参数资料
型号: MIC2124YMM
厂商: Micrel Inc
文件页数: 4/24页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 10-MSOP
产品培训模块: MIC2124 Synchronous Current Mode DC-DC Buck Controller
标准包装: 100
系列: Hyper Speed Control™
PWM 型: 电流模式
输出数: 1
频率 - 最大: 360kHz
占空比: 93%
电源电压: 3 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 管件
其它名称: 576-3639-5
MIC2124YMM-ND
Micrel, Inc.
MIC2124
Parameter
Conditions
Min
Typ
Max
Units
FET Drivers
DH, DL Output Low Voltage
DH, DL Output High Voltage
I SINK = 10mA
I SOURCE = 10mA, measured the difference
between V BST -V DH , V IN -V DL
0.1
0.1
V
V
DH On-Resistance, High State
DH On-Resistance, Low State
DL On-Resistance, High State
DL On-Resistance, Low State
LX, BST, HSD Leakage Current
T A = 25°C
2
1.5
2
1
3
3
3
2
30
?
?
?
?
μA
Thermal Protection
Over-temperature Shutdown
Over-temperature Shutdown
Hysteresis
Shutdown Control
160
5
° C
° C
EN/COMP Logic Level High
3V < V IN <5.5V
0.5
0.4
V
EN/COMP Logic Level Low
EN/COMP Hysteresis
EN/COMP Pull-up Current
3V < V IN <5.5V
3V < V IN <5.5V
V EN/COMP = 0V
0.4
26
47
0.25
100
V
mV
μA
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. The maximum allowable power dissipation of any T A is P D(max) = (T J(max) -T A ) / θ JA . Exceeding the maximum allowable power dissipation will result in
excessive die temperature, and the regulator will go into thermal shutdown.
4. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
5. Specification for packaged product only.
6. The application is fully functional at low IN (supply of the control section) if the external MOSFETs have enough low voltage V TH .
June 2010
4
M9999-060810-D
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