XB1085 Series
■TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
(7) Load Transient Response
XB1085K12B(VOUT=3.3V)
XB1085P331
VIN=6.3V
VIN=6.3V
VIN=6.3V
VIN=6.3V
CIN=CL=10μF(Tantal)
CIN=CL=10μF (Tantalum)
CIN=CL=10μF (Tantalum)
CIN=CL=10μF(Tantal)
12.0
10.5
9.0
12.0
10.5
9.0
VOUT
4.0
3.0
2.0
1.0
0.0
VOUT
4.0
3.0
2.0
1.0
0.0
7.5
7.5
6.0
6.0
4.5
4.5
3.0
3A
3A
3.0
1.5
0.1A
1.5
0.0
0.1A
IOUT
IOUT
0.0
-1.5
-1.5
Time（100μs/DIV）
Time（100μs/DIV）
(8) Input Transient Response
XB1085P331
XB1085K12B(VOUT=3.3V)
IOUT=200mA
IOUT=200mA
CIN=1μF (Tantalum), CL=10μF (Tantalum)
CIN=1μF(Tantal),CL=10μF(Tantal)
IOUT=200mA
IOUT=200mA
CIN=1μF (Tantalum), CL=10μF (Tantalum)
CIN=1μF(Tantal),CL=10μF(Tantal)
11
3.36
3.34
3.32
3.30
3.28
3.26
3.24
11
10
9
3.32
3.30
3.28
3.26
3.24
3.22
3.20
VOUT
VOUT
10
9
8
8
7.3V
7.3V
7
7
5.3V
VIN
5.3V
VIN
6
6
5
5
Time（200μs/DIV）
Time（200μs/DIV）
(9) Ripple Rejection Rate
XB1085P331
XB1085K12B(VOUT=3.3V)
VIN=6.3VDC+1.0Vp-pAC
VIN=6.3VDC+ 1.0Vp-pAC
VIN=6.3VDC+1.0Vp-pAC
VIN=6.3VDC+ 1.0Vp-pAC
IOUT=1A、Ta=25℃、CL=25uF(Tantal)
IOUT=1A, Ta=25℃, CL=25μF (Tantalum)
IOUT=1A、Ta=25℃、CL=25uF(Tantal)
IOUT=1A, Ta=25℃, CL=25μF (Tantalum)
100
80
60
40
20
0
100
80
60
40
20
0
0.1
0.1
1
10
ripple rejection rate（kHz)
0.01
0.1
0.1
ripple rejection rate（kHz)
1
10
10
100
1
0.01
1
10
100
Ripple Frequency: f (kHz)
Ripple Frequency: f (kHz)
8/11
TOREX [ Torex Semiconductor ]
