参数资料
型号: MAX1674EUA+T
厂商: Maxim Integrated Products
文件页数: 3/12页
文件大小: 0K
描述: IC REG BOOST SYNC FIX/ADJ 8UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 升压(升压)
输出类型: 两者兼有
输出数: 1
输出电压: 3.3V,5V,可调
输入电压: 0.7 V ~ 5.5 V
频率 - 开关: 500kHz
电流 - 输出: 420mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
供应商设备封装: 8-uMAX
MAX1674/MAX1675/MAX1676
High-Efficiency, Low-Supply-Current,
Compact, Step-Up DC-DC Converters
ELECTRICAL CHARACTERISTICS (continued)
(V BATT = 2V, FB = OUT (V OUT = 3.3V), R L = ˙ ∞ , T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
Operating Current into OUT
(Note 3)
Shutdown Current into OUT
SYMBOL
CONDITIONS
V FB = 1.4V, V OUT = 3.3V
SHDN = GND
MIN
TYP
16
0.1
MAX
35
1
UNITS
μA
μA
Efficiency
V OUT = 3.3V, I LOAD = 200mA
V OUT = 2V, I LOAD = 1mA
90
85
%
LX Switch On-Time
LX Switch Off-Time
FB Input Current
LBI Input Current
CLSEL Input Current
SHDN Input Current
LBO Low Output Voltage
LBO Off Leakage Current
t ON
t OFF
I FB
I LBI
I CLSEL
I SHDN
I LBO
V FB = 1V, V OUT = 3.3V
V FB = 1V, V OUT = 3.3V
V FB = 1.4V
V LBI = 1.4V
MAX1676, CLSEL = OUT
V SHDN = 0 or V OUT
V LBI = 0, I SINK = 1mA
V LBO = 5.5V, V LBI = 5.5V
3
0.8
4
1
0.03
1
1.4
0.07
0.2
0.07
7
1.2
50
50
3
50
0.4
1
μs
μs
nA
nA
μA
nA
V
μA
Damping Switch Resistance
SHDN Input Voltage
CLSEL Input Voltage
V IL
V IH
V IL
V IH
MAX1676, V BATT = 2V
0.8V OUT
0.8V OUT
88
150
0.2V OUT
0.2V OUT
?
V
V
ELECTRICAL CHARACTERISTICS
(V BATT = 2V, FB = OUT, R L = ∞ , T A = -40°C to +85°C , unless otherwise noted.) (Note 4)
PARAMETER
Output Voltage
Output Voltage Range
Reference Voltage
SYMBOL
V OUT
V REF
FB = OUT
FB = GND
I REF = 0
CONDITIONS
MIN
3.13
4.75
2.20
1.2675
MAX
3.47
5.25
5.5
1.3325
UNITS
V
V
V
FB, LBI Thresholds
Internal NFET, PFET
On-Resistance
Operating Current into OUT
(Note 3)
Shutdown Current into OUT
R DS(ON)
V FB = 1.4V, V OUT = 3.3V
SHDN = GND
1.2675
1.3325
0.6
40
1
V
?
μA
μA
LX Switch On-Time
LX Switch Off-Time
LX Switch Current
Limit (NFET)
t ON
t OFF
I LIM
V FB = 1V, V OUT = 3.3V
V FB = 1V, V OUT = 3.3V
MAX1674, MAX1676 (CLSEL = OUT)
MAX1675, MAX1676 (CLSEL = GND)
2.7
0.75
0.75
0.36
7.0
1.25
1.25
0.69
μs
μs
A
Maxim Integrated
3
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MAX1675EUA 功能描述:直流/直流开关转换器 Compact 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
MAX1675EUA+ 功能描述:直流/直流开关转换器 Compact 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
MAX1675EUA+T 功能描述:直流/直流开关转换器 Compact 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
MAX1675EUA-T 功能描述:直流/直流开关转换器 Compact 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