參數(shù)資料
型號(hào)： MAX1678EUA
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi)： 穩(wěn)壓器
英文描述： 1-Cell to 2-Cell, Low-Noise, High-Efficiency, Step-Up DC-DC Converter
中文描述： 1 A SWITCHING REGULATOR, PDSO8
封裝： 1.10 MM HEIGHT, UMAX-8
文件頁(yè)數(shù)： 4/12頁(yè)
文件大?。?/td> 166K
代理商： MAX1678EUA
M
1-Cell to 2-Cell, Low-Noise,
High-Effic ienc y, S tep-Up DC-DC Converter
4
_______________________________________________________________________________________
Typic al Operating Charac teristic s
(Circuit of Figure 7 (Fixed Mode, 3.3V) or Figure 8 (Adjustable Mode), T
A
= +25°C, unless otherwise noted.)
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 2.4V, L1 = 22
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 2.0V
V
IN
= 1.5V
L1 = 22
μ
H
SUMIDA CD43-220
R1 = 200k
, R2 = 200k
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 2.4V, L1 = SUMIDA 47
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 2.0V
V
IN
= 1.5V
L1 = 47
μ
H
SUMIDA CD43-470
R1 = 200k
, R2 = 200k
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 2.4V, L1 = TDK 47
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 2.0V
V
IN
= 1.5V
L1 = 47
μ
H
TDK NLC453232T-470K
R1 = 200k
, R2 = 200k
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 3.3V, L1 = 22
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 2.5V
V
IN
= 2.0V
L1 = 22
μ
H
SUMIDA CD43-220
FB = GND
V
IN
= 1.5V
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 5.0V, L1 = 22
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 4.5V
V
IN
= 3.0V
V
IN
= 2.0V
L1 = 22
μ
H
SUMIDA CD43-220
R1 = 619k
, R2 = 200k
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 3.3V, L1 = SUMIDA 47
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 2.5V
V
IN
= 2.0V
L1 = 47
μ
H
SUMIDA CD43-470
FB = GND
V
IN
= 1.5V
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 3.3V, L1 = TDK 47
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 2.5V
V
IN
= 2.0V
L1 = 47
μ
H
TDK NLC453232T-470K
FB = GND
V
IN
= 1.5V
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 5.0V, L1 = SUMIDA 47
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 4.5V
V
IN
= 3.0V
L1 = 47
μ
H
SUMIDA CD43-470
R1 = 619k
, R2 = 200k
V
IN
= 2.0V
V
IN
= 1.2V
V
IN
= 0.85V
100
0
0.01
0.1
1
10
100 200
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= 5.0V, L1 = TDK 47
μ
H)
20
M
LOAD CURRENT (mA)
E
40
60
80
90
70
50
30
10
V
IN
= 4.5V
V
IN
= 3.0V
L1 = 47
μ
H
TDK NLC453232-470K
R1 = 619k
, R2 = 200k
V
IN
= 2.0V
V
IN
= 1.2V
V
IN
= 0.85V
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1678EUA+ 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 1-2 Cell Step-Up DC/DC Converter 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
MAX1678EUA+T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 1-2 Cell Step-Up DC/DC Converter 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
MAX1678EUAT 制造商:Maxim Integrated Products 功能描述:
MAX1678EUA-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
MAX1678EVKIT 功能描述:電源管理IC開(kāi)發(fā)工具 Evaluation Kit for the MAX1678 RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類(lèi)型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
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