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BMS/PCM/PCB with Fuel/Gas Gauge for 7S(25.9V)~13S(48.1V) Li-ion and Li-Polymer battery pack (0.8Ah-32Ah) with I2C,HDQ Interface Communication

Part number: HCX-D141

Features and Benefits

Smart Battery Systems (SBS) with Gas/Fuel Gauge support for
7S(25.9V)~13S(48.1V) Li-ion and Li-Polymer battery pack (0.8Ah-32Ah)
with I2C,HDQ Interface Communication.

* For Battery Type: Li-ion/Li-Polymer;

* For 7~15 battery cells in series;

* Battery Capacity should be 0.8Ah~32Ah;

*  With I2C and HDQ interface communication;

* Can read the battery pack information via connecting a LCD or LED board(details check as below);

Specifications

HDQ COMMUNICATION TIMING CHARACTERISTICS
TA = –40°C to 85°C, CREG = 0.47 μF, 2.45 V < VREGIN = VBAT < 5.5 V; typical values at TA = 25°C and VREGIN = VBAT = 3.6 V (unless otherwise noted)

 

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

t(CYCH)

Cycle time, host to bq34z100

 

190

 

 

μs

t(CYCD)

Cycle time, bq34z100 to host

 

190

205

250

μs

t(HW1)

Host sends 1 to bq34z100

 

0.5

 

50

μs

t(DW1)

bq34z100 sends 1 to host

 

32

 

50

μs

t(HW0)

Host sends 0 to bq34z100

 

86

 

145

μs

t(DW0)

bq34z100 sends 0 to host

 

80

 

145

μs

t(RSPS)

Response time, bq34z100 to host

 

190

 

950

μs

t(B)

Break time

 

190

 

 

μs

t(BR)

Break recovery time

 

40

 

 

μs

t(RISE)

HDQ line rising time to logic 1 (1.2 V)

 

 

 

950

ns

t(RST)

HDQ Reset

 

1.8

 

2.2

s

 

 

I2C-COMPATIBLE INTERFACE TIMING CHARACTERISTICS
TA = –40°C to 85°C, CREG = 0.47 μF, 2.45 V < VREGIN = VBAT < 5.5 V; typical values at TA = 25°C and VREGIN = VBAT = 3.6 V (unless otherwise noted) 

 

PARAMETER

TEST CONDITIONS

MIN TYP

MAX

UNIT

tr

SCL/SDA rise time

 

 

300

ns

tf

SCL/SDA fall time

 

 

300

ns

tw(H)

SCL pulse width (high)

 

600

 

ns

tw(L)

SCL pulse width (low)

 

1.3

 

μs

tsu(STA)

Setup for repeated start

 

600

 

ns

td(STA)

Start to first falling edge of SCL

 

600

 

ns

tsu(DAT)

Data setup time

 

100

 

ns

th(DAT)

Data hold time

 

0

 

ns

tsu(STOP)

Setup time for stop

 

600

 

ns

tBUF

Bus free time between stop and start

 

66

 

μs

fSCL

Clock frequency

 

 

400

kHz

 Specification:

 

Item

Contents

Criteria (Adjustable)

1

Model

HCX-D141

  7S to 13S -15A working current

2

Voltage

Charging voltage

29.4V~54.6V

3

Battery Information

Battery Type

Li-ion or Li-Polymer

4

Communication

Communication Mode

I2C,HDQ

5

Current

Maximal continuous charging current

5A

Maximal continuous discharging current

15A

Current consumption

20μA

6

Overcharge Protection

Over charge detection voltage

4.20±0.025V

Over charge detection delay time

0.5S2S

Over charge release voltage

4.10±0.05V

7

Over Discharge Protection

Over discharge detection voltage

2.80±0.062V

Over discharge detection delay time

0.5S2S

Over discharge release voltage

2.8.00±0.1V

8

Over Current Protection

Over current detection voltage

0.15±0.015V

Over current detection current

120±20A

Detection delay time

5ms50ms

Release condition

Cut load,automatically recover

9

Short Circuit Protection

Detection condition

Exterior shot circuit

Detection delay time

200-500us

Release condition

Cut load,automatically recover

10

Balance

Balance voltage for single cell

4.18±0.025V

Balance current for single cell

40±5mA

11

Resistance

Inner resistance

20mΩ

12

Temperature

Operating temperature range

-40 ~ +75°C

Storage temperature range

-20~ +125°C

13

Size  (L*W*T)

 L80mm*W65mm*T9mm

 

Connection Diagram





The Battery Pack's information in general as below:


The program tool EV 2300 for the inferface communication as below:

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