参数资料
型号: MIC49150-1.8BR TR
厂商: Micrel Inc
文件页数: 3/13页
文件大小: 0K
描述: IC REG LDO 1.8V 1.5A SPAK-5
标准包装: 750
稳压器拓扑结构: 正,固定式
输出电压: 1.8V
输入电压: 最高 6.5V
电压 - 压降(标准): 0.28V @ 1.5A
稳压器数量: 1
电流 - 输出: 1.5A
电流 - 限制(最小): 1.6A
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SPAK-5
供应商设备封装: S-PAK-5
包装: 带卷 (TR)
其它名称: MIC49150-1.8BRTR
MIC49150-1.8BRTR-ND
Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Voltage (V IN ) .........................................................8V
Bias Supply Voltage (V BIAS )..............................................8V
Enable Input Voltage (V EN )...............................................8V
Power Dissipation .....................................Internally Limited
ESD Rating (3) .................................................................. 4kV
MIC49150
Operating Ratings (2)
Supply Voltage (V IN )......................................... 1.4V to 6.5V
Bias Supply Voltage (V BIAS )................................. 3V to 6.5V
Enable Input Voltage (V EN ).................................. 0V to 6.5V
Junction Temperature (T J ) ..................–40°C ≤ T J ≤ +125°C
Package Thermal Resistance
MSOP-8 ( θ JA ).....................................................80°C/W
S-Pak ( θ JC ) ..........................................................2°C/W
Electrical Characteristics (4)
T A = 25°C with V BIAS = V OUT + 2.1V; V IN = V OUT + 1V; bold values indicate –40°C< T J < +125°C, unless noted (5) .
Parameter
Output Voltage Accuracy
Line Regulation
Load Regulation
Dropout Voltage (V IN - V OUT )
Dropout Voltage (V BIAS - V OUT ),
Note 5
Ground Pin Current, Note 6
Ground Pin Current in
Shutdown
Current thru V BIAS
Condition
At 25°C
Over temperature range
V IN = V OUT +1V to 6.5V
I L = 0mA to 1.5A
I L = 750mA
I L = 1.5A
I L = 750mA
I L = 1.5A
I L = 0mA
I L = 1.5A
V EN ≤ 0.6V, (I BIAS + I CC ), Note 7
I L = 0mA
Min
–1
–2
–0.1
Typ
0.01
0.2
130
280
1.3
1.65
15
15
0.5
9
Max
+1
+2
+0.1
1
1.5
200
300
400
500
1.9
2.1
25
30
1
2
15
25
Units
%
%
%/V
%
%
mV
mV
mV
mV
V
V
V
mA
mA
mA
μA
μA
mA
mA
I L = 1.5A
32
mA
Current Limit
MIC49150
1.6
2.3
3.4
A
Enable Input (Note 7)
4
A
Enable Input Threshold
(Fixed Voltage only)
Regulator enable
Regulator shutdown
1.6
0.6
V
V
Enable Pin Input Current
Independent of state
0.1
1
μA
Reference
Reference Voltage
0.891
0.882
0.9
0.909
0.918
V
V
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k ? in series with 100pF.
4. Specification for packaged product only.
5. For V OUT ≤ 1V, V BIAS dropout speci ? cation does not apply due to a minimum 3V V BIAS input.
6. I GND = I BIAS + (I IN – I OUT ). At high loads, input current on V IN will be less than the output current, due to drive current being supplied by V BIAS .
7. Fixed output voltage versions only.
November 2006
3
M9999-111306
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