参数资料
型号: MIC2544-1BM TR
厂商: Micrel Inc
文件页数: 3/14页
文件大小: 0K
描述: IC SW CURR LIMIT HI SIDE 8-SOP
标准包装: 2,500
类型: 高端
输入类型: 非反相
输出数: 1
导通状态电阻: 80 毫欧
电流 - 峰值输出: 1.5A
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
其它名称: MIC2544-1BMTR
MIC2544-1BMTR-ND
Micrel, Inc.
Pin Configuration
8-pin SOIC (M)
Note: Pins 4 and 5 for SOIC and MSOP are different.
Pin Description
8-Pin MSOP (MM)
MIC2544/2548
Pin Number
Pin Number
MSOP-8
SOIC-9
Pin Name
Pin Function
Enable (Input): Logic-compatible enable input. Active-high (-1) or active-
1
1
EN
low (-2). High input >1.7V typical; low input <1.5V typical. Do not float.
MIC2548 only: Also resets thermal shutdown latch.
Fault Flag (Output): Active-low, open-drain output. Indicates overcurrent
2
2
FLG
or thermal shutdown conditions. MIC2548 only: latched low on thermal
shutdown.
April 2010
3
5
7
6,8
4
3
4
7
6,8
5
GND
ILIM
IN
OUT
NC
Ground.
Current Limit: Sets current-limit threshold using an external resistor, R SET 1
connected to ground. 154 Ω < R SET < 2.29k Ω .
Input: Output MOSFET drain. Also powers internal circuitry.
Switch (Output): Output MOSFET source. Pins 6 and 8 must be externally
connected.
Not internally connected.
3
M9999-043010
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