SLVUCA9 August   2021 TPS25869-Q1

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Features
    2. 1.2 Applications
  3. 2Schematic
  4. 3General Configuration and Description
    1. 3.1 Physical Access
    2. 3.2 Adjusting the Switching Frequency
    3. 3.3 Adjusting the Current Limit Value
    4. 3.4 Adjusting the Cable Compensation Value
    5. 3.5 Thermal Management
    6. 3.6 Test Setup
  5. 4Board Layout
  6. 5Bill of Materials

Bill of Materials

Table 5-1 lists the EVM bill of materials

Table 5-1 TPS25869Q1EVM-163 Bill of Materials

Designator

Quantity

Value

Description

Package Reference

Part Number

Manufacturer

/PA_FAULT, /PB_FAULT, OUT, PA_BUS, PB_BUS, SENSE, VIN

7

Test Point, Multipurpose, White, TH

White Multipurpose Testpoint

5012

Keystone

C1, C2, C12

3

0.1uF

CAP, CERM, 0.1 µF, 50 V,+/- 10%, X7R, AEC-Q200 Grade 1, 0603

0603

C0603C104K5RACAUTO

Kemet

C4

1

100uF

CAP, AL, 100 µF, 35 V, +/- 20%, TH

D6.3xL11mm

35ZLJ100M6.3X11

Rubycon

C5, C13, C14

3

47uF

CAP, CERM, 47 uF, 10 V, +/- 20%, X5R, 0805

0805

C2012X5R1A476M125AC

TDK

C7, C15, C16

3

10uF

CAP, CERM, 10 uF, 50 V, +/- 10%, X5R, AEC-Q200 Grade 1, 1206

1206

GRT31CR61H106KE01L

MuRata

C9

1

0.1uF

CAP, CERM, 0.1 uF, 50 V, +/- 10%, X7R, 1206

1206

12065C104KAT2A

AVX

C10, C11

2

2.2uF

CAP, CERM, 2.2 uF, 16 V, +/- 20%, X5R, 0603

0603

885012106018

Wurth Elektronik

C17, C18

2

1uF

CAP, CERM, 1 uF, 6.3 V, +/- 10%, X7R, 0603

0603

CL10B105KQ8NNNC

Samsung Electro-Mechanics

D1

1

10uF

CAP, CERM, 10 uF, 50 V, +/- 20%, X7R, 1210

1210

GRM32ER71H106MA12

MuRata

EN, PA_EN, PB_EN

3

Header, 2.54 mm, 2x1, Tin, TH

Header, 2.54 mm, 2x1, TH

TSW-102-07-T-S

Samtec

J1

1

Connector, Receptacle, USB Type C, R/A

Connector, Receptacle, USB Type C, R/A, THT/SMT

632723300011

Wurth Elektronik

J3

1

Connector, Receptacle, USB TYPE A, R/A, Top Mount SMT

USB TYPE A CONNECTOR RECEPTACLE 4POS SMD

896-43-004-00-000000

Mill-Max

J10

1

Header, 2.54mm, 3x2, Gold, TH

Header, 2.54mm, 3x2, TH

61300621121

Wurth Elektronik

L1

1

3.3uH

Inductor, Shielded Drum Core, Superflux, 3.3 uH, 12 A, 0.0059 ohm, SMD

WE-HC6

744325330

Wurth Elektronik

L2

1

1uH

Inductor, Shielded, Composite, 1 uH, 8.75 A, 0.01 ohm, SMD

4x2.1x4mm

XAL4020-102MEB

Coilcraft

NT1, PGND, U1

4

eg: 0603, used in PnP report

Used in BOM report

Used in BOM report

PA_CC1, PA_CC2

2

Header, 2.54 mm, 3x1, Gold, TH

Header, 2.54mm, 3x1, TH

61300311121

Wurth Elektronik

PGND, VIN+

2

Terminal, Turret, TH, Double

Keystone1502-2

1502-2

Keystone

R1

1

40.0k

RES, 40.0 k, 0.1%, 0.15 W, AEC-Q200 Grade 0, 0603

0603

PAT0603E4002BST1

Vishay Thin Film

R2

1

20k

RES, 20 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

CRCW060320K0JNEA

Vishay-Dale

R3, R12, R13, R14

4

5.1k

RES, 5.1 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

CRCW06035K10JNEA

Vishay-Dale

R4

1

15.0k

RES, 15.0 k, 0.5%, 0.1 W, 0603

0603

RT0603DRE0715KL

Yageo America

R5

1

80.6k

RES, 80.6 k, 0.5%, 0.1 W, 0603

0603

RT0603DRE0780K6L

Yageo America

R6

1

49.9k

RES, 49.9 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

ERJ-3EKF4992V

Panasonic

R7

1

5.10k

RES, 5.10 k, 1%, 0.1 W, 0603

0603

RC0603FR-075K1L

Yageo America

R8, R9

2

1.0k

RES, 1.0 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

CRCW06031K00JNEA

Vishay-Dale

R10

1

196

RES, 196, 1%, 0.25 W, 1206

1206

ERJ-8ENF1960V

Panasonic

R16, R20

2

0

RES, 0, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

RMCF0603ZT0R00

Stackpole Electronics Inc

R17

1

100k

RES, 100 k, 1%, 0.1 W, 0603

0603

CRCW0603100KFKEA

Vishay-Dale

R18, R19, R21, R22

4

100k

RES, 100 k, 0.1%, 0.1 W, AEC-Q200 Grade 0, 0603

0603

ERA-3AEB104V

Panasonic

R24

1

0

RES, 0, 5%, 0.125 W, 0805

0805

MCR10EZPJ000

Rohm

RT1

1

470k

Thermistor NTC, 470k ohm, 3%, 0603

0603

NCP18WM474E03RB

MuRata