S-8352 Seiko Instruments, S-8352 Datasheet - Page 40

• 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 11 S-8352A50MC
(a) Input voltage (V
Condition 12 S-8352A50MC
(a) Input voltage (V
40
(c) Output current (I
(c) Output current (I
STEP-UP, SUPER-SMALL PACKAGE, PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
S-8351/8352 Series
(Input voltage raising)
(Input voltage raising)
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
0
0
0
0
IN
50
IN
50
OUT
OUT
) vs. Output voltage (V
) vs. Output voltage (V
1
1
) vs.Output voltage (V
) vs.Output voltage (V
100
100
150
150
2
2
I
I
200
OUT
200
OUT
V
V
IN
IN
3
3
[mA]
[mA]
250
250
[V]
[V]
OUT
OUT
300
300
I
I
I
I
I
I
OUT
OUT
4
I
I
I
I
I
4
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
)
)
V
V
V
V
)
)
350
350
IN
IN
IN
IN
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 150 mA
V
V
V
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
IN
IN
IN
= 1.5 V
= 2.0 V
= 3.0 V
= 4.0 V
= 2.0 V
= 3.0 V
= 4.0 V
5
5
400
400
Seiko Instruments Inc.
450
450
6
6
(b) Input voltage (V
(d) Output current (I
(b) Input voltage (V
(d) Output current (I
(Input voltage falling)
(Input voltage falling)
90
80
70
60
50
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
1
1
I
I
OUT
OUT
V
V
IN
IN
[mA]
[mA]
3
3
[V]
[V]
10
10
OUT
OUT
I
I
I
I
I
4
I
I
I
I
I
I
4
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
V
V
V
V
V
)
)
IN
IN
IN
IN
IN
100
100
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 0.1 mA
= 1 mA
= 10 mA
= 50 mA
= 100 mA
= 150 mA
= 3.0 V
= 4.0 V
= 2.0 V
= 3.0 V
= 4.0 V
5
5
Rev.2.0
1000
1000
6
6
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