S-8520 Seiko Instruments, S-8520 Datasheet - Page 30

• Manufacturer Part Number: S-8520
• Description: (S-8520 / S-8521) PWM Control and PFM Control Step DOwn Switching Regulator Controllers
• Manufacturer: Seiko Instruments

PWM Control & PWM/PFM Control Step-Down Switching Regulator-Controllers
S-8520/8521 Series
30
Efficiency
(%)
(18)
S-8521F50MC
I
OUT
100
− Efficiency (D62F/22 µH,TM6201)
90
80
70
60
50
0.01
V
V
IN
IN
0.1
=9 V
=6 V
1
I
OUT
(mA)
10
Seiko Instruments Inc.
100
(19)
1000
Efficiency
(%)
S-8521F50MC
I
OUT
100
− Efficiency (CDH113/22 µH,IRF7606)
90
80
70
60
50
0.01
V
V
V
IN
IN
IN
0.1
=14 V
=9 V
=6 V
1
I
OUT
(mA)
10
100
Rev.7.4
1000
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