S-8355 Seiko Instruments, S-8355 Datasheet - Page 53

• Manufacturer Part Number: S-8355
• Description: (S-8355 - S-8358) PWM/PFM SWITCHING CONTROL STEP-UP SWITCHING REGULATOR
• Manufacturer: Seiko Instruments

www.DataSheet4U.com
Rev.6.6
I
V
[0.2 V / div]
I
V
[0.2 V / div]
I
V
[0.2 V / div]
OUT
OUT
OUT
STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
OUT
OUT
OUT
(3) Load Fluctuations
100 mA
100 mA
100 mA
100 µA
100 µA
100 µA
_00
−0.2
−0.2
−0.5
100 kHz, I
300 kHz, I
600 kHz, I
0
0
0
0.2
0.2
0.5
0.4
0.4
1.0
OUT
OUT
OUT
0.6
1.5
0.6
time [ms]
time [ms]
time [ms]
: 100 µA → 100 mA
: 100 µA → 100 mA
: 0.1 mA → 100 mA
0.8
0.8
2.0
1.0
1.0
2.5
1.2
1.2
3.0
1.4
1.4
3.5
1.6
1.6
4.0
Seiko Instruments Inc.
1.8
4.5
1.8
3.60
3.40
3.20
3.00
3.60
3.40
3.20
3.00
3.60
3.40
3.20
3.00
I
V
[0.2 V / div]
I
V
[0.2 V / div]
I
V
[0.2 V / div]
OUT
OUT
OUT
OUT
OUT
OUT
100 mA
100 mA
100 mA
100 µA
100 µA
100 µA
−0.5
−10
−10
100 kHz, I
300 kHz, I
600 kHz, I
0
0
0
10
10
0.5
20
20
OUT
OUT
OUT
S-8355/56/57/58 Series
time [ms]
time [ms]
30
time [ms]
30
1.0
: 100 mA → 100 µA
: 100 mA → 100 µA
: 100 mA → 0.1 mA
40
40
1.5
50
50
60
60
2.0
70
70
2.5
80
80
90
90
3.0
3.80
3.60
3.40
3.20
3.80
3.60
3.40
3.20
3.80
3.60
3.40
3.20
3.00
53