Table of Contents
Advertisement
Quick Links
The bq51013AEVM-765 wireless power receiver evaluation kit from Texas Instruments is a high-
performance, easy-to-use development kit for the design of wireless power solutions. Consisting of a 5-V
power supply receiver and associated magnetics, the kit enables designers to speed the development of
their end-applications.
1
2
3
4
4.1
4.2
4.3
5
...................................................................................................................
6
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
6.9
7
8
...................................................................................................................
9
1
2
Equipment Setup
3
4
5
.....................................................................................................................
6
Start-Up
7
8
9
10
11
12
13
14
bqTESLA is a trademark of Texas Instruments.
SLUU911 - June 2012
Submit Documentation Feedback
bq51013AEVM-765 Evaluation Module
..................................................................................................................
.................................................................................................................
..................................................................................
.........................................................................................
..................................................................................................
............................................................................................
...........................................................................................
...........................................................................................................
...................................................................................................
...........................................................................................................
.........................................................................................................
.....................................................................................................
............................................................................................................
................................................................................................
.................................................................................................
.........................................................................................................
.................................................................................................
............................................................................................................
...............................................................................................
.............................................................................................
..............................................................................................................
................................................................................
................................................................................................................
..............................................................................................................
.........................................................................................................
....................................................................................................
..........................................................................................................
Copyright © 2012, Texas Instruments Incorporated
...........................................................
....................................................
.................................................................
List of Figures
......................................................................
...........................................................................
bq51013AEVM-765 Evaluation Module
User's Guide
SLUU911 - June 2012
2
2
2
2
2
3
3
5
6
6
7
8
9
9
10
10
11
11
12
13
16
5
7
8
9
9
10
10
11
11
12
13
14
15
16
1
Advertisement
Table of Contents
Related Manuals for Texas Instruments bq51013AEVM-765
Summary of Contents for Texas Instruments bq51013AEVM-765
-
Page 1: Table Of Contents
SLUU911 – June 2012 bq51013AEVM-765 Evaluation Module The bq51013AEVM-765 wireless power receiver evaluation kit from Texas Instruments is a high- performance, easy-to-use development kit for the design of wireless power solutions. Consisting of a 5-V power supply receiver and associated magnetics, the kit enables designers to speed the development of their end-applications. -
Page 2: Contents 1 Applications
This receiver EVM is a complete receiver-side solution that produces 5 V out at up to 1 A when coupled with the bqTESLA™ transmitter. The bq51013AEVM-765 device shown on this EVM along with external components that support the device for a complete solution. -
Page 3: Jumpers/Switches
The test points are described in the following paragraphs. 4.3.1 TP1 – AD_EN This push-pull driver for the external PFET connects the Adapter and the Output from the bq51013. SLUU911 – June 2012 bq51013AEVM-765 Evaluation Module Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... - Page 4 Input for rectified power measurment, pin 14 of the IC. 4.3.16 TP18– ILIM Programming pin for over current limit, pin 12 of the IC. bq51013AEVM-765 Evaluation Module SLUU911 – June 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated...
-
Page 5: Schematic And Bill Of Materials
Schematic and Bill of Materials www.ti.com Schematic and Bill of Materials NOTE: For Reference Only, See Table 2 for Specific Values Figure 1. HPA765AEVM Schematic SLUU911 – June 2012 bq51013AEVM-765 Evaluation Module Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 6: Test Setup
Test Setup Equipment 6.1.1 bqTESLA™ Transmitter Power for the bq51013AEVM-765 receiver EVM is supplied through a bqTESLA™ transmitter (bq500210EVM-689) or WPC-certified transmitter. The input ac voltage is applied to the receiver through the coil located in the receiver bottom. 6.1.2 Voltage Source Input power supply to the bqTESLA™... -
Page 7: Equipment Setup
The diagram of Figure 2 shows the equipment test setup. Wireless Receiver bq51013AEVM-765 Wireless Transmitter OUT-J3 OUT-TP7 VRECT-TP12 GND-J4 V-adapter-J1 GND-J2 Figure 2. Equipment Setup SLUU911 – June 2012 bq51013AEVM-765 Evaluation Module Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 8: Load Step
Monitor load current, rectifier voltage, and output voltage as shown in the following illustrations. I-OUT V-RECT TP7 5V-OUT Figure 3. Load Step, 0 mA to 500 mA bq51013AEVM-765 Evaluation Module SLUU911 – June 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 9: Load Dump
Monitor load current, rectifier voltage, output voltage, and V-adapter voltage as shown in the following illustration. V-ADAPTER TP7 5V-OUT V-RECT Figure 5. V-Adapter Input SLUU911 – June 2012 bq51013AEVM-765 Evaluation Module Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 10: Start-Up
LED D1 turn OFF; output voltage drops to 0 V. • Return jumper to Low position, RX restarts. I-OUT V-RECT TP7 5V-OUT Figure 7. Equipment Shutdown Wireless Disable bq51013AEVM-765 Evaluation Module SLUU911 – June 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 11: System Efficiency
4.50 5.00 Power (W) Figure 8. bq51013AEVM-765 Efficiency vs Output Power Dynamic Rectifier Control / Dynamic Efficiency Scaling V-rect is the voltage controlled by the global feedback loop, it is LDO input. The Dynamic Rectifier Control algorithm will adjust this voltage based on output current. The Dynamic Efficiency Scaling will adjust V- rect based on max output current set by R I-lim. -
Page 12: Layout Guidelines
QFN power-pad to optimize thermal flow to the GND copper. Figure 10 illustrates an example of a QFN layout: Figure 10. QFN Layout bq51013AEVM-765 Evaluation Module SLUU911 – June 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 13: Bq51013Aevm-765 Assembly Drawings And Layout
Figure 14) show the design of the bq51013AEVM-765 printed- circuit board (PCB). The EVM has been designed using a 2-layer, 2-oz, copper-clad PCB, 2.1-in. × 2.1-in. area to provide the user easy viewing, probing, and evaluating of the bq51013A IC in a practical double- sided application. -
Page 14: Top Copper Layer
Assembly Drawings and Layout www.ti.com Figure 12. Top Copper Layer bq51013AEVM-765 Evaluation Module SLUU911 – June 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 15: Bottom Copper Layer
Assembly Drawings and Layout www.ti.com Figure 13. Bottom Copper Layer SLUU911 – June 2012 bq51013AEVM-765 Evaluation Module Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... -
Page 16: Reference
Figure 14. Bottom Assembly Reference For additional information about the bqTESLA products visit the Wireless Power Solutions folder on the TI Web site at http://www.ti.com/ww/en/analog/wireless_power_solutions. bq51013AEVM-765 Evaluation Module SLUU911 – June 2012 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated... - Page 17 Any exceptions to this are strictly prohibited and unauthorized by Texas Instruments unless user has obtained appropriate experimental/development licenses from local regulatory authorities, which is responsibility of user including its acceptable authorization.
- Page 18 FCC Interference Statement for Class B EVM devices This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
- Page 19 Also, please do not transfer this product, unless you give the same notice above to the transferee. Please note that if you could not follow the instructions above, you will be subject to penalties of Radio Law of Japan. Texas Instruments Japan Limited (address) 24-1, Nishi-Shinjuku 6 chome, Shinjuku-ku, Tokyo, Japan http://www.tij.co.jp...
- Page 20 FDA Class III or similar classification, then you must specifically notify TI of such intent and enter into a separate Assurance and Indemnity Agreement. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2012, Texas Instruments Incorporated...
-
Page 21: Important Notice
IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.