Terminal Learning Objective
- Explain how MOSFETs are used in the electrical circuit of an IED
Enabling Objectives
- Discuss how MOSFETs are used in an electrical circuit of an IED
- Identify the schematic symbol of a MOSFET
- Identify the legs of a MOSFET
- Describe the function of a MOSFET
Lessons
MOSFETs Lecture
Battery Removal
Lab Overview This circuit uses battery decay or battery removal to pull the gate of the MOSFET (Q1) low, allowing the capacitor to fire a single detonator. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter Downloads
Adjustable Light Sensor
Lab Overview This circuit uses a LDR to trigger a MOSFET (Q1) to fire a single detonator. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter
Adjustable Dark Sensor
Lab Overview This circuit uses a LDR to trigger a MOSFET (Q1) to fire a single detonator. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter Download files for this lab are coming soon. Downloads
MOSFET RC Timer
Lab Overview This circuit uses the RC timed circuit to trigger a MOSFET (Q1) to fire a single detonator. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter Downloads
LDR Battery Removal
Lab Overview This circuit combines a Dark Sensor Circuit and a Battery Removal Circuit to fire a single detonator through a MOSFET. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter Downloads
RC Timer Armed LDR
Lab Overview This circuit uses a capacitor and LDR to function. The capacitor/RC timer arms the device and the LDR fires the device. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter
RC Timer Dual MOSFET
Lab Overview This circuit uses a RC Timer to arm the two MOSFETs.The gate from either MOSFETs (Q1 and Q2) fires the device. Tools / Parts / Test Equipment Soldering Iron Helping Hands Solder Multimeter