S-8521A25MC-AXK-T2 Seiko Instruments, S-8521A25MC-AXK-T2 Datasheet - Page 30

• Manufacturer Part Number: S-8521A25MC-AXK-T2
• Description: DC/DC Switching Regulators 2.5V 60uA Step-Down
• Manufacturer: Seiko Instruments

Specifications of S-8521A25MC-AXK-T2

• Output Voltage: 2.5 V
• Output Current: 120 mA
• Input Voltage: 2.5 V to 10 V
• Duty Cycle (max): 100 %
• Switching Frequency: 180 KHz
• Mounting Style: SMD/SMT
• Package / Case: SOT-23-5
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

30
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8520/8521 Series
2. 2 Shutdown pin response (V
V
V
V
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
[1 V/div]
(1) S-8520/8521C30MC
(2) S-8520/8521A30MC
(3) S-8520/8521E33MC
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
OUT
OUT
t [1 ms/div]
t [2 ms/div]
t [1 ms/div]
ON/OFF
______
= 0 V→1.8 V, I
(V
(V
(V
IN
IN
IN
Seiko Instruments Inc.
= 4.0 V)
= 3.6 V)
= 3.6 V)
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
0 V
3 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
3 V
0 V
OUT
OUT
OUT
t [1 ms/div]
t [2 ms/div]
t [1 ms/div]
Rev.9.0
(V
(V
(V
IN
IN
IN
= 9.0 V)
= 9.0 V)
= 9.0 V)
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