S-8352 Seiko Instruments, S-8352 Datasheet - Page 37

• Manufacturer Part Number: S-8352
• Description: (S-8351 / S-8352) SMALL PACKAGE PFM CONTROL STEP-UP SWITCHING REGULATOR
• Manufacturer: Seiko Instruments

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Condition 5 S-8351A50MC
(a) Input voltage (V
(a) Input voltage (V
(c) Output current (I
Condition 6 S-8351A50MC
(c) Output current (I
Rev.2.0
(Input voltage raising)
(Input voltage raising)
STEP-UP, SUPER-SMALL PACKAGE, PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
5.2
5.1
5.0
4.9
4.8
4.7
4.6
5.2
5.1
5.0
4.9
4.8
4.7
4.6
5.2
5.1
5.0
4.9
4.8
4.7
4.6
5.2
5.1
5.0
4.9
4.8
4.7
4.6
_00
0
0
0
0
IN
IN
OUT
OUT
) vs. Output voltage (V
) vs. Output voltage (V
1
1
50
50
) vs.Output voltage (V
) vs.Output voltage (V
2
2
100
100
I
I
OUT
OUT
V
V
IN
IN
[mA]
[mA]
3
3
[V]
[V]
150
150
OUT
OUT
4
OUT
OUT
4
I
I
I
I
I
I
I
I
I
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
)
)
V
V
V
V
V
V
IN
IN
IN
)
)
IN
IN
IN
200
200
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 150 mA
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 150 mA
= 1.5 V
= 2.0 V
= 3.0 V
= 1.5 V
= 2.0 V
= 3.0 V
5
5
Seiko Instruments Inc.
250
250
6
6
(d) Output current (I
(b) Input voltage (V
(d) Output current (I
(b) Input voltage (V
(Input voltage falling)
(Input voltage falling)
100
90
80
70
60
90
80
70
60
50
5.2
5.1
5.0
4.9
4.8
4.7
4.6
5.2
5.1
5.0
4.9
4.8
4.7
4.6
0.01
0.01
0
0
IN
IN
OUT
OUT
) vs. Output voltage (V
) vs. Output voltage (V
0.1
0.1
1
1
) vs. Efficiency (η)
) vs. Efficiency (η)
2
2
V
V
V
V
V
1
I
1
I
OUT
OUT
IN
IN
IN
IN
IN
V
V
V
V
V
V
V
= 1.0 V
= 1.5 V
= 2.0 V
= 3.0 V
= 4.0 V
IN
IN
IN
IN
IN
IN
IN
[mA]
[mA]
3
3
= 1.0 V
= 1.5 V
= 2.0 V
= 3.0 V
= 4.0 V
S-8351/8352 Series
[V]
[V]
10
10
OUT
OUT
I
I
I
I
I
I
4
4
OUT
OUT
OUT
OUT
OUT
OUT
I
I
I
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
)
)
100
100
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 150 mA
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 150 mA
5
5
1000
1000
6
6
37