參數(shù)資料
型號： MAX1706
廠商： Maxim Integrated Products, Inc.
元件分類： DC/DC變換器
英文描述： 1- to 3-Cell, High-Current, Low-Noise, Step-Up DC-DC Converters with Linear Regulator
中文描述： 1至3節(jié)電池、大電流、低噪聲、升壓型DC-DC轉(zhuǎn)換器，帶有線性穩(wěn)壓器
文件頁數(shù)： 6/20頁
文件大?。?/td> 215K
代理商： MAX1706
M
1- to 3-Cell, High-Current, Low-Noise,
Step-Up DC-DC Converters with Linear Regulator
6
_______________________________________________________________________________________
__________________________________________Typic al Operating Charac teristic s
(Circuit of Figure 2, T
A
= +25°C, unless otherwise noted.)
100
0
0.1
10
100
1
1000
MAX1705
EFFICIENCY vs. OUTPUT CURRENT
(V
OUT
= 5V)
20
M
OUTPUT CURRENT (mA)
E
40
60
80
90
10
30
50
70
L = 10
μ
H
V
OUT
= 5V
A: V
IN
= 0.9V
C: V
IN
= 2.4V
E: V
IN
= 3.6V
1: PFM MODE
2: PWM MODE
A.1
A.2
C.1
C.2
B.2
B.1
100
0
0.1
10
100
1
1000
MAX1705
EFFICIENCY vs. OUTPUT CURRENT
(V
OUT
= 3.3V)
20
M
OUTPUT CURRENT (mA)
E
40
60
80
90
10
30
50
70
L = 10
μ
H
V
= 3.3V
A: V
IN
= 0.9V
B: V
IN
= 2.7V
1: PFM MODE
2: PWM MODE
B.1
B.2
A.1
A.2
0
0
MAX1705
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
200
100
300
M
INPUT VOLTAGE (V)
M
3.5
700
600
900
800
400
500
1.0
2.5
4.5
1000
2.0
3.0
0.5
4.0
1.5
L = 10
μ
H
PWM MODE
PFM MODE
V
OUT
= 3.3V
V
OUT
= 3.3V
V
OUT
= 5V
V
OUT
= 5V
100
0
0.1
10
100
1
1000
MAX1706
EFFICIENCY vs. OUTPUT CURRENT
(V
OUT
= 3.3V)
20
M
OUTPUT CURRENT (mA)
MAX1705
START-UP INPUT VOLTAGE
vs. OUTPUT CURRENT
E
40
60
80
90
10
30
50
70
B.2
A.2
A.1
B.1
L = 22
μ
H
V
OUT
= 3.3V
A: V
IN
= 0.9V
B: V
IN
= 2.7V
1: PFM MODE
2: PWM MODE
0.5
0.01
0.9
0.7
1.1
M
OUTPUT CURRENT (mA)
S
100
1.7
1.5
2.1
1.9
1.3
0.1
10
1000
2.3
1
NO-LOAD START-UP:
1.0V AT -40°C
0.79 AT +25°C
0.64V AT +85°C
CONSTANT-CURRENT LOAD
V
= 3.3V
L = 10
μ
H
D1 = MBR0520L
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
100
0
0.1
10
100
1
1000
MAX1706
EFFICIENCY vs. OUTPUT CURRENT
(V
OUT
= 5V)
20
M
OUTPUT CURRENT (mA)
E
40
60
80
90
10
30
50
70
A.1
A.2
C.2
B.2
C.1
B.1
L = 22
μ
H
V
OUT
= 5V
A:V
IN
= 0.9V
B: V
IN
= 2.4V
C: V
IN
= 3.6V
1: PFM MODE
2: PWM MODE
0
0
MAX1706
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
200
100
300
M
INPUT VOLTAGE (V)
M
3.5
700
600
400
500
1.0
3
4.5
2.0
0.5
2.5
4
1.5
PWM MODE
L = 22
μ
H
PFM MODE
V
OUT
= 5V
V
OUT
= 5V
V
OUT
= 3.3V
V
OUT
= 3.3V
0
0
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
2
1
3
M
INPUT VOLTAGE (V)
N
4.0
7
6
5
10
9
8
4
1.0
3.0
5.0
12
11
2.0
3.5
0.5
2.5
4.5
1.5
PFM MODE
PWM MODE
V
OUT
= 3.3V
L = 10
μ
H
0
0
LINEAR-REGULATOR DROPOUT
VOLTAGE vs. LOAD CURRENT
20
40
M
LOAD CURRENT (mA)
D
160
120
100
60
80
40
120
200
140
80
V
LDO
= 3.3V
V
LDO
= 2.5V
V
LDO
= 5V
相關(guān)PDF資料
PDF描述
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MAX17061AETI+T 功能描述:LED照明驅(qū)動器 8-String White LED Driver w/SMBus RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
MAX17061AEVCMAXQU+ 功能描述:LED 照明開發(fā)工具 Evaluation Kit/Evaluation system for MAX17061A RoHS:否 制造商:Fairchild Semiconductor 產(chǎn)品:Evaluation Kits 用于:FL7732 核心: 電源電壓:120V 系列: 封裝:
MAX17061AEVKIT+ 功能描述:LED 照明開發(fā)工具 MAX17061A Eval Kit RoHS:否 制造商:Fairchild Semiconductor 產(chǎn)品:Evaluation Kits 用于:FL7732 核心: 電源電壓:120V 系列: 封裝:
MAX17061ETI+ 功能描述:LED照明驅(qū)動器 8-String White LED Driver w/SMBus RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
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