点击放大查看

TPS54231D

Business

Other Names	296-24140-5	Product Category	Voltage Regulators - Switching Regulators
Standard Package	Rail / Tube	Factory Pack Quantity	75
Standard Package Name	SOIC

Output	1	PWM Type	Current Mode
Frequency	:570kHz	Isolation	Non-Isolated
Duty Cycle	90	Output Type	Adjustable
Regulator Type	Buck Controller	Voltage Rating	0.8 to 25 V
Delay Time - ON	Adjustable	Current - Output	2 A
Voltage - Supply	3.5 to 28 V	Number of Outputs	1
Regulator Topology	Step Down	Current - Switching	3.5
Switching Regulator	Yes	Voltage - Isolation	Not Required V
Current Rating (Max)	Catalog	Must Release Voltage	Adjustable
Frequency - Switching	570 kHz	Synchronous Rectifier	No
Voltage - Input (Max)	7 to 30 Vin Max	Voltage - Input (Min)	0.8 V ~ 25 V
Voltage - Output (Max)	:25V	Current - Quiescent (Iq)	0.075
DC Voltage - Input (Min)	3.5 V	Voltage Regulation - Load	External
Voltage - Output (Min/Fixed)	0.8 V	Accuracy - Voltmeter; Ammeter	3.5
Voltage - Output 1 (Adj Range)	:25V	Voltage - Output Difference (Typ) @ Distance	:800mV

Type	Step Down	Series	TPS54231
Features	Enable Light Load Efficiency Adjustable UVLO	Software	SLUS851D
Topology	Buck	Base Unit	:54231
Application	Consumer & Portable Electronics	Control Method	Current Mode
Pattern Number	Y	Functional Diagram	fbd_slus851d.gif
Utilized IC / Part	View	Printed Circuit Board	8