S-8355 Seiko Instruments, S-8355 Datasheet - Page 59

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

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Rev.6.6
Condition 8 S-8357B33
Condition 9 S-8358B33
Condition 10 S-8357B50
Condition 11 S-8357F33
STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
100
100
100
100
80
60
40
20
80
60
40
20
80
60
40
20
80
60
40
20
(a) Output current (I
(a) Output current (I
(a) Output current (I
(a) Output current (I
0.1
0.1
0.1
0.1
_00
1
1
1
1
I
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
) vs. Efficiency (η)
) vs. Efficiency (η)
) vs. Efficiency (η)
) vs. Efficiency (η)
[mA]
[mA]
[mA]
[mA]
10
10
10
10
V
V
V
V
V
V
V
V
V
V
V
V
100
100
100
100
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 0.9 V
= 0.9 V
= 2.0 V
= 0.9 V
= 1.8 V
= 2.7 V
= 1.8 V
= 2.7 V
= 3.0 V
= 4.0 V
= 1.8 V
= 2.7 V
Seiko Instruments Inc.
1000
1000
1000
1000
3.5
3.4
3.3
3.2
3.1
3.0
5.2
5.1
5.0
4.9
4.8
4.7
3.5
3.4
3.3
3.2
3.1
3.0
3.5
3.4
3.3
3.2
3.1
3.0
(b) Output current (I
(b) Output current (I
(b) Output current (I
(b) Output current (I
0.1
0.1
0.1
0.1
V
V
V
V
V
V
V
V
V
V
V
V
1
1
1
1
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
=0.9 V
=1.8 V
=2.7 V
=2.0 V
=3.0 V
=4.0 V
=0.9 V
=1.8 V
=2.7 V
=0.9 V
=1.8 V
=2.7 V
OUT
OUT
OUT
S-8355/56/57/58 Series
OUT
I
I
I
I
OUT
OUT
OUT
OUT
) vs. Output voltage (V
) vs. Output voltage (V
) vs. Output voltage (V
10
) vs. Output voltage (V
10
10
10
[mA]
[mA]
[mA]
[mA]
100
100
100
100
1000
1000
1000
1000
OUT
OUT
OUT
OUT
)
)
)
)
59