Datasheet Details
- Part number
- NCP1509
- Manufacturer
- ON Semiconductor ↗
- File Size
- 461.04 KB
- Datasheet
- NCP1509_ONSemiconductor.pdf
- Description
- High Efficiency Synchronous Step-Down DC-DC Converter
NCP1509 Description
NCP1509 Up to 500 mA, 1 MHz, High Efficiency Synchronous Step *Down DC *DC Converter in DFN Package The NCP1509 step *down PWM .
Pin Number
Name
Type
1
GNDA
Analog GND
2
GNDP
Power GND
3 LX Power Output
4
VCCP
Power Input
5
VCCA
Power Input
6 FB Analog Input
7.
NCP1509 Features
* High Efficiency:
92.5% for 1.8 V Output at 3.6 V Input and 125 mA Load Current 91% for 1.8 V Output at 3.6 V Input and 300 mA Load Current
* Digital Programmable Output Voltages: 1.05, 1.35, 1.57 or 1.8 V
* Output Current up to 500 mA at Vin = 3.6 V
* Low Quiescent
NCP1509 Applications
* powered from 1
* cell Li
* ion or 3 cell Alkaline/NiCd/NiMH batteries. This DC
* DC converter utilizes a current
* mode control architecture for easy compensation and better line regulation. It also uses synchronous rectification to increase efficiency and reduce external par
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