As a resistive component, the thermistor can be driven using a voltage source (left) or current source (right). In practice, most voltage-driven circuits use a ratiometric arrangement to cancel the effects of source drift
Figure 2. As a resistive component, the thermistor can be driven using a voltage source (left) or current source (right). In practice, most voltage-driven circuits use a ratiometric arrangement to cancel the effects of source drift