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2 Schematic, Bill of Materials, and Layout

This section provides a detailed description of the TLV841EVM schematic, bill of materials (BOM), and layout.

Schematic, Bill of Materials, and Layout

4

TLV841EVM Voltage Supervisor User Guide

SNVU755A – JANUARY 2021 – REVISED JUNE 2021

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Copyright © 2021 Texas Instruments Incorporated

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Содержание TLV841EVM

Страница 1: ...Program tD via CT TLV841C 13 5 Revision History 14 List of Figures Figure 1 1 TLV841EVM Board Top 2 Figure 1 2 TLV841EVM Board Bottom 3 Figure 2 1 TLV841EVM Schematic with TLV841S 5 Figure 2 2 Compone...

Страница 2: ...t use a pull up resistor Therefore R1 on the TLV841EVM must be disconnected Please also note if using TLV841EVM with the active high variant TLV841xxPHxx the active low RESET label on the EVM board an...

Страница 3: ...LV841 1 2 TLV841 Applications Personal electronics Home theater and entertainment Electronic point of sale Grid infrastructure Data center and enterprise computing www ti com Introduction SNVU755A JAN...

Страница 4: ...description of the TLV841EVM schematic bill of materials BOM and layout Schematic Bill of Materials and Layout www ti com 4 TLV841EVM Voltage Supervisor User Guide SNVU755A JANUARY 2021 REVISED JUNE 2...

Страница 5: ...TLV841EVM Schematic with TLV841S www ti com Schematic Bill of Materials and Layout SNVU755A JANUARY 2021 REVISED JUNE 2021 Submit Document Feedback TLV841EVM Voltage Supervisor User Guide 5 Copyright...

Страница 6: ...0 1 W 0603 0603 RC0603FR 0730K1L Yageo America R2 1 47 5k RES 47 5 k 1 0 1 W 0603 0603 RC0603FR 0747K5L Yageo America R3 1 10k RES 10 0 k 1 0 1 W 0603 0603 RC0603FR 0710KL Yageo America SH J1 SH J2 S...

Страница 7: ...Figure 2 7 show the top and bottom layers and Figure 2 8 shows the top solder mask of the EVM 2 4 Layout Figure 2 2 Component Placement Top Assembly Figure 2 3 Component Placement Bottom Assembly Figu...

Страница 8: ...m Layer Figure 2 8 Top Solder Mask Schematic Bill of Materials and Layout www ti com 8 TLV841EVM Voltage Supervisor User Guide SNVU755A JANUARY 2021 REVISED JUNE 2021 Submit Document Feedback Copyrigh...

Страница 9: ...upply TP2 RESET Connection to RESET pin Allows the user to monitor the RESET output pin TP3 MR SENSE CT Connect to SENSE pin variant option 1 Connect to MR pin variant option 2 Connect to CT pin varia...

Страница 10: ...capacitor to reduce the sensitivity of transient voltages on the monitored signal Connecting C2 to the SENSE input will affect the timing specs such as reset time delay tD Pin 2 CT to Pin 3 C3 For TLV...

Страница 11: ...BHR See Table 4 1 for information on the default EVM threshold voltage values OPTIONAL Although not required in most cases for noisy applications the TLV841EVM contains jumper J6 Jumper J6 is meant fo...

Страница 12: ...gic high due to the internal pull up resistor and RESET is de asserted to a logic high after the user defined delay expires If jumper J8 is left floating the device operates normally as the MR pin def...

Страница 13: ...Delay Programming Program tD via CT TLV841C The TLV841C device variant has two options for setting the RESET time delay connect CT pin to a capacitor to GND or leave CT pin floating The reset time del...

Страница 14: ...onnect CT to delay capacitor C3 This connects the CT pin to a 0 1 F capacitor to set the RESET delay tD to 61 9 ms By removing the shunt jumper from jumper J6 the RESET time delay defaults to the mini...

Страница 15: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Страница 16: ...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 in...

Страница 17: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Страница 18: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Страница 19: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Страница 20: ...are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and...

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