operational amplifier - Any downside to using a charge pump for an op-amp negative supply - Electrical Engineering Stack Exchange
Single Suppy Opamp for inverting amplifier produce negative voltage signal - Electrical Engineering Stack Exchange
Spare op amp generates its own regulated negative supply - EDN
operational amplifier - What is the problem with connecting a negative voltage to an op amp's negative lead while the possitive one is grounded? - Electrical Engineering Stack Exchange
Op-Amps | mbedded.ninja
Activity: Generating a Negative Voltage Reference [Analog Devices Wiki]
Spare Op Amp Generates Its Own Regulated Negative Supply | Analog Devices
What is an op-amp? | Toshiba Electronic Devices & Storage Corporation | Asia-English
How To Trick An Op-Amp | Nuts & Volts Magazine
Amplifier IC Generates a Negative Voltage Reference with the Fewest Parts and a Single Supply Rail | Analog Devices
The art of generating negative voltages
How To Trick An Op-Amp | Nuts & Volts Magazine
Negative voltage on both inverting and non-ínverting inputs of a differential amplifier gives non-zero output - Electrical Engineering Stack Exchange
b>Electronics Components: How to Use an Op Amp as a Voltage Comparator</b> - dummies
Operational Amplifiers
Use a tracking power supply to improve signal-chain performance - EDN
Designing with Op Amps: The Virtual Ground | by Steve Taranovich | Supplyframe | Medium
Power Supply Design Notes: Op-Amp–Based Voltage Regulators - Power Electronics News