Application schematic. STMicroelectronics VB526SP-E
STMicroelectronics VB526SP-E is a high voltage ignition coil driver power integrated circuit designed for use in advanced electronic ignition systems. It features an internally set primary coil voltage and coil current limit, making it ideal for applications requiring precise control of the ignition timing and spark energy. The device also includes a logic level compatible input, a single flag on coil current, and a low voltage clamp thermal shutdown feature to protect against overheating.
Advertisement
Advertisement
Advertisement
Frequently asked questions
The VB526SP-E is a high voltage power integrated circuit used as a smart, high voltage, high current interface suitable for advanced electronic ignition systems.
The VB526SP-E features a primary coil voltage internally set, coil current limit internally set, logic level compatible input, driving current quasi proportional to collector current, single flag on coil current, and low voltage clamp thermal shutdown.
The VB526SP-E can handle a maximum collector voltage of 360 V and a maximum collector current of 10 A.
The typical supply current of the VB526SP-E is 150 mA.
The VB526SP-E requires a logic level compatible input signal.
The enable pin allows the switch to be externally blocked when the input is on.
The FLAG pin provides a diagnostic output signal (open emitter) for indicating coil current status.