Micrel, Inc.
MIC29302A
Absolute Maximum Ratings
(1)
Input Supply Voltage (V
IN
)
(1)
........................... –20V to +20V
Enable Input Voltage (V
EN
)................................ –0.3V to V
IN
Lead Temperature (soldering, 5sec.)......................... 260°C
Power Dissipation .....................................Internally Limited
Storage Temperature Range ....................–65°C to +150°C
ESD Rating all pins
(3)
Operating Ratings
(2)
Operating Junction Temperature ..............
−40°C
to +125°C
Operating Input Voltage ....................................... 3V to 16V
Package Thermal Resistance
TO-263 (θ
JC
).........................................................3°C/W
TO-252 (θ
JC
).........................................................3°C/W
TO-252 (θ
JA
) ......................................................35°C/W
TO-263 (θ
JA
).......................................................28°C/W
Electrical Characteristics
(4)
V
IN
= 4.2V; I
OUT
= 100mA; T
A
= 25°C,
bold
values indicate
−40°C≤
T
J
≤
+125°C, unless noted.
Parameter
Output Voltage
Output Voltage Accuracy
Line Regulation
Load Regulation
100mA
≤
I
OUT
≤3A,
(V
OUT
+
1V)
≤
V
IN
≤
16V
I
OUT
= 100mA, (V
OUT
+ 1V)
≤
V
IN
≤
16V
V
IN
= V
OUT
+ 1V, 100mA
≤
I
OUT
≤
3A
ΔV
OUT
=
−1%
(6)
I
OUT
= 100mA
Dropout Voltage
I
OUT
= 750mA
I
OUT
= 1.5A
I
OUT
= 3A
Ground Current
I
OUT
= 750mA, V
IN
= V
OUT
+ 1V
Ground Current
I
GRNDDO
Ground Pin Current
@ Dropout
Current Limit
e
n
, Output Noise Voltage
(10Hz to 100kHz
I
L
= 100mA
Ground Pin Current in Shutdown
I
OUT
= 1.5A
I
OUT
= 3A
V
IN
= 0.5V less than specified V
OUT
×
I
OUT
= 10mA
V
OUT
= 0V
(7)
C
L
= 10µF
C
L
= 33 µF
Input Voltage V
IN
= 16V
3
5
15
60
2
4
400
260
32
A
µV
(rms)
µA
150
20
mA
80
220
275
450
800
200
mV
−2
0.1
0.2
2
0.5
1
%
%
%
Condition
Min.
Typ.
Max.
Units
August 2011
3
M9999-080411-A
MICREL [ MICREL SEMICONDUCTOR ]
