SLUUD80 December   2024 LM74681

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Device Information
  7. 2Hardware
    1. 2.1 Test Points and Connectors
    2. 2.2 Test Equipment and Setup
      1. 2.2.1 Power Supplies
      2. 2.2.2 Meters
      3. 2.2.3 Oscilloscope
      4. 2.2.4 Loads
    3. 2.3 Test Setup and Procedures
      1. 2.3.1 UVLO Functionality
      2. 2.3.2 Polarity Agnostic Startup
  8. 3Hardware Design Files
    1. 3.1 Schematic
    2. 3.2 PCB Layouts
    3. 3.3 Bill of Materials (BOM)
  9. 4Additional Information
    1.     Trademarks

3.3 Bill of Materials (BOM)

Section 3.3 lists the EVM BOM.

Designator

Quantity

Value

Description

PackageReference

PartNumber

Manufacturer

!PCB1

1

Printed Circuit Board

LM74681EVM

Any

C1, C3

2

0.1uF

CAP, CERM, 0.1 µF, 100 V,+/- 10%, X8L, AEC-Q200 Grade 0, 0603

0603

GCJ188L8EL104KA07D

MuRata

C2

1

1µF

1µF ±10% 100V Ceramic Capacitor X8L 1206 (3216 Metric)

1206

GCJ31CL8EL105KA07L

Murata

C4

1

330uF

CAP, AL, 330 µF, 100 V, +/- 20%, AEC-Q200 Grade 1, SMD

Cap, 1800x1650mm

EEVTG2A331M

Panasonic

D1

1

60V

Diode, TVS, Bi, 60 V, SMB

SMB

SMBJ60CA-13-F

Diodes Inc.

D3

1

58V

Diode, TVS, Uni, 58 V, 93.6 Vc, SMB

SMB

SMBJ58A-13-F

Diodes Inc.

D4

1

Green

LED, Green, SMD

1.6x0.8x0.8mm

LTST-C190GKT

Lite-On

H1, H2, H3, H4

4

Machine Screw, Round, #4-40 x 1/4, Nylon, Philips panhead

Screw

NY PMS 440 0025 PH

B&F Fastener Supply

H5, H6, H7, H8

4

Standoff, Hex, 0.5"L #4-40 Nylon

Standoff

1902C

Keystone

J1, J2, J3, J4

4

Standard Banana Jack, Uninsulated, 8.9mm

Keystone575-8

575-8

Keystone

J5

1

Header, 100mil, 3x1, Tin, TH

Header, 3 PIN, 100mil, Tin

PEC03SAAN

Sullins Connector Solutions

J6

1

Header, 100mil, 2x1, Tin, TH

Header, 2 PIN, 100mil, Tin

PEC02SAAN

Sullins Connector Solutions

Q1, Q2, Q3, Q4

4

100V

MOSFET, N-CH, 100 V, 30 A

LFPAK

PSMN040-100MSEX

Nexperia

R1, R2, R3, R4, R5, R6, R8

7

0

RES, 0, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

ERJ-3GEY0R00V

Panasonic

R7

1

12k

RES, 12 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

CRCW060312K0JNEA

Vishay-Dale

SH1, SH2

2

1x2

Shunt, 100mil, Gold plated, Black

Shunt

SNT-100-BK-G

Samtec

TP1, TP2, TP3, TP4

4

TEST POINT SLOTTED .118", TH

Test point, TH Slot Test point

1040

Keystone

TP5, TP6, TP7, TP8, TP9, TP10

6

Test Point, Miniature, Orange, TH

Orange Miniature Testpoint

5003

Keystone

U1

1

Ideal Diode Bridge Controller

WSON12

LM74681DRRR

Texas Instruments

C5, C7

0

1000pF

CAP, CERM, 1000 pF, 25 V, +/- 5%, X7R, 0402

0402

C0402C102J3RACTU

Kemet

C6

0

0.1uF

CAP, CERM, 0.1 µF, 100 V,+/- 10%, X8L, AEC-Q200 Grade 0, 0603

0603

GCJ188L8EL104KA07D

MuRata

D2

0

60V

Diode, TVS, Bi, 60 V, 96.8 Vc, SMC (no polarity)

DO-214AB (no polarity)

SMCJ60CA-HRA

Littelfuse