Power Integrations has added a 400W motor driver to its BridgeSwitch range of half-bridge power chips. Including high- and low-side fredfets (fast recovery diode field effect transistors) and ‘lossless’ current sensing, inverter efficiency of up to 99.2% is possible in brushless dc (BLDC) motor-drive applications, according to the firm. BRD1167 and BRD1267 deliver up to ...
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