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S8540 Datasheet(PDF) 32 Page - Seiko Instruments Inc

Part # S8540
Description  STEP-DOWN, 600 kHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
PDF  36 Pages
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Manufacturer  SII [Seiko Instruments Inc]
Direct Link  http://www.sii.co.jp
Logo SII - Seiko Instruments Inc

S8540 Datasheet(HTML) 32 Page - Seiko Instruments Inc

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STEP-DOWN, 600 kHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8540/8541 Series
Rev.4.0_01
32
2. Ripple Voltage (Vrip)
− Output Current (IOUT) Characteristics
2. 1 S-8540A33FN
2. 2 S-8541A33FN
0
20
40
60
80
100
1
10
100
1000
(3.3 V, 600 kHz, PWM control)
5.0 V
7.2 V
IOUT (mA)
VIN
=4.0 V
0
20
40
60
80
100
1
10
100
1000
5.0 V
7.2 V
(3.3 V, 600 kHz, PWM/PFM control)
IOUT (mA)
VIN
=4.0 V
2. 3 S-8540A18FN
2. 4 S-8541A18FN
0
20
40
60
80
100
1
10
100
1000
(1.8 V, 600 kHz, PWM control)
3.6 V 5.0 V
IOUT (mA)
VIN
=2.5 V
0
20
40
60
80
100
1
10
100
1000
3.6 V
5.0 V
(1.8 V, 600 kHz, PWM/PFM control)
IOUT (mA)
VIN
=2.5 V
2. 5 S-8540C33FN
2. 6 S-8541C33FN
0
20
40
60
80
100
1
10
100
1000
(3.3 V, 600 kHz, PWM control)
3.6 V
5.0 V
IOUT (mA)
VIN
=2.5 V
0
20
40
60
80
100
1
10
100
1000
3.6 V
5.0 V
(3.3 V, 600 kHz, PWM/PFM control)
IOUT (mA)
VIN
=2.5 V
2. 7 S-8540C18FN
2. 8 S-8541C18FN
0
20
40
60
80
100
1
10
100
1000
(1.8 V, 300 kHz, PWM control)
3.6 V
5.0 V
IOUT (mA)
VIN
=2.5 V
0
20
40
60
80
100
1
10
100
1000
3.6 V
5.0 V
(1.8 V, 300 kHz, PWM/PFM control)
IOUT (mA)
VIN
=2.5 V



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