9.2.1.1 Design Requirements

A detailed design procedure is based on a design example. For this design example, use the parameters listed

in Table 9-1 as the input parameters.

Table 9-1. Design Example Parameters

DESIGN PARAMETER

VALUE

Input voltage VDD

10V

Heater Voltage VHEATER (HEATP - HEATM)

30V

Supply decoupling capacitor

1µF

Heater supply decoupling capacitor

1µF

OP-STBL pull-up resistor

10kΩ

OP-STBL pull-up supply

3V

9.2.1.2 Detailed Design Procedure

9.2.1.2.1 Application Curve

Figure 9-2. REF80 Startup Behaviuo

REF80

SNAS856 – SEPTEMBER 2024

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