Onsemi NCP1360 | Demoboard DN05073/D

Description

This design note describes a 10.6 W, universal AC input,isolated Quasi-Resonant flyback converter for smart phone,tablet charger and smart socket power supply etc.The featured power supply is a primary side constantvoltage and current regulation utilizing ON Semiconductor’snew NCP1360 current mode controller which is in TSOP−6package. This design note provides the complete circuitschematic details, layout, test data and BOM for 5.3 V, 2 Apower supply.Both NCP1360BBCC and NCP1360BCCC are all testedin this design, it has almost same performance exceptstandby power and dynamic response.

Features

Quasi-Resonant Current Mode Control with ValleySwitching

• Valley Lockout Avoids Audible Noise at ValleyJumping Operation
• Built in 4 ms Soft Start
• 110 kHz Maximum Clamp Frequency Operation
• Adjustable Voltage Control Loop Compensation
• 300 mV Cable Drop Compensation
• Wide Operation VCC Range (Up to 30 V)
• Cycle by Cycle Current Limit
• Support External 1500 F Capacitive Load Start-up
• Built in VCC OVP (Typical 26 V)
• Built in Output UVP in CC Mode (3 V ±6.7%)
• Output OCP, SCP, OVP and Controller OTP Function
• CS Pin Open and Short Protection
• Vs Pin Open and Short Protection
• Meet COC V5 Tier 2
• 100 pF Y Capacitor
• “Travel Adapter” (TA) Form Factor
• Size: 47 × 34 × 15 mm

More information

• Datasheet