参数资料
型号: MAX4995AAVB+T
厂商: Maxim Integrated
文件页数: 10/13页
文件大小: 342K
描述: IC CURRENT SWITCH 10% 10UTQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 电流开关
精确度: ±10%
输入电压: 1.7 V ~ 5.5 V
电流 - 输出: 600mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-UFQFN
供应商设备封装: 10-UTQFN(1.4x1.8)
包装: 带卷 (TR)
50mA to 600mA Programmable
Current-Limit Switches
10   ______________________________________________________________________________________
FLAG Indicator
FLAG is an open-drain fault indicator output and requires
an external pullup resistor to a DC supply. FLAG goes
low when any of the following conditions occurs:
"   The device is in current-limit mode.
"   The OUT voltage is above the IN voltage by more
than 110mV (typ).
"   The die temperature exceeds the thermal-shutdown
temperature limit of +150癈.
"   SETI is connected to ground.
Thermal Shutdown
Thermal-shutdown circuitry protects the devices from
overheating. The switch turns off and FLAG goes low
immediately when the junction temperature exceeds
+150癈 (typ). The switch turns on again after the device
temperature drops by approximately 15癈 (typ).
t
RETRY
t
BLANK
t
BLANK
t
BLANK
t
BLANK
t
RETRY
FLAG
OUT
CURRENT LIMIT
LOAD CURRENT
THE DEVICE GOES TO
THERMAL-SHUTDOWN MODE
Figure 2. Autoretry Fault Diagram
t
BLANK
t
BLANK
FLAG
OUT
CURRENT LIMIT
LOAD CURRENT
THE DEVICE GOES TO
THERMAL-SHUTDOWN MODE
Figure 3. Latchoff Fault Diagram
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