TCR2DG Datasheet, PDF (12/15 Pages) Toshiba Semiconductor – Low Noise 200 mA CMOS Low Drop-Out Regulator in ultra small package

7) Output Voltage vs. Output Current
V_OUT=1.2V
Pulse width= 1ms
5.5V
V_IN = 2.2V
TCR2DG series
V_OUT=3.0V
Pulse width= 1ms
5.5V
V_IN = 4.0V
Output current I_OUT (mA)
8) Ripple Rejection Ratio vs. Frequency
V_OUT=1.2V
60
50
40
30
20
10
0
10
100
VIN = 2.2 V ,Vripple = 500 mVp_−p
CIN = none, COUT = 1μF
IOUT = 10 mA, Ta = 25°C
1k
10 k 100 k 300k
Frequency f (Hz)
9) Control Transient vs. Response
V_OUT=1.2V
V_IN = 2.2 V,
2.0
C_IN = 0.47 μF, C_OUT = 1 μF
1.0
0
1.0
I_OUT = 50mA
0.5
0
I_OUT = 150mA
Time t (100 μs/div)
12
Output current I_OUT (mA)
90
80
70
60
50
40
30
20
10
0
10
V_OUT=2.8V
100
VIN = 3.8 V ,Vripple = 500 mVp_−p
CIN = none, COUT = 1μF
IOUT = 10 mA, Ta = 25°C
1k
10 k 100 k 300 k
Frequency f (Hz)
V_OUT=3.0V
V_IN = 4.0 V,
2.0
C_IN = 0.47 μF, C_OUT = 1 μF
1.0
0
3.0
I_OUT = 50mA
2.0
1.0
0
I_OUT = 150mA
Time t (100 μs/div)
2014-03-01