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MIC37139-1.8BS 参数 Datasheet PDF下载

MIC37139-1.8BS图片预览
型号: MIC37139-1.8BS
PDF下载: 下载PDF文件 查看货源
内容描述: 1.5A ,工作电压低UCAP LDO稳压器 [1.5A, LOW VOLTAGE UCAP LDO REGULATOR]
分类和应用: 稳压器调节器输出元件
文件页数/大小: 10 页 / 157 K
品牌: MICREL [ MICREL SEMICONDUCTOR ]
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MIC37139
Micrel
Absolute Maximum Rating
(1)
Supply Voltage (V
IN
) .................................................... 6.5V
Enable Input Voltage (V
EN
) .......................................... 6.5V
Power Dissipation .................................... Internally Limited
Junction Temperature (T
J
) ................. –40°C
T
J
+125°C
Storage Temperature (T
S
) ................. –65°C
T
J
+150°C
Lead Temperature (soldering, 5 sec.) ....................... 260°C
ESD
(4)
Operating Maximum Rating
(2)
Supply Voltage (V
IN
) ..................................... 2.25V to 6.0V
Enable Input Voltage (V
EN
) ................................ 0V to 6.0V
Junction Temperature (T
J
) ................. –40°C
T
J
+125°C
Maximum Power Dissipation
(3)
Package Thermal Resistance
SOT-223(θ
JC
) .................................................. 15°C/W
Electrical Characteristics
(5)
T
A
= 25°C with V
IN
= V
OUT
+ 1V; V
EN
= V
IN
;
bold
values indicate –40°C < T
J
< +125°C; unless otherwise noted.
Parameter
Output Voltage Accuracy
Condition
I
L
= 10mA
10mA < I
OUT
< I
L
(max), V
OUT
+ 1
V
IN
6V
Output Voltage Line Regulation
Output Voltage Load Regulation
V
IN
– V
OUT
; Dropout Voltage
(6)
Ground Pin Current
(7)
Ground Pin Current in Shutdown
Current Limit
Notes:
1. Exceeding the absolute maximum ratings may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. P
D
(max) = (T
J
(max) – T
A
)
÷ θ
JA
, where
θ
JA
, depends upon the printed circuit layout. See
“Applications Information.”
4. Device is ESD sensitive. Handling precautions recommended.
5. Specification for packaged product only.
6. V
DO
= V
IN
– V
OUT
when V
OUT
decreased to 98% of its nominal output voltage with V
IN
= V
OUT
+1V. For output voltages below 1.75V, dropout
voltage specification does not apply due to a minimum input operating voltage of 2.25V.
7. I
GND
is the quiescent current. I
IN
= I
GND
+ I
OUT
.
Min
–1
–2
Typ
Max
+1
+2
Units
%
%
%
%
mV
mV
mA
µA
V
IN
= V
OUT
+1.0V to 6.0V
I
L
= 10mA to 1.5A
I
L
= 750mA
I
L
= 1.5A
I
L
= 1.5A
V
IL
0.5V, V
IN
= V
OUT
+ 1V
V
OUT
= 0
0.06
0.2
0.5
1
350
500
17
1.0
2.25
30
4.0
A
November 2003
3
M9999-112003