R1173H081B Datasheet, PDF (16/33 Pages) RICOH electronics devices division – Super low on resistance/Low voltage LDO

R1173x
90
80
70
60
50
40
30
20
10
0
0.1
R1173x301x
VIN=4.0VDC+0.5Vp-p,
COUT=Ceramic 4.7µF
IOUT=1mA
IOUT=30mA
IOUT=100mA
1
10
100
Frequency f(kHz)
90
80
70
60
50
40
30
20
10
0
0.1
R1173x401x
VIN=5.0VDC+0.5Vp-p,
COUT=Ceramic 4.7µF
IOUT=1mA
IOUT=30mA
IOUT=100mA
1
10
100
Frequency f(kHz)
80
70
60
50
40
30
20
10
0
0.1
R1173x451x
VIN=5.5VDC+0.5Vp-p,
COUT=Ceramic 4.7µF
IOUT=1mA
IOUT=30mA
IOUT=100mA
1
10
100
Frequency f(kHz)
80
70
60
50
40
30
20
10
0
0.1
R1173x501x
VIN=6.0VDC+0.5Vp-p,
COUT=Ceramic 4.7µF
IOUT=1mA
IOUT=30mA
IOUT=100mA
1
10
100
Frequency f(kHz)
11) Line Transient Response (Tr=Tf=5µs, IOUT=100mA)
R1173x081x
0.90
COUT=Tantalum 4.7µF
4
1.10
R1173x101x
COUT=Ceramic 4.7µF
4
0.88
3
1.08
3
0.86
Input Voltage
Input Voltage
2
1.06
2
0.84
1
1.04
1
0.82
0
1.02
0
0.80
Output Voltage
1.00
Output Voltage
0.78
0.98
0.76
0 10 20 30 40 50 60 70 80 90 100
Time T(µs)
0.96
0 10 20 30 40 50 60 70 80 90 100
Time T(µs)
16