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参数资料
| 型号： | MAX1800 |
| 厂商： | Maxim Integrated Products, Inc. |
| 英文描述： | Digital Camera Step-Up Power Supply |
| 中文描述： | 数码相机升压型电源 |
| 文件页数： | 6/24页 |
| 文件大小： | 461K |
| 代理商： | MAX1800 |
M
Digital Camera Step-Up
Power Supply
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V
INPUT
= 2.4V, T
A
= +25
°
C, unless otherwise noted.)
0
20
60
40
80
100
0.4
0.6
0.7
0.5
0.8
0.9
1.0
1.1
1.2
AUXILIARY CONTROLLER
MAXIMUM DUTY CYCLE vs. V
DCON
_
M
V
DCON
_ (V)
M
0
20
10
40
30
50
60
1
100
10
1000
10,000
FB_ TO COMP_ SMALL-SIGNAL OPEN-LOOP
FREQUENCY RESPONSE
M
FREQUENCY (kHz)
S
OSCILLATOR FREQUENCY vs. R
OSC
0
1
1000
100
10
1000
400
200
800
600
M
R
OSC
(k
)
O
C
OSC
= 470pF
C
OSC
= 220pF
C
OSC
= 100pF
C
OSC
= 47pF
LDO STARTUP RESPONSE
MAX1800 toc12
1.00 ms/div
INPUT
CURRENT
500mA/div
LDO
OUTPUT
VOLTAGE
2V/div
V
ONA
2V/div
0V
0V
0A
MAIN LOAD = 24
LDO LOAD = 8
0
20
60
40
80
100
0
400
200
600
800
1000
M
FREQUENCY (kHz)
D
AUXILIARY CONTROLLER DEFAULT
MAXIMUM DUTY CYCLE vs. FREQUENCY
C
OSC
= 470pF
MAIN OUTPUT STARTUP RESPONSE
MAX1800 toc11
1.00 ms/div
INPUT
CURRENT
1A/div
MAIN
OUTPUT
VOLTAGE
2V/div
V
ONM
2V/div
0V
0V
0A
MAIN LOAD = 24
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1800EHJ | 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1800EHJ-T | 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX1800EVKIT | 功能描述:电源管理IC开发工具 RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| MAX1801EKA | 制造商:Maxim Integrated Products 功能描述:DIGITAL CAMERA STEP-UP SLAVE DC-DC - Rail/Tube |
| MAX1801EKA+ | 制造商:Maxim Integrated Products 功能描述:DC DC CNTRLR SGL-OUT STEP UP 2.7V TO 5.5V 8PIN SOT-23 - Rail/Tube |
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