参数资料
型号: MIC2549A-2YN
厂商: Micrel Inc
文件页数: 3/18页
文件大小: 0K
描述: IC SW CURR LIMIT HI SIDE 8-DIP
标准包装: 50
类型: 高端
输入类型: 非反相
输出数: 1
导通状态电阻: 35 毫欧
电流 - 峰值输出: 3A
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
Micrel, Inc.
Pin Configuration
Pin Description
8-Pin SOP (M)
8-Pin DIP (N)
14-Pin TSSOP (TS)
MIC2545A/2549A
Pin Number
SOP, DIP
1
Pin Number
TSSOP
1
Pin Name
EN
Pin Function
Enable (Input): Logic-compatible enable input ( ? 1 version is active high, ? 2
version is active low). High input > 1.8V typical; low input < 1.4V typical. Do not
float. MIC2549A only: Also resets thermal-shutdown latch.
2
3
4
5, 7
6, 8
June 2011
3
5
7
8, 12
10, 14
2, 4, 6, 9,
11, 13
FLG
GND
ILIM
IN
OUT
NC
Fault Flag (Output): Active-low, open-drain output. Indicates overcurrent or
thermal shutdown. MIC2549A only: Latched low on thermal shutdown.
Ground: supply return.
Current Limit: Sets current-limit threshold using an external resistor (R SET )
connected to ground. 76.8 ? < R SET < 459 ? .
Supply Input: Output MOSFET drain. Also powers internal circuitry. Both IN
pins must be externally connected together.
Switch Output: Output MOSFET source. Both OUT pins must be externally
connected together.
Not internally connected.
3
M9999-062711-A
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