参数资料
型号: MAX859CUA+T
厂商: Maxim Integrated Products
文件页数: 3/12页
文件大小: 0K
描述: IC REG BOOST ADJ 60MA 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: 可调式
输出数: 1
输出电压: 2.7 V ~ 6 V
输入电压: 0.8 V ~ 6 V
频率 - 开关: 500kHz
电流 - 输出: 60mA
同步整流器:
工作温度: 0°C ~ 70°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
3.3V/5V or Adjustable-Output,
Step-Up DC-DC Converters
ELECTRICAL CHARACTERISTICS (continued)
(Circuits of Figure 2, V IN = 2.5V, I LOAD = 0mA, T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25°C.)
–        –
— — — –
S H D N , 3/ 5 Input Voltage Low
— — — –
S H D N , 3/ 5 Input Voltage High
1.6
0.4
V
V
— — — –
S H D N , 3/ 5 , FB, LBI Input Current
–        –
— — — –
LBI = 1.5V, FB = 1.5V, S H D N = 0V or 3V, 3/ 5 = 0V or 3V
±100
nA
FB Voltage
Output Voltage Range
MAX857/MAX859
MAX857/MAX859, I LOAD = 0mA (Note 3)
1.22
2.7
1.25
1.28
6.0
V
V
Note 2: Supply current from the 3.3V output is measured with an ammeter between the 3.3V output and OUT pin. This current
correlates directly with actual battery supply current, but is reduced in value according to the step-up ratio and efficiency.
V OUT = 3.47V to keep the internal switch open when measuring the current into the device.
Note 3: Minimum value is production tested. Maximum value is guaranteed by design and is not production tested.
__________________________________________Typical Operating Characteristics
(Circuits of Figure 2, T A = +25°C, unless otherwise noted.)
100
MAX858/MAX859
EFFICIENCY vs. OUTPUT CURRENT
V OUT = 3.3V
100
MAX858/MAX859
EFFICIENCY vs. OUTPUT CURRENT
V OUT = 5V
90
80
V IN = 2.5V
90
80
V IN = 3.3V
70
60
V IN = 2.0V
V IN = 1.5V
70
60
V IN = 1.5V
V IN = 2.5V
50
40
30
20
10
0
50
40
30
20
10
0
0.001
0.01
0.1
1
10
100
1000
0.001
0.01
0.1
1
10
100
1000
100
LOAD CURRENT (mA)
MAX856/MAX857
EFFICIENCY vs. OUTPUT CURRENT
V OUT = 5V
100
LOAD CURRENT (mA)
MAX856/MAX857
EFFICIENCY vs. OUTPUT CURRENT
V OUT = 3.3V
90
80
70
60
50
40
30
20
10
0
V IN = 3.3V
V IN = 2.0V
V IN = 1.5V
90
80
70
60
50
40
30
20
10
0
V IN = 2.5V
V IN = 1.5V
V IN = 2.0V
0.001 0.01
0.1
1
10
100
1000
0.001 0.01
0.1
1
10
100
1000
LOAD CURRENT (mA)
LOAD CURRENT (mA)
_______________________________________________________________________________________
3
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