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Overview
| Topology | Other Topology |
Description
The OZ8023 is a voltage-mode, quasi-resonant converter controller, suitable for offline, AC/DC flyback converter applications. It can be used as a single-stage power factor correction controller for an isolated power supply or LED driver applications.
The OZ8025 is a controller for an isolated LED driver application. It provides a proprietary 3-level dimming control to LEDs using an ON/OFF wall switch.
Features
Quasi-resonant converter controller
Built-in high-voltage startup circuit
Voltage-mode control simplifies circuit design
Under-voltage lockout with hysteresis
Minimum off-time control for light-load operation, maximizing efficiency
Excellent line-voltage regulation
Provides complete protectionfunctions:
Clamped gate drive output
Over-voltage for IC bias voltage
Cycle-by-cycle current limit
Output short circuit; over load;output over-voltage; and internalover-temperature
Typical applications
- Isolated LED Driver
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IRP,40K(A) | RDC max.(mΩ) | fres(MHz) | Size | Version | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-PD SMT Power Inductor, 820 µH, 1.05 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-PD SMT Power Inductor | Inductance820 µH | Performance Rated Current1.05 A | DC Resistance1000 mΩ | Self Resonant Frequency1.2 MHz | Size1210 | VersionStandard |