TOP264VG EcoSmart Integrated Off-Line Switcher IC eDIP-12B
TOP264VG is a member of the TOPSwitch-JX family, an integrated off-line switcher built for compact, efficient power supplies. The datasheet presents it as a monolithic device that combines the high-voltage power stage, control circuitry, oscillator, protection blocks, and EcoSmart technology into one part for flyback-style designs.
In practical use, this part is meant to simplify offline power-supply design by reducing the number of external components while keeping the circuit efficient across light load, normal load, and standby conditions. The V package version is the eDIP-12B package, and the document shows it as a low-profile option for designs that need a smaller footprint and better thermal handling.
Features:
- EcoSmart technology for energy-efficient operation.
- Integrated 725 V power MOSFET.
- Multi-mode PWM control for efficiency over the full load range.
- Fully integrated soft-start.
- Frequency options of 132 kHz and 66 kHz.
- Frequency jitter to help reduce EMI.
- Extensive protection: SCP, OCP, OPP, OVP, UV, OTP, and auto-restart.
- Remote-on/off and external current limit support.
Specifications:
| Parameter | TOP264VG Value |
|---|---|
| Output power @ 230 VAC ±15% (adapter): | 21 W |
| Output power @ 230 VAC ±15% (open frame): | 34 W |
| Output power @ 85–265 VAC (adapter): | 12 W |
| Output power @ 85–265 VAC (open frame): | 22.5 W |
| Breakdown voltage (BVDSS): | 725 V |
| Full-frequency switching: | 132 kHz |
| Half-frequency option: | 66 kHz |
| Maximum duty cycle: | 78% |
| Soft-start time: | 17 ms |
| Thermal shutdown temperature: | 142 °C |
| Package: | eDIP-12B |
| DRAIN peak current: | 2.08 A max |
Pinout:
Applications:
- Notebook or laptop adapter.
- Generic adapter.
- Printer.
- LCD monitor.
- Set-top box.
- PC or LCD TV standby.
- Audio amplifier.
Package Contents:
- 1x TOP264VG EcoSmart Integrated Off-Line Switcher IC eDIP-12B




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