r1122n RICOH Co.,Ltd., r1122n Datasheet - Page 16

• Manufacturer Part Number: r1122n
• Description: Low Noise 150ma Ldo Regulator
• Manufacturer: RICOH Co.,Ltd.

16
R1122N
8)
9)
Ripple Rejection vs. Input Voltage (DC bias)
Input Transient Response
90.00
80.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
90.00
80.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
0.00
0.00
3.10
3.10
1→
3.20
3.20
2→
R1122N301B
R1122N301B
Tek Run : 2.50MS/s Average
Ch1
Input Voltage V
Input Voltage V
Ch1
V
V
IN
OUT
1.00V
3.30
3.30
C
I
C
I
OUT
OUT
OUT
OUT
Ch2
=1mA
=50mA
R1122N151B
IN
IN
=Ceramic 2.2µF
=Ceramic 2.2µF
(V)
(V)
20.0mV
3.40
3.40
f=400Hz
f=1kHz
f=10kHz
f=400Hz
f=1kHz
f=10kHz
M20.0µs
3.50
3.50
90.00
80.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
0.00
3.10
3.20
R1122N301B
Input Voltage V
3.30
C
I
OUT
OUT
287
=10mA
,1
,1
287
IN
=Ceramic 2.2µF
(V)
3.40
µ
f=400Hz
f=1kHz
f=10kHz
µ
↔
3.50
°