S-8363B-I6T1U2 Datasheet, PDF (26/50 Pages) Seiko Instruments Inc – PWM/PFM SWITCHABLE SWITCHING REGULATOR

STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM/PFM SWITCHABLE SWITCHING REGULATOR
S-8363 Series
Rev.2.0_01
5. Output characteristics of super-small power supply
Following shows the output current (IOUT) vs. efficiency (η), output current (IOUT) vs. output voltage (VOUT), and
output current (IOUT) vs. ripple voltage (Vr) characteristics for conditions 1 to 6 in Table 14.
Condition 1
100
90
80
70
60
50
40
30
20
10
0
0.01 0.1
VIN = 0.9 V
VIN = 1.2 V
VIN = 1.5 V
1
10
IOUT [mA]
100 1000
1.90
1.88
1.86
1.84
1.82
1.80
1.78
1.76
1.74
1.72
1.70
0.01 0.1
VIN = 0.9 V
VIN = 1.2 V
VIN = 1.5 V
1
10
IOUT [mA]
100 1000
50
45
40
35
30
25
20
15
10
5
0
0.01 0.1
VIN = 1.5 V
VIN = 1.2 V
VIN = 0.9 V
1
10
IOUT [mA]
100 1000
Condition 2
100
90
80
70
60
50
40
30
20
10
0
0.01 0.1
50
45
40
35
30
25
20
15
10
5
0
0.01 0.1
VIN = 1.2 V
VIN = 1.8 V
VIN = 2.4 V
VIN = 3.0 V
1
10
IOUT [mA]
100 1000
VIN = 3.0 V
VIN = 2.4 V
VIN = 1.8 V
VIN = 1.2 V
1
10
IOUT [mA]
100 1000
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
0.01 0.1
VIN = 3.0 V
VIN = 1.2 V
VIN = 1.8 V
VIN = 2.4 V
1
10
IOUT [mA]
100 1000
26