BQ20Z65DBT-R1 datasheet(7/23 Pages) TI

7 / 23 page

bq20z65-R1

www.ti.com

SLUS990 – DECEMBER 2009

ELECTRICAL CHARACTERISTICS

Over operating free-air temperature range (unless otherwise noted), TA = –40°C to 85°C, V(REG25) = 2.41 V to 2.59 V,

V(BAT) = 14 V, C(REG25) = 1 µF, C(REG33) = 2.2 µF; typical values at TA = 25°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY CURRENT

I(NORMAL)

Firmware running

550

µA

I(SLEEP)

Sleep mode

CHG FET on; DSG FET on

124

µA

CHG FET off; DSG FET on

µA

CHG FET off; DSG FET off

µA

I(SHUTDOWN)

Shutdown mode

0.1

µA

SHUTDOWN WAKE; TA = 25°C (unless otherwise noted)

Shutdown exit at VSTARTUP

I(PACK)

µA

threshold

SRx WAKE FROM SLEEP; TA = 25°C (unless otherwise noted)

Positive or negative wake

threshold with 1.00 mV, 2.25 mV,

V(WAKE)

1.25

4.5 mV and 9 mV programmable

options

V (WAKE) = 1 mV;

-0.7

0.7

I(WAKE)= 0, RSNS1 = 0, RSNS0 = 1;

V(WAKE) = 2.25 mV;

I(WAKE) = 1, RSNS1 = 0, RSNS0 = 1;

-0.8

0.8

I(WAKE) = 0, RSNS1 = 1, RSNS0 = 0;

V(WAKE_ACR)

Accuracy of V(WAKE)

V(WAKE) = 4.5 mV;

I(WAKE) = 1, RSNS1 = 1, RSNS0 = 1;

-1.0

1.0

I(WAKE) = 0, RSNS1 = 1, RSNS0 = 0;

V(WAKE) = 9 mV;

-1.4

1.4

I(WAKE) = 1, RSNS1 = 1, RSNS0 = 1;

Temperature drift of V(WAKE)

V(WAKE_TCO)

0.5

%/°C

accuracy

Time from application of current

t(WAKE)

and wake of bq20z65-R1

WATCHDOG TIMER

tWDTINT

Watchdog start up detect time

250

500

1000

tWDWT

Watchdog detect time

100

150

µs

2.5V LDO; I(REG33OUT) = 0 mA; TA = 25°C (unless otherwise noted)

4.5 < VCC or BAT < 25 V;

V(REG25)

Regulator output voltage

I(REG25OUT) ≤ 16 mA;

2.41

2.5

2.59

TA = –40°C to 100°C

ΔV(REG25TEM Regulator output change with

I(REG25OUT) = 2 mA;

±0.2

temperature

TA = –40°C to 100°C

ΔV(REG25LINE

5.4 < VCC or BAT < 25 V;

Line regulation

)

I(REG25OUT) = 2 mA

0.2 mA

≤ I(REG25OUT) ≤ 2 mA

ΔV(REG25LOA

Load regulation

0.2 mA

≤ I(REG25OUT) ≤ 16 mA

drawing current until

I(REG25MAX)

Current limit

REG25 = 2 V to 0 V

3.3V LDO; I(REG25OUT) = 0 mA; TA = 25°C (unless otherwise noted)

4.5 < VCC or BAT < 25 V;

V(REG33)

Regulator output voltage

I(REG33OUT) ≤ 25 mA;

3.3

3.6

TA = –40°C to 100°C

ΔV(REG33TEM Regulator output change with

I(REG33OUT) = 2 mA;

±0.2

temperature

TA = –40°C to 100°C

ΔV(REG33LINE

5.4 < VCC or BAT < 25 V;

Line regulation

)

I(REG33OUT) = 2 mA

0.2 mA

≤ I(REG33OUT) ≤ 2 mA

ΔV(REG33LOA

Load regulation

0.2mA

≤ I(REG33OUT) ≤ 25 mA

100

drawing current until REG33 = 3 V

100

145

I(REG33MAX)

Current limit

short REG33 to VSS, REG33 = 0 V

THERMISTOR DRIVE

Submit Documentation Feedback

Product Folder Link(s): bq20z65-R1

BQ20Z65DBT-R1 数据表(PDF) 7 Page - Texas Instruments

BQ20Z65DBT-R1 数据表(HTML) 7 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

数据表下载

链接网址

BQ20Z65DBT-R1 数据表(PDF) 7 Page - Texas Instruments

BQ20Z65DBT-R1 数据表(HTML) 7 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

数据表 下载

链接网址

数据表下载