Microchip Technology MCP6V01DM-VOS User Manual
MCP6V01 INPUT OFFSET
DEMO BOARD USER’S GUIDE
© 2009 Microchip Technology Inc.
DS51801A-page 9
Chapter 2. Installation and Operation
2.1
INTRODUCTION
This chapter shows how to set up the MCP6V01 Input Offset Demo Board. Items
discussed in this chapter include:
discussed in this chapter include:
• Required Tools
• Connecting the Lab Equipment
• Operating Conditions
• Calculating the DUT’s Input Offset Voltage (V
OS
)
• Converting Input Offset Voltage to Other Parameters
• Reducing the Measurement Noise
2.2
REQUIRED TOOLS
• Lab Power Supplies:
- Two outputs
- 0V to 5.5V minimum range
- Adjustable
• One Voltmeter:
- 1 mV resolution
- -6V to +6V minimum range
- Differential measurement (e.g., hand held meter)
2.3
CONNECTING THE LAB EQUIPMENT
Lab equipment is connected to this board as shown in Figure 2-1. The (surface mount)
test points allow lab equipment to be connected to these boards. The power supplies
are connected at the right. The voltmeter is connected at the four different points
shown.
test points allow lab equipment to be connected to these boards. The power supplies
are connected at the right. The voltmeter is connected at the four different points
shown.
FIGURE 2-1:
Board Connections for the MCP6V01 Input Offset Demo Board.
Power Supply
Power Supply
VCM – GND
VCM – GND
VDD – GND
Voltmeter
VDD/2 – GND
Voltmeter
VM –VDD/2
Voltmeter
VCM – GND
VCM – GND
Voltmeter
VO1 – GND