S-8533 Seiko Instruments, S-8533 Datasheet - Page 18

• Manufacturer Part Number: S-8533
• Description: SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
• Manufacturer: Seiko Instruments

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(2) ON/OFF Pin Response (V
S-8533A15AFT (V
S-8533A33AFT (V
S-8533A50AFT (V
18
Output voltage
Output voltage
Output voltage
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
S-8533 Series
pin voltage
pin voltage
pin voltage
(1.5 V/div)
ON/OFF
ON/OFF
(1 V/div)
(1 V/div)
(1 V/div)
(1 V/div)
ON/OFF
(1 V/div)
4.5 V
4 V
0 V
3 V
0 V
4 V
0 V
3 V
0 V
4 V
0 V
0 V
IN
IN
IN
: 2.7 V)
: 5.0 V)
: 7.5 V)
t (2 ms/div)
t (2 ms/div)
t (2 ms/div)
ON/OFF
: 0 V → 1.8 V, I
Seiko Instruments Inc.
OUT
: 10 mA)
S-8533A15AFT (V
S-8533A33AFT (V
S-8533A50AFT (V
Output voltage
Output voltage
Output voltage
pin voltage
pin voltage
pin voltage
(1.5 V/div)
ON/OFF
(1 V/div)
(1 V/div)
ON/OFF
ON/OFF
(1 V/div)
(1 V/div)
(1 V/div)
4.5 V
4 V
0 V
3 V
0 V
3 V
4 V
0 V
0 V
4 V
0 V
0 V
IN
IN
IN
: 9.0 V)
: 9.0 V)
: 9.0 V)
t (2 ms/div)
t (2 ms/div)
t (2 ms/div)
Rev.2.3
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