150mA SOT-23 Ultra Low Noise CMOS RF-LDO™ Regulator
TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise specified T
A
T=25°C, V
IN
=V
OUT(NOM)
, + 1V, ON/OFF pin tied to V
IN
Output Voltage vs Temperature
3.015
3.01
Dropout Characteristics
3.4
V
OUT
= 3.0V
C
O UT
= 1µF (Ceramic)
V
O UT
= 3.3V
C
OUT
= 1µF (Ceramic)
I
OUT
= 0mA
I
OUT
= 10mA
I
OUT
= 50mA
Output voltage (V)
3.3
V
OU T
(V)
3.005
3
2.995
3.2
3.1
2.99
2.985
-50
0
50
100
150
3
3
3.2
3.4
I
OUT
= 100mA
I
OUT
= 150mA
3.6
Temperature (°C)
Temperature (°C)
Dropout Voltage vs Temperature
250
V
IN
(V)
Dropout Voltage vs I
OU T
250
V
OU T
= 3.0V
Dropout voltage (mV)
200
I
O UT
= 150mA
Dropout voltage (mV)
V
OU T
= 3.0V
200
T
A
= 85°C
T
A
= 25°C
150
I
O UT
= 100mA
150
100
I
OUT
= 50mA
50
100
T
A
= –40°C
50
I
OUT
= 0mA
0
–40
25
85
0
0
50
100
150
Temperature (°C)
Output Current (mA)
Ground Current vs Input Voltage
150
Line Transient Response
6
V
OUT
= 3.0 V
I
OUT
= 10mA
C
OUT
= 1µF (Ceramic)
I
OU T
= 50mA
125
I
OU T
= 150mA
I
GN D
(µA)
I
OUT
= 0mA
100
V
IN
(V)
5
V
IN
: tr/tf < 1 µs
V
O UT
= 3.0V
C
OUT
= 2.2 µF (Ceramic)
I
O UT
= 100 mA
4
75
I
OUT
= 100mA
V
OUT
(V)
12
14
3.01
3.00
2.99
2.98
50
2
4
6
8
10
V
IN
(V)
5µs/div
Impala Linear Corporation
ILC7082 1.3
(408) 574-3939
www.impalalinear.com
April 1999
11
IMPALA [ Impala Linear Corporation ]
