SLUUCQ5 March   2023 BQ28Z620

 

  1. 1BQ28Z620EVM 1- to 2-Series Li-Ion Battery Pack Manager Evaluation Module
    1. 1.1 Features
      1. 1.1.1 Kit Contents
      2. 1.1.2 Ordering Information
      3. 1.1.3 Documentation
      4. 1.1.4 BQ28Z620 and BQ294502 Circuit Module Performance Specification Summary
    2. 1.2 BQ28Z620EVM Quick Start Guide
      1. 1.2.1 Items Needed for EVM Setup and Evaluation
      2. 1.2.2 Software Installation
      3. 1.2.3 EVM Connections Module Connections
    3. 1.3 Battery Management Studio
      1. 1.3.1 Starting the Program
      2. 1.3.2 Registers Screen
      3. 1.3.3 Data Memory Screen
      4. 1.3.4 Calibration Screen
        1. 1.3.4.1 Voltage Calibration
        2. 1.3.4.2 Temperature Calibration
        3. 1.3.4.3 Current Calibration
      5. 1.3.5 Authentication Screen
      6. 1.3.6 Chemistry Selection
      7. 1.3.7 Programming Screen
        1. 1.3.7.1 Programming the Flash Memory
        2. 1.3.7.2 Generating The Golden Image
      8. 1.3.8 Advanced Comm I2C Screen
      9. 1.3.9 Watch Screen
    4. 1.4 Circuit Module Physical Layouts and Bill of Materials
      1. 1.4.1 Board Layout
      2. 1.4.2 Bill of Materials
      3. 1.4.3 Schematic
      4. 1.4.4 Testing Fuse-Blowing Circuit
  2. 2Revision History

1.4.2 Bill of Materials

Note:

The BQ294502 secondary protector used on this evaluation module has a max OVP of 4.35 V. If higher OVP is needed, please check the BQ2945'x family devices.

Qty

Value

Ref Des

Package_Case

Manufacturer

Manufacturer Part No

1

BMS071

!PCB1

24146

Krypton Solutions

KS 24146

4

0.1µF

C1, C2, C3, C5

0603

Samsung Electro-Mechanics

CL10B104KB8NNNL

6

0.1µF

C4, C6, C7, C8, C10, C13

0402

Murata Electronics North America

GRM155R71C104KA88D

1

1.0µF

C9

0402

Samsung Electro-Mechanics America, Inc.

CL05A105KO5NNND

1

2.2µF

C11

0402

TDK Corporation

C1005X5R1E225K050BC

1

Single (Standard) - 75V

D1

SOT-23-3

Diodes Inc

BAS16-7-F

2

Single (Zener) - 5.6V

D2, D3

SOD-323F

ON Semiconductor

MM3Z5V6C

2

Black 3 Pin Female R/A

J1, J2

3.5mm 16-28 AWG

On Shore Technology Inc

ED555/3DS

1

1 X 4 R/A Shrouded - 1 Wall

J3

0.1

Molex Inc

22-05-3041

3

1 x 2

P1, P2, P3

0.1

Samtec Inc

HTSW-102-07-G-S

1

MOSFET N-CH 30V

Q1

6-TSSOP

Vishay Siliconix

SI1416EDH-T1-GE3

2

MOSFET N-Channel

Q2, Q3

8-SON

Texas Instruments

CSD16412Q5A

1

MOSFET N-Channel, 6pF

Q4

SOT-23-3

Micro Commercial Co

2N7002K-T1-E3

1

1.00K

R1

0603

Yageo

RC0603FR-071KL

8

100 Ohm

R2, R15, R16, R18, R19, R20, R22, R23

0402

Yageo

RC0402FR-07100R

3

1.00k ohm

R3, R4, R12

0402

Vishay Dale

CRCW04021K00FKED

2

10.0M

R5, R6

0402

Vishay Dale

CRCW040210M0FKED

1

10.0K

R7

0603

Yageo

RC0603FR-0710KL

1

100k ohm

R8

0402

Yageo

RC0402FR-07100KL

4

5.10K

R9, R10, R13, R17

0402

Yageo

RC0402FR-075K1L

1

10.0 Ohm

R11

0402

Yageo

RC0402FR-0710RL

1

4.99 ohm

R14

0402

KOA Speer Electronics, Inc.

RK73H1ETTP4R99F

1

0.001

R24

1206

Stackpole

CSNL1206FT1L00

1

10.0K ohm

RT1

P2.54 3.7 mm W x 17 mm L x 2.4 mm H

Semitec

103AT-2-

1

PB SPST-NO Off-Mom

S1

4.90mm x 4.90mm

Panasonic Electronic Components

EVQ-PLHA15

10

Test Loop - Black

TP1, TP3, TP4, TP5, TP7, TP8, TP10, TP12, TP13, TP14

0.040

Keystone Electronics

5001

3

Test Loop - Red

TP2, TP6, TP9

0.040

Keystone Electronics

5000

1

BQ294502DRV

U1

6-SON

Texas Instruments

BQ294502DRV

1

BQ28Z620DRZ

U2

DRZ0012A

Texas Instruments

BQ28Z620DRZ

1

4 wire cable(black/white/brown/red)

W1

L18

Krypton Solutions

I2C_SMB_CABLE CBL002