How to boost the output voltage swing of an operational amplifier

Increase the output voltage swing of an op-amp using two methods. Bootstrapping the op-amps power supply pins to make it have a dynamic voltage range, and adding an external gain stage with larger rails.

added gain stage

Bootstrapped

References

• Increase op-amp output voltage swing using bootstrapping
• Chap. 6.6 increase op-amp output voltage swing
• Opamp boosters
• op-amp output voltage swing booster