AP1520SG-13(2017) データシートの表示（PDF） - Diodes Incorporated.
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AP1520SG-13 Datasheet PDF : 9 Pages
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AP1520
Pin Descriptions
Pin Number
1
2
3
4
5, 6
7, 8
Pin Name
FB
EN
OCSET
VCC
Output
VSS
Description
Feedback pin
Enable Input pin
H: Normal operation
(Step-down operation)
L: Step-down operation stopped
(All circuits deactivated)
Add an external resistor to set max output current
IC power supply pin
Switch Pin. Connect external inductor/diode here. Minimize trace area at this pin to reduce EMI
GND Pin
Functional Block Diagram
Output
Oscillation
Circuit
Reference Voltage
Source with Soft Start
Vcc
Thermal
Shutdown
PWM-Switched
+
Control Circuit
-
FB
VEN
100uA
Vss
EN
OCSET
Absolute Maximum Ratings
Symbol
VCC
VFB
VEN
VOUT
PD
TOP
TST
Parameter
VCC Pin Voltage
FB Pin Voltage
EN Pin Voltage
Output Pin Voltage
Power Dissipation
Operating Junction Temperature Range
Storage Temperature Range
Rating
VSS - 0.3 to VSS + 25
VSS - 0.3 to VCC
VSS - 0.3 to VIN + 0.3
VSS - 0.3 to VIN + 0.3
Internally Limited
-20 to +125
-65 to +150
Unit
V
V
V
V
mW
°C
°C
Caution: The absolute maximum ratings are rated values exceeding which the product could suffer physical damage. These values must therefore not be exceeded
under any conditions.
AP1520
Document number: DS31174 Rev. 6 - 2
2 of 9
www.diodes.com
December 2017
© Diodes Incorporated
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