S-8353 Seiko Instruments, S-8353 Datasheet - Page 25

• 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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Rev.1.4
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
2. Output Characteristics of The Using Ceramic Capacitor Circuit Example
The data of the step-up characteristics (a) Output current (I
(I
Table 18 is shown below.
OUT
_00
) vs. Output voltage (V
100
(a) Output current (I
(c) Output current (I
140
120
100
80
60
40
20
0.01
80
60
40
20
0
0.01
0
0.1
0.1
V
V
V
IN
IN
IN
= 1.8 V
= 2.7 V
= 0.9 V
OUT
1
OUT
1
I
I
OUT
OUT
OUT
) vs. Efficiency (η)
) vs. Ripple voltage (Vr)
) characteristics, (c) Output Current (I
[mA]
[mA]
10
10
V
V
V
IN
IN
IN
100
100
= 1.8 V
= 2.7 V
= 0.9 V
Seiko Instruments Inc.
1000
1000
OUT
) vs. Efficiency (η) characteristics, (b) Output current
(b) Output current (I
3.40
3.35
3.30
3.25
3.20
OUT
0.01
) vs. Ripple voltage (Vr) under conditions in
0.1
V
V
V
IN
IN
IN
= 1.8 V
= 2.7 V
= 0.9 V
OUT
1
I
OUT
) vs. Output voltage (V
S-8353/8354 Series
[mA]
10
100
1000
OUT
)
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