S-8355 Seiko Instruments, S-8355 Datasheet - Page 37

• 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
2. Output Characteristics of The Power Supply for LCD
STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
The data of the step-up characteristics (a) Output current (I
(I
Condition 1
Condition 2
Condition 3
OUT
_00
) 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
0.01
0.01
0.01
0
0
0
0.1
0.1
0.1
OUT
I
OUT
OUT
I
OUT
I
OUT
OUT
OUT
) characteristics under conditions of 1 to 3 in Table 30 is shown below.
) vs. Efficiency (η)
) vs. Efficiency (η)
) vs. Efficiency (η)
1
1
1
[mA]
[mA]
[mA]
10
10
V
V
V
10
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
Seiko Instruments Inc.
= 3.0 V
= 5.0 V
= 7.0 V
= 3.0 V
= 5.0 V
= 7.0 V
= 3.3 V
= 5.0 V
100
100
100
OUT
) vs. Efficiency (η) characteristics, (b) Output current
(b) Output current (I
(b) Output current (I
(b) Output current (I
11
10
16
15
14
13
12
22
20
18
16
14
0.01
0.01
0.01
9
8
7
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
0.1
0.1
0.1
= 3.0 V
= 5.0 V
= 7.0 V
= 3.0 V
= 5.0 V
= 7.0 V
= 3.3 V
= 5.0 V
S-8355/56/57/58 Series
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
1
1
) vs. Output voltage (V
1
) vs. Output voltage (V
) vs. Output voltage (V
[mA]
[mA]
[mA]
10
10
10
100
100
100
OUT
OUT
OUT
37
)
)
)