IR2108(4) (S) & (PbF) is a high voltage, high speed power MOSFET and IGBT driver with dual-channel high and low side referenced outputs.
The IR2108 is a high‑voltage, high‑speed half‑bridge driver designed for bootstrap operation and capable of handling up to 600 V. It offers a floating high‑side channel, internal dead‑time, cross‑conduction prevention, and logic compatibility with 3.3 V, 5 V and 15 V inputs.
The document provides absolute maximum ratings, recommended operating conditions, dynamic and static electrical characteristics, functional block diagrams, lead definitions, timing diagrams, and mechanical drawing data for various SOIC and PDIP packages.
| High‑side floating supply voltage (VB) | -0.3 V to 625 V |
|---|---|
| Logic input voltage range (VIN) | 10 V to 20 V |
| Package power dissipation (8‑lead PDIP) | 1.0 W |
| Operating temperature range | -40 °C to 125 °C |
| Programmable dead‑time | up to 5 µs |
The device can operate with a high‑side floating supply up to 600 V.
Logic inputs must be between 10 V and 20 V.
The 8‑lead PDIP package can dissipate up to 1.0 W at 25 °C ambient.
The IR21084 allows programmable dead‑time up to 5 µs.