DRV5023-Q1_16 Datasheet, PDF (15/28 Pages) Texas Instruments – Automotive Digital-Switch Hall Effect Sensor

www.ti.com
8 Application and Implementation
DRV5023-Q1
SLIS163C – DECEMBER 2014 – REVISED FEBRUARY 2016
NOTE
Information in the following applications sections is not part of the TI component
specification, and TI does not warrant its accuracy or completeness. TI’s customers are
responsible for determining suitability of components for their purposes. Customers should
validate and test their design implementation to confirm system functionality.
8.1 Application Information
The DRV5023-Q1 device is used in magnetic-field sensing applications.
8.2 Typical Applications
8.2.1 Standard Circuit
C2
680 pF
(Optional)
OUT
2
3
R1
10 kŸ V_CC
1 ^VCC
C1
0.01 µF
(minimum)
Figure 18. Typical Application Circuit
8.2.1.1 Design Requirements
For this design example, use the parameters listed in Table 2 as the input parameters.
DESIGN PARAMETER
Supply voltage
System bandwidth
8.2.1.2 Detailed Design Procedure
Table 2. Design Parameters
REFERENCE
V_CC
ƒ_BW
EXAMPLE VALUE
3.2 to 3.4 V
10 kHz
Table 3. External Components
COMPONENT
C1
C2
R1
PIN 1
V_CC
OUT
OUT
PIN 2
GND
GND
REF ⁽¹⁾
RECOMMENDED
A 0.01-µF (minimum) ceramic capacitor rated for V_CC
Optional: Place a ceramic capacitor to GND
Requires a resistor pullup
(1) REF is not a pin on the DRV5023-Q1 device, but a REF supply-voltage pullup is required for the OUT pin; the OUT pin may be pulled
up to V_CC.
Copyright © 2014–2016, Texas Instruments Incorporated
Product Folder Links: DRV5023-Q1
Submit Documentation Feedback
15