发明申请
US20130215539A1 REDUCED CURRENT LEAKAGE IN RC ESD CLAMPS 失效
RC ESD CLAMP中的减少电流泄漏

REDUCED CURRENT LEAKAGE IN RC ESD CLAMPS
摘要:
Aspects of the invention provide an electrostatic discharge (ESD) protection device with reduced current leakage, and a related method. In one embodiment, an ESD protection device for an integrated circuit (IC) is provided. The ESD protection device includes: a resistor-capacitor (RC) timing circuit for selectively turning on the ESD protection device during an ESD event; a trigger circuit for receiving an output of the RC timing circuit and generating a trigger pulse for driving at least one of: a first ESD clamp and a second ESD clamp; and a selection circuit for selecting one of: the trigger circuit or a charge pump for controlling the second ESD clamp.
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