s-8521b51mc-aukt2g Seiko Instruments Inc., s-8521b51mc-aukt2g Datasheet - Page 38

• Manufacturer Part Number: s-8521b51mc-aukt2g
• Description: Step-down, Pwm Control Or Pwm / Pfm Switchable Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

(3) S-8520B30MC
(5) S-8520F33MC
(7) S-8520D50MC
38
(1) S-8520D30MC
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLOR
S-8520 / 8521 Series
2. Ripple Voltage Characteristics: Ripple voltage (V
240
200
160
120
240
200
160
120
240
200
160
120
240
200
160
120
2SA1213, SBD: MA720)
80
40
80
40
80
40
80
40
0
0
0
0
2
2
2
2
4
4
4
4
I
I
OUT
OUT
I
OUT
=100 mA
=500 mA
I
I
=0.1 mA
I
I
6
OUT
OUT
6
I
I
6
I
6
I
OUT
OUT
I
OUT
OUT
OUT
OUT
OUT
=500 mA
=100 mA
=500 mA
=100 mA
=500 mA
=100 mA
=0.1 mA
=0.1 mA
=0.1 mA
8
8
8
8
V
V
V
V
IN
IN
IN
IN
[V]
[V]
[V]
[V]
10
10
10
10
(C
(C
(C
12
12
12
12
OUT
OUT
OUT
(C
OUT
=47 µF×2)
=47 µF×2)
=22 µF×2)
=22 µF)
14
14
14
14
16
16
16
16
Seiko Instruments Inc.
(2) S-8521D30MC
(4) S-8521B30MC
(6) S-8521F33MC
(8) S-8521D50MC
rip
)-Input voltage (V
240
200
160
120
240
200
160
120
240
200
160
120
240
200
160
120
80
40
80
40
80
40
80
40
0
0
0
0
2
2
2
2
4
4
4
4
I
I
OUT
OUT
I
OUT
I
I
=500 mA
=100 mA
I
I
6
OUT
OUT
I
6
I
6
I
6
=0.1 mA
OUT
OUT
OUT
OUT
I
OUT
I
OUT
OUT
=500 mA
=100 mA
IN
=0.1 mA
=500 mA
=500 mA
=100 mA
=100 mA
=0.1 mA
=0.1 mA
) (L: CD105 / 47 µ F, Tr:
8
8
8
8
V
V
V
V
IN
IN
IN
IN
[V]
[V]
[V]
[V]
10
10
10
10
(C
(C
(C
12
12
12
12
OUT
OUT
(C
OUT
OUT
=22 µF×2)
=47 µF×2)
=47 µF×2)
=22 µF)
14
14
14
14
Rev.8.3
16
16
16
16
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