参数资料
型号: MAX1790EUA+T
厂商: Maxim Integrated Products
文件页数: 4/14页
文件大小: 0K
描述: IC REG BOOST ADJ 0.8A 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: 2.6 V ~ 12 V
输入电压: 2.6 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 640kHz, 1.22MHz
电流 - 输出: 1.2A
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
Low-Noise Step-Up DC-DC Converters
ELECTRICAL CHARACTERISTICS (continued)
(V IN = SHDN = 3V, FREQ = GND, T A = -40°C to +85°C , unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
N-CHANNEL SWITCH
V FB = 1V,
MAX1790
1.2
2.3
Current Limit
I LIM
duty cycle =
A
65% (Note 1)
MAX8715
1.8
3.0
On-Resistance
R ON
MAX1790
MAX8715
0.5
0.35
Ω
Current-Sense Transresistance
R CS
MAX1790
MAX8715
0.30
0.20
0.65
0.43
V/A
CONTROL INPUTS
Input Low Voltage
Input High Voltage
V IL
V IH
SHDN , FREQ
SHDN , FREQ
0.7 x V IN
0.3 x V IN
V
V
Note 1: Current limit varies with duty cycle due to slope compensation. See the Output-Current Capability section.
Note 2: Specifications to -40°C are guaranteed by design and not production tested.
4
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