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S-8365 Datasheet(PDF) 43 Page - Seiko Instruments Inc

Part No. S-8365
Description  STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
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Maker  SII [Seiko Instruments Inc]
Homepage  http://www.sii.co.jp
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S-8365 Datasheet(HTML) 43 Page - Seiko Instruments Inc

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STEP-UP, SUPER-SMALL PACKAGE, 1.2 MHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
Rev.1.1_00
S-8365/8366 Series
Seiko Instruments Inc.
43
3.11
Load fluctuations (VOUT = 5.0 V, VIN = 3.3 V, IOUT = 0.1 mA
→ 300 mA → 0.1 mA, PWM control, Ta = 25°C)
(1) fOSC = 1.2 MHz, IOUT = 0.1 mA
→ 300 mA S-8365AABBA
(2) fOSC = 1.2 MHz, IOUT = 300 mA
→ 0.1 mA S-8365AABBA
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
1.0
0.0
t [ms]
0
1600
0.8
0.6
0.4
0.2
200
400
600
800
1000
1200
1400
VOUT
IOUT
t [ms]
0
1600
200
400
600
800
1000
1200
1400
40
35
30
25
20
15
10
5
0
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
VOUT
IOUT
(3) fOSC = 600 kHz, IOUT = 0.1 mA
→ 300 mA S-8365ABBBA
(4) fOSC = 600 kHz, IOUT = 300 mA
→ 0.1 mA S-8365ABBBA
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
1.0
0.0
t [ms]
0
1600
0.8
0.6
0.4
0.2
200
400
600
800
1000
1200
1400
VOUT
IOUT
t [ms]
0
1600
200
400
600
800
1000
1200
1400
40
35
30
25
20
15
10
5
0
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
VOUT
IOUT
3.12
Load fluctuations (VOUT = 5.0 V, VIN = 3.3 V, IOUT = 0.1 mA
→ 300 mA → 0.1 mA, PWM / PFM switching control, Ta = 25°)
(1) fOSC = 1.2 MHz, IOUT = 0.1 mA
→ 300 mA S-8366AABBA
(2) fOSC = 1.2 MHz, IOUT = 300 mA
→ 0.1 mA S-8366AABBA
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
1.0
0.0
t [ms]
0
1600
0.8
0.6
0.4
0.2
200
400
600
800
1000
1200
1400
VOUT
IOUT
t [ms]
0
1600
200
400
600
800
1000
1200
1400
40
35
30
25
20
15
10
5
0
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
VOUT
IOUT
(3) fOSC = 600 kHz, IOUT = 0.1 mA
→ 300 mA S-8366ABBBA
(4) fOSC = 600 kHz, IOUT = 300 mA
→ 0.1 mA S-8366ABBBA
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
1.0
0.0
t [ms]
0
1600
0.8
0.6
0.4
0.2
200
400
600
800
1000
1200
1400
VOUT
IOUT
t [ms]
0
1600
200
400
600
800
1000
1200
1400
50
40
30
20
10
0
4.00
5.60
5.40
5.20
5.00
4.80
4.60
4.40
4.20
VOUT
IOUT


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