PRELIMINARY INFORMATION
100mA CMOS LDO WITH SHUTDOWN
AND ERROR OUTPUT
TC1055
ABSOLUTE MAXIMUM RATINGS*
Input Voltage .................................................................7V
Output Voltage ............................. (– 0.3V) to (V
IN
+ 0.3V)
Power Dissipation .................... Internally Limited (Note 7)
Operating Temperature Range ........ – 40°C < T
J
< 125°C
Storage Temperature ............................ – 65°C to +150°C
Maximum Voltage on Any Pin ............ V
IN
+0.3V to – 0.3V
*Stresses above those listed under "Absolute Maximum Ratings" may
cause permanent damage to the device. These are stress ratings only and
functional operation of the device at these or any other conditions above
those indicated in the operation sections of the specifications is not implied.
Exposure to Absolute Maximum Rating conditions for extended periods
may affect device reliability.
ELECTRICAL CHARACTERISTICS:
V
IN
= V
OUT
+ 1V, I
L
= 0.1mA, C
L
= 3.3µF, SHDN > V
IH
, T
A
= 25
°
C, unless otherwise noted.
Symbol
V
IN
I
OUTMAX
V
OUT
TC V
OUT
∆V
OUT
/∆V
IN
∆V
OUT
/V
OUT
V
IN
– V
OUT
Parameter
Input Operating Voltage
Maximum Output Current
Output Voltage
V
OUT
Temperature Coefficient
Line Regulation
Load Regulation
Test Conditions
Note 9
Note 9
Notes 1, 9
Note 2, 9
Min
—
100
V
R
– 2.5%
—
—
—
—
—
—
—
—
—
—
100 x V
R
—
—
—
—
45
—
Typ
—
—
V
R
±0.5%
20
40
0.05
0.5
20
70
100
200
0
50
—
160 x V
R
64
300
0.04
160
—
—
Max
6.5
—
V
R
+ 2.5%
—
—
—
—
Units
V
mA
V
ppm/°C
%
%
mV
I
GND
I
IN
I
INSD
R
OUT
PSRR
I
OUTSC
∆V
OUT
/∆P
D
eN
(V
R
+ 1V) < V
IN
< 6V
I
L
= 0.1mA to I
OUTMAX
(Note 3)
Dropout Voltage
I
L
= 0.1mA
I
L
= 20mA
I
L
= 50mA
I
L
= 100mA
(Note 4)
Ground Pin Current
I
L
= I
OUTMAX,
(Note 5, 9)
Supply Current
SHDN = V
IH
, I
L
= 0
Shutdown Supply Current
SHDN = 0V
Output Resistance during Shutdown SHDN < V
IL
Power Supply Rejection Ratio
F
RE
≤
1kHz
Output Short Circuit Current
V
OUT
= 0V
Thermal Regulation
Note 6
Output Noise
I
L
= I
OUTMAX
SHDN Input High Threshold
SHDN Input Low Threshold
V
IN
= 2.5V to 6.5V
V
IN
= 2.5V to 6.5V
—
80
0.05
—
—
500
—
—
—
15
µA
µA
µA
kΩ
dB
mA
%W
nV/√Hz
%V
IN
%V
IN
SHDN Input
V
IH
V
IL
TC1055-01 6/5/97
2
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