S-8355 Seiko Instruments, S-8355 Datasheet - Page 57

• 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 1 S-8357F33
Condition 2 S-8357F50
Condition 3 S-8356M50
2. Output Current (I
STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
The following shows the actual (a) Output current (I
vs. Output voltage (V
100
100
100
(a) Output current (I
(a) Output current (I
(a) Output current (I
80
60
40
20
80
60
40
20
80
60
40
20
0.1
0.1
0.1
_00
1
1
1
OUT
) vs. Efficiency ( η ) Characteristics, Output Current (I
OUT
OUT
OUT
OUT
I
I
I
OUT
OUT
OUT
) vs. Efficiency (η)
) vs. Efficiency (η)
) vs. Efficiency (η)
) characteristics under the conditions of No. 1 to 16 in Table 32 .
[mA]
[mA]
[mA]
10
10
10
V
V
V
V
V
V
V
V
V
100
100
100
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 0.9 V
= 2.0 V
= 2.0 V
= 1.8 V
= 2.7 V
= 3.0 V
= 4.0 V
= 3.0 V
= 4.0 V
Seiko Instruments Inc.
1000
1000
1000
OUT
) vs. Efficiency (η) characteristics and (b) Output current (I
3.5
3.4
3.3
3.2
3.1
3.0
5.2
5.1
5.0
4.9
4.8
4.7
5.2
5.1
5.0
4.9
4.8
4.7
(b) Output current (I
(b) Output current (I
(b) Output current (I
0.1
0.1
0.1
OUT
) vs. Output Voltage (V
V
V
V
V
V
V
V
V
V
1
1
1
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
=2.0 V
=3.0 V
=4.0 V
OUT
OUT
OUT
S-8355/56/57/58 Series
I
I
I
OUT
OUT
OUT
) vs. Output voltage (V
) vs. Output voltage (V
) vs. Output voltage (V
10
10
10
[mA]
[mA]
[mA]
OUT
100
100
100
) Characteristics
1000
1000
1000
OUT
OUT
OUT
)
)
)
OUT
57
)