mic49150 Micrel Semiconductor, mic49150 Datasheet - Page 3

• Manufacturer Part Number: mic49150
• Description: Mic49150 1.5a Low Voltage Ldo Regulator W/dual Input Voltages
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings
Supply Voltage (V
Bias Supply Voltage (V
Enable Input Voltage (V
Power Dissipation .....................................Internally Limited
ESD Rating
Electrical Characteristics
T
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, 1.5kΩ in series with 100pF.
4. Specification for packaged product only.
5. For V
6. I
7. Fixed output voltage versions only.
Micrel, Inc.
Parameter
Output Voltage Accuracy
Line Regulation
Load Regulation
Dropout Voltage (V
Dropout Voltage (V
Note 5
Ground Pin Current, Note 6
Ground Pin Current in
Shutdown
Current thru V
Current Limit
Enable Input (Note 7)
Enable Input Threshold
(Fixed Voltage only)
Enable Pin Input Current
Reference
Reference Voltage
November 2006
A
= 25°C with V
GND
= I
OUT
BIAS
≤1V, V
+ (I
(3)
.................................................................. 4kV
IN
BIAS
BIAS
– I
BIAS
OUT
IN
dropout specification does not apply due to a minimum 3V V
IN
BIAS
) .........................................................8V
). At high loads, input current on V
- V
= V
- V
OUT
BIAS
EN
OUT
OUT
)...............................................8V
)
)..............................................8V
),
+ 2.1V; V
Condition
At 25°C
Over temperature range
V
I
I
I
I
I
I
I
V
I
I
MIC49150
Regulator enable
Regulator shutdown
Independent of state
L
L
L
L
L
L
L
L
L
IN
EN
= 0mA to 1.5A
= 750mA
= 1.5A
= 750mA
= 1.5A
= 0mA
= 1.5A
= 0mA
= 1.5A
(4)
= V
≤ 0.6V, (I
IN
OUT
(1)
= V
+1V to 6.5V
OUT
BIAS
+ 1V; bold values indicate –40°C< T
IN
+ I
will be less than the output current, due to drive current being supplied by V
CC
), Note 7
3
Operating Ratings
Supply Voltage (V
Bias Supply Voltage (V
Enable Input Voltage (V
Junction Temperature (T
Package Thermal Resistance
BIAS
MSOP-8 (θ
S-Pak (θ
input.
JC
) ..........................................................2°C/W
JA
).....................................................80°C/W
IN
)......................................... 1.4V to 6.5V
J
< +125°C, unless noted
BIAS
EN
J
(2)
) ..................–40°C ≤ T
).................................. 0V to 6.5V
)................................. 3V to 6.5V
0.891
0.882
–0.1
Min
1.6
1.6
–1
–2
0.01
1.65
Typ
130
280
0.2
1.3
0.5
2.3
0.1
0.9
15
15
32
9
M9999-111306
0.909
0.918
Max
+0.1
200
300
400
500
(5)
1.5
1.9
2.1
3.4
0.6
+1
+2
BIAS
25
30
15
25
1
1
2
4
1
MIC49150
.
J
.
≤ +125°C
Units
%/V
mV
mV
mV
mV
mA
mA
mA
mA
mA
mA
µA
µA
µA
%
%
%
%
V
V
V
A
A
V
V
V
V