参数资料
型号: MAX848ESE+T
厂商: Maxim Integrated Products
文件页数: 5/16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: 2,500
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: 带卷 (TR)
1-Cell to 3-Cell, High-Power,
Low-Noise, Step-Up DC-DC Converters
Typical Operating Characteristics
(T A = +25°C, unless otherwise noted.)
MAX849
EFFICIENCY vs. LOAD CURRENT
(V OUT = 3.3V)
MAX849
EFFICIENCY vs. LOAD CURRENT
(V OUT = 5V)
MAX848
EFFICIENCY vs. LOAD CURRENT
(V OUT = 3.3V)
100
100
V IN = 3.6V
100
90
80
V IN = 2.4V
V IN = 1.2V
90
80
V IN = 2.4V
90
V IN = 2.4V
70
70
60
V IN = 1.2V
80
V IN = 1.2V
60
50
V IN = 0.9V
PFM
50
40
PFM
70
V IN = 0.9V
PFM
40
PWM
30
PWM
60
PWM
0.1
1
10
100
1000
0.1
1
10
100
1000
0.1
1
10
100
1000
14
LOAD CURRENT (mA)
NO-LOAD BATTERY CURRENT
vs. INPUT VOLTAGE
18
LOAD CURRENT (mA)
SHUTDOWN CURRENT
vs. INPUT VOLTAGE
2.0
LOAD CURRENT (mA)
START-UP VOLTAGE vs. LOAD CURRENT
(V OUT = 3.3V, PWM MODE)
12
16
INCLUDES ALL EXTERNAL
COMPONENT LEAKAGES.
1.8
10
T A = +85°C
14
12
CAPACITOR LEAKAGE
DOMINATES AT
T A = +85°C
1.6
8
6
4
T A = +25°C
10
8
6
4
T A = +85°C
T A = +25°C
1.4
1.2
1.0
T A = -40°C
2
T A = -40°C
2
T A = -40°C
0.8
T A = +25°C
T A = +85°C
0
0
1
2
3
4
5
6
0
0
1
2
3
4
5
6
0.6
0.01
0.1
1
10
100
1000
1.252
INPUT VOLTAGE (V)
REFERENCE VOLTAGE
vs. TEMPERATURE
1.252
INPUT VOLTAGE (V)
REFERENCE VOLTAGE
vs. REFERENCE CURRENT
0.25
LOAD CURRENT (mA)
ADC LINEARITY ERROR
vs. FULL-SCALE INPUT VOLTAGE
1.250
0.15
1.251
1.248
1.250
1.246
1.244
0.05
-0.05
AIN2
1.249
1.248
1.242
1.240
1.238
-0.15
-0.25
AIN1
-40
-20
0
20
40
60
80
100
0
10
20
30
40
50
60
70
80
0.1875
0.4375
0.6875
0.9375
TEMPERATURE (°C)
REFERENCE CURRENT ( μ A)
FULL-SCALE INPUT VOLTAGE (V)
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5
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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+ 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