S-8353 Seiko Instruments, S-8353 Datasheet - Page 34

• Manufacturer Part Number: S-8353
• Description: (S-8353 / S-8354) PWM Control Switchable Built-in Transistor Switching Regulator
• Manufacturer: Seiko Instruments

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34
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
S-8353/8354 Series
Condition 5 S-8354A50MC
Condition 6 S-8353A50MC
Condition 7 S-8353A50MC
Condition 8 S-8353A33MC
(a) Output current (I
(a) Output current (I
100
100
100
(a) Output current (I
100
(a) Output current (I
80
60
40
20
80
60
40
20
80
60
40
20
80
60
40
20
0.01
0.01
0.01
0.01
0.1
0.1
0.1
0.1
I
I
I
I
1
OUT
1
1
1
OUT
OUT
OUT
V
V
V
OUT
OUT
V
V
V
OUT
OUT
IN
IN
IN
IN
IN
IN
[mA]
[mA]
) vs. Efficiency (η)
[mA]
) vs. Efficiency (η)
[mA]
) vs. Efficiency (η)
= 2 V
= 3 V
= 4 V
) vs. Efficiency (η)
= 2 V
= 3 V
= 4 V
10
10
10
10
V
V
V
IN
IN
IN
V
V
V
= 0.9 V
= 1.8 V
= 2.7 V
IN
IN
IN
100
100
100
100
= 2 V
= 3 V
= 4 V
1000
1000
1000
1000
Seiko Instruments Inc.
(b) Output current (I
5.2
5.1
5.0
4.9
4.8
4.7
(b) Output current (I
5.2
5.1
5.0
4.9
4.8
4.7
(b) Output current (I
5.2
5.1
5.0
4.9
4.8
4.7
(b) Output current (I
3.5
3.4
3.3
3.2
3.1
3.0
0.01
0.01
0.01
0.01
0.1
0.1
0.1
0.1
V
V
V
V
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 2 V
= 3 V
= 4 V
= 2 V
= 3 V
= 4 V
= 2 V
= 3 V
= 4 V
= 0.9 V
= 1.8 V
= 2.7 V
I
I
I
I
1
1
OUT
1
OUT
OUT
1
OUT
OUT
OUT
OUT
OUT
[mA]
[mA]
[mA]
[mA]
) vs. Output voltage (V
) vs. Output voltage (V
) vs. Output voltage (V
) vs. Output voltage (V
10
10
10
10
100
100
100
100
Rev.1.4
1000
1000
1000
1000
OUT
OUT
OUT
OUT
_00
)
)
)
)