s-8521b51mc-aukt2g Seiko Instruments Inc., s-8521b51mc-aukt2g Datasheet - Page 30

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

2. 2 Shutdown pin response (
(2) S-8520 / 8521A30MC
(3) S-8520 / 8521E33MC
30
(1) S-8520 / 8521C30MC
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLOR
S-8520 / 8521 Series
V
V
V
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
ON
ON
ON
/
V
V
V
/
/
OFF
OFF
OFF
3 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
OUT
O UT
OUT
t [1 ms/div]
t [2 ms/div]
t [1 ms/div]
V
ON/
OFF
= 0→1.8 V, I
(V
(V
(V
IN
IN
IN
=4.0 V)
=3.6 V)
=3.6 V)
Seiko Instruments Inc.
OUT
= No load)
V
V
V
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
ON
ON
ON
3 V
V
V
V
/
/
/
OFF
OFF
OFF
3 V
0 V
3 V
0 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
OUT
OUT
OUT
t [2 ms/div]
t [1 ms/div]
t [1 ms/div]
(V
(V
(V
Rev.8.3
IN
IN
IN
=9.0 V)
=9.0 V)
=9.0 V)
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