S-8352 Seiko Instruments, S-8352 Datasheet - Page 32

• 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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STEP-UP, SUPER-SMALL PACKAGE, PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
S-8351/8352 Series
3. Load Current Fluctuation (Ta = 25 ° C)
Output voltage
Output voltage
Output current
Output voltage
Output voltage
Output current
Input voltage
Input voltage
[0.1 V / div]
[0.1 V / div]
[0.1 V / div]
[0.5 V /div]
[0.1 V / div]
[0.5 V /div]
S-8352A30MC
S-8351A30MC
S-8352A50MC
S-8351A50MC
1.2 V
2 V
V
IN
V
= 1.8 V, I
IN
= 3 V, I
t [0.1 ms / div]
t [0.1 ms / div]
t [0.1 ms / div]
t [0.1 ms / div]
OUT
OUT
I
OUT
I
OUT
= 10 µA → 12 mA
V
= 10 µA → 20 mA
IN
= 12 mA
= 20 mA
= 1.2 → 1.8 V
V
IN
= 2 → 3 V
Seiko Instruments Inc.
1.8 V
3 V
3 V
3 V
5 V
5 V
Output voltage
Output voltage
Output voltage
Output current
Output voltage
Output current
Input voltage
Input voltage
[0.5 V / div]
[0.1 V / div]
[0.1 V / div]
[0.5 V / div]
[0.1 V / div]
[0.1 V / div]
S-8352A30MC
S-8352A50MC
S-8351A30MC
S-8351A50MC
1.8 V
3 V
V
IN
V
= 1.8 V, I
IN
= 3 V, I
t [0.1 ms / div]
t [0.1 ms / div]
t [0.1 ms / div]
t [0.1 ms / div]
OUT
I
OUT
OUT
I
OUT
V
= 12 mA → 10 µA
= 10 µA
= 20 mA → 10 µA
IN
= 10 µA
= 1.8 → 1.2 V
V
IN
= 3 → 2 V
Rev.2.0
1.2 V
3 V
2 V
5 V
3 V
5 V
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