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参数资料
| 型号： | MAX1626-MAX1627 |
| 厂商： | Maxim Integrated Products, Inc. |
| 英文描述： | 5V/3.3V or Adjustable, 100% Duty-Cycle, High-Efficiency, Step-Down DC-DC Controllers |
| 中文描述： | 5V/3.3V或可调，100％的占空比，高效率，降压型DC - DC控制器 |
| 文件页数： | 3/16页 |
| 文件大小： | 185K |
| 代理商： | MAX1626-MAX1627 |
M
5V /3.3V or Adjustable, 100% Duty-Cyc le,
High-Effic ienc y, S tep-Down DC-DC Controllers
ELECTRICAL CHARACTERISTICS
(V+ = +3V to +16.5V, SHDN =
3
/5 = 0V, T
A
= -40°C to +85°C, unless otherwise noted.) (Note 2)
_______________________________________________________________________________________
3
Note 1:
V+ must exceed V
OUT
to maintain regulation.
Note 2:
Specifications from 0°C to -40°C are guaranteed by design, not production tested.
V+ = SHDN = 16.5V (shutdown)
Operating, no load
I
LOAD
= 0μA
MAX1627
Circuit of Figure 1,
3
/5 = V+
Circuit of Figure 1,
3
/5 = 0V
MAX1626,
3
/5 = V+, output forced to 5V
MAX1627, includes hysteresis
CONDITIONS
μA
2
I
OUT
Supply Current into V+
100
V
3.0
16.5
V+
Input Voltage
V
1.25
1.35
Reference
mV
80
120
CS Threshold Voltage
nA
0
50
FB Leakage Current
V
2.9
5.20
3.44
Undervoltage Lockout
4.80
3.16
μA
V
24
1.25
50
1.35
I
OUT
OUT Input Current
FB Threshold Voltage
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
V
V
OUT
Output Voltage
__________________________________________Typic al Operating Charac teristic s
(Circuit of Figure 1, T
A
= +25°C, unless otherwise noted.)
100
0
0.1m
100m
1
1m
10m
10
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= +3.3V)
20
10
M
LOAD CURRENT (A)
E
40
30
60
50
70
80
90
A: V+ = +4.3V
B: V+ = +5V
C: V+ = +8V
D: V+ = +10V
E: V+ = +12V
F: V+ = +15V
CIRCUIT OF FIGURE 1
A
B
C
D E F
100
0
0.1m
100m
1
1m
10m
10
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= +5V)
20
10
M
LOAD CURRENT (A)
E
40
30
60
50
70
80
90
A: V+ = +6V
B: V+ = +8V
C: V+ = +10V
D: V+ = +12V
E: V+ = +15V
CIRCUIT OF FIGURE 1
A
B
C
D E
0.45
0
0
0.5
1.0
LOAD (A)
1.5
2.0
2.5
DROPOUT VOLTAGE
vs. LOAD CURRENT
0.05
0.10
0.35
0.25
0.30
0.40
M
D
0.20
0.15
3.3V SETTING
V
OUT
= +3.17V
5V SETTING
V
OUT
= +4.8V
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1627ESA | 功能描述:DC/DC 开关控制器 5/3.3V or Adjustable 100% Duty Cycle RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
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| MAX1627ESA+ | 制造商:Maxim Integrated Products 功能描述:CONTROLLER STEP DOWN DC-DC 1627 制造商:Maxim Integrated Products 功能描述:CONTROLLER, STEP DOWN, DC-DC, 1627 |
| MAX1627ESA+G071 | 功能描述:DC/DC 开关控制器 Adjustable 100% Duty-Cycle High-Efficiency Step-Down DC-DC Controller RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| MAX1627ESA+T | 功能描述:DC/DC 开关控制器 5/3.3V or Adjustable 100% Duty Cycle RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
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