S-8521A25MC-AXK-T2 Seiko Instruments, S-8521A25MC-AXK-T2 Datasheet - Page 7

• 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

Rev.9.0
Pin Configuration
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
_00
5
1
SOT-23-5
Top view
Figure 3
2
4
3
Seiko Instruments Inc.
Pin No.
1
2
3
4
5
ON/OFF
Symbol
VOUT
VSS
EXT
VIN
______
Table 3
Shutdown pin
GND pin
Output voltage monitoring pin
Connection pin for external transistor
IC power supply pin
“H”:
“L”:
Normal operation
(Step-down operation)
Stop step-down operation
(All circuits stop)
S-8520/8521 Series
Description
7