参数资料
型号: MIC69302WR
厂商: Micrel Inc
文件页数: 4/13页
文件大小: 0K
描述: IC REG LDO ADJ 3A SPAK
标准包装: 48
稳压器拓扑结构: 正,可调式
输出电压: 0.5 V ~ 5.5 V
输入电压: 1.65 V ~ 5.5 V
电压 - 压降(标准): 0.275V @ 3A
稳压器数量: 1
电流 - 输出: 3A
电流 - 限制(最小): 3.3A
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SPak(5 引线 + 接片)
供应商设备封装: S-PAK-5
包装: 管件
产品目录页面: 1109 (CN2011-ZH PDF)
其它名称: 576-2986
Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Input Voltage (V IN to GND) .................. –0.3V to +6V
Logic Input Voltage (V EN to GND). ....... –0.3V to (V IN + 0.3V)
Fault Flag(V FLG to GND ..................................... –0.3V to 6V
Storage Temperature (T S )......................... –65°C to +125°C
Lead Temperature(T S ) .............................................. 260°C
ESD (4) ............................................................................. 2kV
MIC69301/2/3
Operating Ratings (2)
Supply Voltage (V IN )....................................... 1.65V to 5.5V
Enable Input Voltage (V EN )..................................... 0V to V IN
Junction Temperature (T J ) ..................–40°C ≤ T J ≤ +125°C
Power Dissipation (P D )........................... Internally Limited (3)
Package Thermal Resistance
S-PAK-5 ( θ JC ).......................................................2°C/W
S-PAK-5 ( θ JA ).....................................................38°C/W
TO-263-5 ( θ JC ) .....................................................2°C/W
ePad SOIC-8 ( θ JA ) .............................................41°C/W
4x4 MLF-12L( θ JA ) .............................................60°C/W
Electrical Characteristics (4)
T A = 25°C with V IN = V OUT + 1V; bold values indicate –40°C< T J < +125°C; I OUT = 10mA; C OUT = 10μF ceramic, unless noted.
Parameter
Test Conditions
Min
Typ
Max
Unit
Power Input Supply
Input Voltage Range (V IN )
I OUT = 10mA
1.65
1.2
5.5
5
V
mA
Ground Pin Current
Ground Pin Current in Shutdown
I OUT = 1.5A
I OUT = 3.0A
V EN = 0V; V IN = 2.0V; V OUT = 0V
12
32
1
30
75
mA
mA
μA
Output Voltage
Output Voltage (Fixed)
Load Regulation
I OUT = 10mA to 3A
-2.0
±0.3
2.0
%
%
Line Regulation (5)
V IN = V OUT + 1.0V to 5.5V
0.2
0.3
%/V
Reference (Adjustable)
Feedback Reference Voltage
(ADJ Pin)
Feedback Bias Current
(+/- 2.0%)
V ADJ = 0.5V
0.490
0.5
0.25
0.510
1.0
V
μA
Current Limit
Current Limit
V OUT = 0V
3.3
5.2
A
Power Dropout Voltage
Dropout Voltage (V IN - V OUT ) (6)
I OUT = 1.5A
I OUT = 3.0A
200
275
300
500
mV
mV
Enable Input
Enable Input Threshold
Enable Pin Bias Current
Turn-on Time
Regulator Enabled
Regulator Shutdown
V EN ≤ 0.2V ( Regulator Shutdown)
V EN ≥ 0.8V ( Regulator Enabled)
90% of typical V OUT ; V EN = V IN
0.8
0.57
0.0
7.0
10
0.2
150
V
V
μA
μA
μs
Fault Output
Fault Threshold Voltage
% of V OUT below nominal output
(V OUT Falling)
7.5
10
14
%
Fault Hysteresis
2.0
%
Fault Output Low Voltage
March 2011
I FLG = 250 μ A (sinking), V EN = 0V
4
150
mV
M9999-032111-F
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