S-8352 Seiko Instruments, S-8352 Datasheet - Page 31

• 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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Rev.2.0
17. Transient Response Characteristics
The conditions for external parts are the same as those specified in the electrical characteristics.
1. Power-on (Ta = 25 ° C, R
2. Power Supply Voltage Fluctuation (Ta = 25 ° C, R
STEP-UP, SUPER-SMALL PACKAGE, PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
Output voltage
Output voltage
Output voltage
Output voltage
Input voltage
Input voltage
Input voltage
Input voltage
[0.5 V / div]
[0.5 V / div]
[0.5 V / div]
[0.5 V / div]
[0.1 V / div]
_00
[0.5 V /div]
[0.5 V / div]
[0.1 V / div]
S-8352A30MC
S-8351A30MC
S-8351A30MC
S-8351A50MC
1.2 V
0 V
0 V
0 V
0 V
2 V
t [0.2 ms / div]
t [0.2 ms / div]
t [0.1 ms / div]
t [0.1 ms / div]
L
= 250 Ω )
V
IN
V
V
IN
IN
= 1.2 → 1.8 V
V
= 0 → 1.8 V
= 0 → 1.8 V
IN
= 2 → 3 V
Seiko Instruments Inc.
1.8 V
1.8 V
3 V
1.8 V
3 V
3 V
3 V
5 V
L
= 250 Ω )
Output voltage
Output voltage
Output voltage
Output voltage
Input voltage
Input voltage
Input voltage
Input voltage
[0.5 V / div]
[0.1 V / div]
[0.5 V / div]
[0.1 V / div]
[1 V / div]
[1 V / div]
[1 V / div]
[1 V / div]
S-8351A30MC
S-8352A50MC
S-8351A50MC
S-8351A50MC
1.8 V
0 V
0 V
0 V
0 V
3 V
t [0.1 ms / div]
t [0.2 ms / div]
t [0.1 ms / div]
t [0.2 ms / div]
S-8351/8352 Series
V
IN
= 1.8 → 1.2 V
V
V
V
IN
IN
IN
= 0 → 3 V
= 3 → 2 V
= 0 → 3 V
1.2 V
3 V
3 V
5 V
5 V
3 V
5 V
2 V
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