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参数资料
| 型号： | MAX849ESE+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/16页 |
| 文件大小： | 0K |
| 描述： | IC DC-DC CONV LN HP 16-SOIC |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 50 |
| 应用： | 转换器，RF 数据链路 |
| 输入电压： | 0.7 V ~ 5.5 V |
| 输出数： | 1 |
| 输出电压： | 3.3V，2.7 V ~ 5.5 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 16-SOIC |
| 包装： | 管件 |
1-Cell to 3-Cell, High-Power,
Low-Noise, Step-Up DC-DC Converters
ELECTRICAL CHARACTERISTICS (continued)
(V OUT = 3.6V, GND = PGND = CLK/SEL = ON1 = ON2 = AINSEL = AIN1 = AIN2 = FB = POKIN, POUT = OUT, T A = 0°C to +85°C ,
unless otherwise noted.)
PARAMETER
Operating Current in Low-Power
Mode (Note 6)
Operating Current in Low-Noise
Mode (Note 6)
CONDITIONS
Current into OUT pin, CLK/SEL = GND
Current into OUT pin, CLK/SEL = OUT,
does not include switching losses
MIN
TYP
35
150
MAX
90
300
UNITS
μA
μA
DC-DC SWITCHES
POUT Leakage Current
LX Leakage Current
V LX = 0V, V ON2 = V OUT = 5.5V
V LX = V ON2 = V OUT = 5.5V
0.1
0.1
20
20
μA
μA
Switch On-Resistance
N-channel
P-channel
CLK/SEL = GND
CLK/SEL = OUT
CLK/SEL = OUT
0.3
0.13
0.25
0.6
0.25
0.5
?
N-Channel Current Limit
CLK/SEL = OUT
V CLK/SEL = 0V (Note 7)
MAX848
MAX849
MAX848
MAX849
600
1100
120
250
800
1350
200
400
1000
1600
300
550
mA
ADC
Data Output Voltage Low
Data Output Voltage High
I SINK = 1mA
I SOURCE = 1mA
V OUT - 0.4
0.4
V
V
AIN1 Input Voltage Range
AIN2 Input Voltage Range
AIN1, AIN2 Input Current
Accuracy
AINSEL = GND
AINSEL = OUT
f CLK = 400kHz, V AIN1 = V AIN2 = 2.5V
f CLK = 400kHz, 5ms conversion,
monotonic to 8 bits
0.625
0
1
1.875
2.5
2
±4
V
V
μA
% FSR
POWER-GOOD
Internal Trip Level
External Trip Level
POK Low Voltage
POK High Leakage Current
POKIN Leakage Current
Rising V OUT , V POKIN < 0.1V
Rising V POKIN
I SINK = 1mA, V OUT = 3.6V or
I SINK = 20μA, V OUT = 1V
V OUT = V POK = 5.5V
V POKIN = 1.5V
2.95
1.225
0.01
3.10
1.275
0.4
1
50
V
V
V
μA
nA
LOGIC AND CONTROL INPUTS
Input Low Voltage
Input High Voltage
Logic Input Current
1.2V < V OUT < 5.5V, ON1 and ON2 (Note 8)
V OUT = 2.7V, AINSEL and CLK/SEL
1.2V < V OUT < 5.5V, ON1 and ON2 (Note 8)
V OUT = 5.5V, AINSEL and CLK/SEL
ON1, ON2 , AINSEL and CLK/SEL
0.8V OUT
0.8V OUT
0.2V OUT
0.2V OUT
1
V
V
μA
Internal Oscillator Frequency
Oscillator Maximum Duty Cycle
External Clock Frequency Range
CLK/SEL = OUT
260
80
200
300
85
340
90
400
kHz
%
kHz
CLK/SEL Pulse Width
CLK/SEL Rise/Fall Time
Not tested
Not tested
200
100
ns
ns
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX849ESE+ | 功能描述:直流/直流开关转换器 1-3 Cell Step-Up DC/DC Converter 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 |
| MAX849ESE+T | 功能描述:直流/直流开关转换器 1-3 Cell Step-Up DC/DC Converter 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 |
| MAX849ESE-T | 功能描述:直流/直流开关转换器 1-3 Cell Step-Up DC/DC Converter 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 |
| MAX849EVKIT | 功能描述:直流/直流开关转换器 1-Cell to 3-Cell High-Power Low-Noise Step-Up DC-DC Converter 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 |
| MAX849EVKIT-SO | 功能描述:直流/直流开关转换器 Evaluation Kit for the MAX848 MAX849 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 |
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