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GM66300-2.5TA3R 参数 Datasheet PDF下载

GM66300-2.5TA3R图片预览
型号: GM66300-2.5TA3R
PDF下载: 下载PDF文件 查看货源
内容描述: 超3A低压降稳压器 [3A ULTRA LOW-DROPOUT REGULATOR]
分类和应用: 稳压器
文件页数/大小: 11 页 / 347 K
品牌: GAMMA [ GAMMA MICROELECTRONICS INC. ]
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ELECTRICAL CHARACTERISTICS  
T = 25°C, bold values indicate -40°C  
J
T
J
+125°C; unless noted  
Typ  
Parameter  
Conditions  
Min  
Max  
Unit  
-1  
I
O
= 10 mA  
1
%
Output Voltage  
10mA  
I
3A, V  
+ 1V  
V
IN  
8V  
-2  
2
%
%
OUT  
OUT  
I
= 10mA, V  
+ 1V  
V
IN  
8V  
3A  
Line Regulation  
Load Regulation  
0.06  
0.20  
0.5  
1.0  
OUT  
OUT  
V
IN  
= V  
+ 1V, 10mA I  
OUT OUT  
%
Output Voltage change with  
DV  
/ DT  
ppm/°C  
20  
100  
200  
OUT  
Temperature Coef. Note 5  
I
= 100mA, DV  
= 750mA, DV  
= 1.5A, DV  
= -1%  
65  
OUT  
OUT  
OUT  
I
I
I
= -1%  
185  
250  
385  
Dropout Voltage Note 6 & 9  
OUT  
OUT  
OUT  
mV  
= -1%  
OUT  
= 3A, DV  
= -1%  
550  
20  
OUT  
I
I
I
= 750mA, V = V  
IN  
+ 1V  
10  
17  
45  
OUT  
OUT  
OUT  
OUT  
= 1.5A, V = V  
IN  
+ 1V  
Ground Current Note 7  
mA  
OUT  
= 3A, V = V  
IN  
+ 1V  
OUT  
V
V -0.5V, I =10mA  
OUT(nominal) OUT  
Dropout Ground Pin Current  
6
mA  
IN  
V
= 0V, VIN = V  
+ 1V  
4.5  
A
Current Limit  
OUT  
OUT  
Enable Input (Gm66301)  
Logic Low (off)  
0.8  
V
Enable Input Voltage  
Logic high (on)  
2.5  
V
15  
30  
V
V
= 2.5V  
µA  
µA  
µA  
EN  
EN  
75  
Enable Input Current  
2
= 0.8V  
4
(Note 8)  
Shutdown Output Current  
Flag Output (GM66301)  
Output Leakage Current  
Output Low Voltage  
Low Threshold  
10  
20  
0.01  
220  
1
V
V
= 16V  
µA  
mV  
%
OH  
2
300  
400  
= 2.5V, I = 250µA Note 9  
OL  
IN  
% of V  
93  
OUT  
% of V  
%
High Threshold  
99.2  
OUT  
%
Hysteresis  
1
Note 1. Exceeding the absolutemaximum ratings maydamage the device.  
Note 2. The device isnot guaranteed tofunction outside itsoperating rating.  
Note 3. Devices are ESDsensitive. Handing precautionsrecommended.  
Note 4. P  
=(T  
-T ) ÷ q , where q depends upon theprinted circuit layout. See "Applications Information".  
JA JA  
D(max)  
J(max)  
A
Note 5. Output voltage temperaturecoefficient is DV  
÷ (T - T  
J(max) J(min)  
) where T  
is +125°C andT  
is -40°C.  
OUT(worst case)  
J(max)  
J(min)  
Note 6. V =V -V  
DO IN OUT  
when V  
decreases to 99%of its nominaloutput voltage with V =V  
IN  
+1V. For voltages below2.5V,  
OUT  
OUT  
dropout voltage isthe input-to-output voltage differential with the minimum inputvoltage being 2.5V. Minimum input  
operating voltage is 2.25V.  
Note 7. I is the quiescentcurrent. I = I  
+ I  
GND  
IN  
GND  
OUT  
Note 8. V  
0.8V, V  
8V, and V  
OUT  
= 0V  
EN  
IN  
Note 9. For a 1.8Vdevice, V = 2.5V.  
IN  
4