LP2950 Datasheet, PDF (13/31 Pages) National Semiconductor (TI) – Series of Adjustable Micropower Voltage Regulators

LP2950
LP2951
www.ti.com
SLVS582H – APRIL 2006 – REVISED MARCH 2012
TYPICAL CHARACTERISTICS (continued)
RIPPLE REJECTION
vs
FREQUENCY
RIPPLE REJECTION
vs
FREQUENCY
100
V_IN = 6 V
90
C_L = 1 µF
80
70
60
50
I_L = 1 mA
40
30
20
10
1.E10+01
I_L = 10 mA
1.1E0+002
1.E1+k03 1.1E0+k04
f – Frequency – Hz
11.E0+00k5
1.E1+M06
100
90
80 I_L = 50 mA
70
V_IN = 6 V
C_L = 1 µF
60
50
40
I_L = 100 mA
30
20
10
1¹.E⁰+01
1¹.E⁰⁰+02 1.¹E^k+03 1.¹E⁰+^k04 1.¹E⁰+⁰0^k5
f – Frequency – Hz
1.E¹+^M06
LP2951 OUTPUT NOISE
vs
FREQUENCY
6
5
4
C_L = 200 µF
3
2
C_L = 1 µF
1
C_L = 3.3 µF
0
1.E10+01
11.E0+002
1.1Ek+03
1.1E0+k04
f – Frequency – Hz
11.0E0+k05
LP2951 DIVIDER RESISTANCE
vs
TEMPERATURE
400
350
300
250
200
150
100
50
0
-40 -25 -10 5 20 35 50 65 80 95 110 125
T_A – Temperature – °C
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