Texas Instruments LP87745-Q1, Руководство пользователя

Страница: 22 / 23

Table 6-1. Components list (continued)
Designator Quantity Description PartNumber Manufacturer
U3 1 MSP432E401YTPDT, PDT0128A
(TQFP-128) MSP432E401YTPDTR Texas Instruments
U4 1 4-Channel USB ESD Solution with
Power Clamp, DRY0006A (USON-6) TPD4S012DRYR Texas Instruments
U5 1 Linear Voltage Regulator IC 1 Output
500mA 6-WSON (2x2) TPS74533PQWDRVRQ1 Texas Instruments
U6 1 Low-Capacitance 6-C/-15
kV ESD Protection Array for High-
Speed Data Interfaces, RSE0008A
(UQFN-8) TPD6E004RSER Texas Instruments
U7 1 8-BIT BIDIRECTIONAL LOW-
VOLTAGE TRANSLATOR, PW0020A
(TSSOP-20) SN74GTL2003PWR Texas Instruments
U8 1 Automotive 5.5-V low-voltage
standard quad-channel comparator
with 1-microsecond delay 14-TSSOP
-40 to 125 LM339LVQPWRQ1 Texas Instruments
U9 1 Automotive 4 A Low Noise
Synchronous Buck Regulators,
RJR0014A (VQFN-HR-14) LM62440APPQRJRRQ1 Texas Instruments
Y1 1 Crystal, 25 MHz, 20 ppm, AEC-Q200
Grade 1, SMD ECS-250-12-33Q-JES-TR ECS Inc.
C62, C63, C64 0 Chip Multilayer Ceramic Capacitors
for Automotive GCM188D70J106ME36D Murata
C104 0 CAP, CERM, 1000 pF, 50 V, +/- 10%,
X7R, 0603 C0603C102K5RACTU Kemet
J19, J20 0 Receptacle, 2.5mm, 3x2, Gold, SMT 6651712-1 TE Connectivity
R2, R10 0 RES, 20.0 k, 1%, 0.1 W, AEC-Q200
Grade 0, 0603 CRCW060320K0FKEA Vishay-Dale
R6, R12, R20,
R53, R54, R55,
R56, R57, R58,
R59, R60 0 RES, 0, 5%, 0.063 W, AEC-Q200
Grade 0, 0402 CRCW04020000Z0ED Vishay-Dale
R19, R21, R23 0 RES, 100 k, 1%, 0.1 W, 0603 RC0603FR-07100KL Yageo
R41 0 RES, 0, 5%, 0.1 W, AEC-Q200 Grade
0, 0402 ERJ-2GE0R00X Panasonic
R80, R82 0 RES, 1.00 k, 1%, 0.1 W, 0603 RC0603FR-071KL Yageo
7 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision * (September 2021) to Revision A (October 2022) Page
• Updated Figure 1-1 ............................................................................................................................................ 2
• Updated VCCA monitoring voltage threshold levels........................................................................................... 3
• Designators updated to the latest revision.......................................................................................................... 4
• Updated the Figure 4-1 ...................................................................................................................................... 8
• Updated the watchdog section......................................................................................................................... 12
• Updated the schematic diagrams..................................................................................................................... 15
• Updated the bill of materials............................................................................................................................. 18
Revision History www.ti.com
22 LP877451Q1EVM Evaluation Module SNVU769A – SEPTEMBER 2021 – REVISED OCTOBER 2022
Submit Document Feedback
Copyright © 2022 Texas Instruments Incorporated