STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
Rev.3.0_00
S-8533 Series
Seiko Instruments Inc.
19
(2) ON/OFF Pin Response (V
ON/OFF
: 0 V 1.8 V, I
OUT
: 10 mA)
S-8533A15AFT (V
IN
: 2.7 V) S-8533A15AFT (V
IN
: 9.0 V)
t (2 ms/div)
4 V
0 V
(1 V/div)
Output voltage
(1 V/div)
3 V
0 V
ON/OFF
pin voltage
t (2 ms/div)
4 V
0 V
(1 V/div)
Output voltage
(1 V/div)
3 V
0 V
ON/OFF
pin voltage
S-8533A33AFT (V
IN
: 5.0 V) S-8533A33AFT (V
IN
: 9.0 V)
t (2 ms/div)
4 V
0 V
(1 V/div)
Output voltage
(1 V/div)
3 V
0 V
ON/OFF
pin voltage
t (2 ms/div)
4 V
0 V
(1 V/div)
Output voltage
(1 V/div)
3 V
0 V
ON/OFF
pin voltage
S-8533A50AFT (V
IN
: 7.5 V) S-8533A50AFT (V
IN
: 9.0 V)
t (2 ms/div)
4 V
0 V
(1 V/div)
Output voltage
(1.5 V/div)
4.5 V
0 V
ON/OFF
pin voltage
t (2 ms/div)
4 V
0 V
(1 V/div)
Output voltage
(1.5 V/div)
4.5 V
0 V
ON/OFF
pin voltage
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
S-8533 Series
Rev.3.0_00
Seiko Instruments Inc.
20
(3) Load Fluctuations (I
OUT
: 0.1 mA 500 mA, 500 mA 0.1 mA, V
IN
: 2.7 V or 5.0 V or 7.5 V)
S-8533A15AFT (V
IN
: 2.7 V) S-8533A15AFT (V
IN
: 2.7 V)
t (0.1 ms/div)
500 mA
Output voltage
(0.1 V/div)
Output current
0.1 mA
t (0.1 ms/div)
500 mA
Output voltage
(0.1 V/div)
Output current
0.1 mA
S-8533A33AFT (V
IN
: 5.0 V) S-8533A33AFT (V
IN
: 5.0 V)
t (0.1 ms/div)
500 mA
Output voltage
(0.1 V/div)
Output current
0.1 mA
t (0.1 ms/div)
500 mA
Output voltage
(0.1 V/div)
Output current
0.1 mA
S-8533A50AFT (V
IN
: 7.5 V) S-8533A50AFT (V
IN
: 7.5 V)
t (0.1 ms/div)
500 mA
Output voltage
(0.1 V/div)
Output current
0.1 mA
t (0.1 ms/div)
500 mA
Output voltage
(0.1 V/div)
Output current
0.1 mA
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
Rev.3.0_00
S-8533 Series
Seiko Instruments Inc.
21
(4) Input Voltage Fluctuations (V
IN
: 2.7 V 9.0 V 2.7 V, 5.0 V 9.0 V 5.0 V, 7.5 V 9.0 V 7.5 V)
S-8533A15AFT (I
OUT
: 10 mA) S-8533A15AFT (I
OUT
: 500 mA)
t (0.5 ms/div)
Output voltage
(0.1 V/div)
Input volta
e
10 V
(2.5 V/div)
0 V
t (0.5 ms/div)
Output voltage
(0.1 V/div)
Input volta
e
10 V
(2.5 V/div)
0 V
S-8533A33AFT (I
OUT
: 10 mA) S-8533A33AFT (I
OUT
: 500 mA)
t (0.5 ms/div)
Output voltage
(0.1 V/div)
Input volta
e
10 V
(2.5 V/div)
0 V
t (0.5 ms/div)
Output voltage
(0.1 V/div)
Input volta
e
10 V
(2.5 V/div)
0 V
S-8533A50AFT (I
OUT
: 10 mA) S-8533A50AFT (I
OUT
: 500 mA)
t (0.5 ms/div)
Output voltage
(0.1 V/div)
Input volta
e
10 V
(2.5 V/div)
0 V
t (0.5 ms/div)
Output voltage
(0.1 V/div)
Input volta
e
10 V
(2.5 V/div)
0 V

S-8533A25AFT-TB-G

Mfr. #:
Manufacturer:
Description:
Switching Controllers SYNC PWM CTRL STPDWN CTRLLR
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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