S-13D1 Datasheet, PDF (31/45 Pages) Seiko Instruments Inc – SUPER-SMALL PACKAGE 2-CIRCUIT BUILT-IN DELAY FUNCTION HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR

SUPER-SMALL PACKAGE 2-CIRCUIT BUILT-IN DELAY FUNCTION HIGH RIPPLE-REJECTION LOW DROPOUT CMOS VOLTAGE REGULATOR
Rev.1.3_01
S-13D1 Series
3. Transient response characteristics of load’s mutual interference (Ta = +25°C)
3. 1 VOUT1 = VOUT2 = 1.0 V
VIN = 2.0 V, CIN = CLn = 0.22 μF, IOUT1 = 50 mA ↔ 100 mA
120
100
IOUT1
80
60
40
1.10
1.05
1.00
0.95
0.90
VOUT2
1.10
1.05
1.00
0.95
VOUT1
0.90
0.85
−40 −20 0 20 40 60 80 100 120 140
t [μs]
VIN = 2.0 V, CIN = CLn = 0.22 μF, IOUT2 = 50 mA ↔ 100 mA
120
100
IOUT2
80
60
40
1.10
1.05
1.00
0.95
0.90
VOUT2
1.10
1.05
1.00
0.95
VOUT1
0.90
0.85
−40 −20 0 20 40 60 80 100 120 140
t [μs]
3. 2 VOUT1 = VOUT2 = 2.5 V
VIN = 3.5 V, CIN = CLn = 0.22 μF, IOUT1 = 50 mA ↔ 100 mA
120
100
IOUT1
80
60
40
2.60
2.55
2.50
2.45
2.40
VOUT2
2.60
2.55
2.50
2.45
VOUT1
2.40
2.35
−40 −20 0 20 40 60 80 100 120 140
t [μs]
3. 3 VOUT1 = VOUT2 = 3.6 V
VIN = 3.5 V, CIN = CLn = 0.22 μF, IOUT2 = 50 mA ↔ 100 mA
120
100
IOUT2
80
60
40
2.60
2.55
2.50
2.45
2.40
VOUT2
2.60
2.55
2.50
2.45
VOUT1
2.40
2.35
−40 −20 0 20 40 60 80 100 120 140
t [μs]
VIN = 4.6 V, CIN = CLn = 0.22 μF, IOUT1 = 50 mA ↔ 100 mA
120
100
IOUT1
80
60
40
3.70
3.65
3.60
3.55
3.50
VOUT2
3.70
3.65
3.60
3.55
VOUT1
3.50
3.45
−40 −20 0 20 40 60 80 100 120 140
t [μs]
VIN = 4.6 V, CIN = CLn = 0.22 μF, IOUT2 = 50 mA ↔ 100 mA
120
100
IOUT2
80
60
40
3.70
3.65
3.60
3.55
3.50
VOUT2
3.70
3.65
3.60
3.55
VOUT1
3.50
3.45
−40 −20 0 20 40 60 80 100 120 140
t [μs]
Remark CLn: Output capacitor set to the VOUTn pin externally (n = 1, 2)
31