
E
40
60
50
80
70
30
10
90
V
BATT
= +1.2V
L = 10
μ
H
V
BATT
= +2.4V
100
0
0.1
1
10
100
1000
MAX1796
EFFICIENCY vs. LOAD CURRENT (+5V)
20
M
LOAD CURRENT (mA)
E
40
60
50
80
70
30
10
90
V
BATT
= +1.2V
V
BATT
= +2.4V
V
BATT
= +3.6V
100
0
0.1
1
10
100
1000
MAX1796
EFFICIENCY vs. LOAD CURRENT (+3.3V)
20
M
LOAD CURRENT (mA)
E
40
60
50
80
70
30
10
90
V
BATT
= +1.2V
V
BATT
= +2.4V
100
0
0.1
1
10
100
1000
MAX1797
EFFICIENCY vs. LOAD CURRENT (+5V)
20
M
LOAD CURRENT (mA)
E
40
60
50
80
70
30
10
90
V
BATT
= +3.6V
V
BATT
= +2.4V
V
BATT
= +1.2V
100
0
0.1
1
10
100
1000
MAX1797
EFFICIENCY vs. LOAD CURRENT (+3.3V)
20
M
LOAD CURRENT (mA)
E
40
60
50
80
70
30
10
90
V
BATT
= +2.4V
V
BATT
= +1.2V
0
100
50
200
150
250
300
0
1.0 1.5 2.0
0.5
2.5 3.0 3.5 4.0 4.5 5.0 5.5
BATT VOLTAGE (V)
NO-LOAD BATTERY CURRENT
vs. INPUT BATT VOLTAGE
B
μ
A
M
V
OUT
= +3.3V
V
OUT
= +5V
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0.1
10
100
1
1000
STARTUP VOLTAGE
vs. LOAD CURRENT
M
LOAD CURRENT (mA)
E
V
OUT
= +3.3V
0
1.0
0.5
2.0
1.5
2.5
3.0
0
1.0 1.5 2.0
0.5
2.5 3.0 3.5 4.0 4.5 5.0 5.5
BATT VOLTAGE (V)
SHUTDOWN THRESHOLD
vs. INPUT BATT VOLTAGE
S
M
Typical Operating Characteristics
(L = 22μH, C
IN
= 47μF, C
OUT
= 47μF, T
A
= +25
°
C, unless otherwise noted.)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX1797EUA+ | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Low-Supply Current Step-Up DC/DC Conv RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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 |
| MAX1797EUA+ | 制造商:Maxim Integrated Products 功能描述:IC STEP-UP DC/DC CONVERTER MAX-8 |
| MAX1797EUA+T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Low-Supply Current Step-Up DC/DC Conv RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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 |
| MAX1797EUA-T | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 Low-Supply Current Step-Up DC/DC Conv RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(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 |
| MAX1797EUA-TG074 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
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