S-8365 Datasheet, PDF (30/63 Pages) Seiko Instruments Inc – STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER

STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8365/8366 Series
Rev.1.1_00
5. Output characteristics of power supply for high output current
Following shows the output current (I_OUT) vs. efficiency (η) and output current (I_OUT) vs. output voltage (V_OUT)
characteristics for conditions 1 to 4 in Table 18.
Condition 1
100
90
80
70
VIN = 1.8 V
VIN = 2.7 V
60
50
40
30
20
10
0
0.1 1 10 100
IOUT [mA]
1000 10000
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
0.1
1
VIN = 1.8 V
VIN = 2.7 V
10 100 1000 10000
IOUT [mA]
Condition 2
100
90 VIN = 1.8 V
80 VIN = 2.7 V
70
60
50
40
30
20
10
0
0.1
1
10 100
IOUT [mA]
1000 10000
3.5
3.4
3.3
3.2
3.1
3.0
VIN = 1.8 V
VIN = 2.7 V
2.9
2.8
2.7
2.6
2.5
0.1 1 10 100 1000 10000
IOUT [mA]
Condition 3
100
90
80
70
60
50
40
30
20
10
0
0.1
1
VIN = 1.8 V
VIN = 2.7 V
10 100 1000 10000
IOUT [mA]
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
0.1
1
VIN = 1.8 V
VIN = 2.7 V
10 100 1000 10000
IOUT [mA]
Condition 4
100
90
80
70
60
50
40
30
20
10
0
0.1
VIN = 1.8 V
VIN = 2.7 V
1
10 100 1000 10000
IOUT [mA]
3.5
3.4
3.3
3.2
3.1
VIN = 1.8 V
3.0
2.9
VIN = 2.7 V
2.8
2.7
2.6
2.5
0.1 1 10 100 1000 10000
IOUT [mA]
30
Seiko Instruments Inc.