The L2269 is highly integrated current mode PWM control IC optimized for high performance, low standby power and cost effective offline flyblack converter applications in sub 80W range.
Functions: Current Mode PWM Controller
Package: DIP 8 Pin Type
Manufacturer: Shenzhen LIZE Electronic Technology
Image:
Description:
L2269 offers complete protection coverage with automatic self- recovery feature including Cycle-by-Cycle current limiting (OCP), over temperature protection(OTP),VDD over voltage clamp and under voltage lockout (UV LO).The Gate output is clamped to maximum 18V to protect the power MOSFET.
Features:
1. Leading edge Blanking on current sense input.
2. Internal synchronized slope compensation .
3. Extended burst mode control for improved efficiency and minimum standby power design
4. Low VDD startup current and low operating current.
5. Gate output maximum voltage clamp 18V.
6. Cycle-by-Cycle Current Limiting, Built-in Adaptive Current Peak Regulation
7. Power on Soft-start, Programmable CV and CC Regulation
8. VDD Under Voltage Lockout with Hysteresis(UVLO),OVP,OCP,OLP, Clamp VDD,
Pinouts and schematic:
Applications:
1. Digital Cameras Charger
2. Power adaptor
3. Set_top box power supplies
4. Open_frame SMPS
5. Battery charger
L2269 PDF Datasheet File
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