SA57608 datasheet(4/10 Pages) PHILIPS

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Philips Semiconductors

Product data

SA57608

One-cell Lithium-ion battery protection with

over/undercharge and overcurrent protection

2003 Oct 29

ELECTRICAL CHARACTERISTICS

Characteristics measured with Tamb = 25 °C, unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

VDD1

Operating input voltage

VCC – GND; Voltage defined as VDD to VM

1.5

–

IDD

Supply current

VCC = 3.9 V; VM = 0 V

–

3.0

8.0

ISLP

Sleep current

VCC = 2.0 V

–

0.3

0.6

VDD(min)

Minimum operating voltage for 0 V

charging

VCC – GND

–

1.2

SA57608Y

4.30

4.35

4.40

SA57608B

4.255

4.280

4.305

VO( )

Over charge voltage threshold

Tamb = 0 °C ∼ 50 °C;

SA57608C

4.27

4.295

4.32

VOV1(th)

Over-charge voltage threshold

amb

VBATT : L → H

SA57608D

4.30

4.350

4.40

SA57608E

4.25

4.275

4.3

SA57608G

4.255

4.280

4.305

SA57608Y

–

180

–

SA57608B

–

180

–

VO(

)

Over charge hysteresis

VCC :H → L

SA57608C

–

150

–

VOV1(hyst)

Over-charge hysteresis

VCC : H → L

SA57608D

–

180

–

SA57608E

–

200

–

SA57608G

–

200

–

SA57608Y

2.23

2.30

2.37

SA57608B

2.242

2.30

2.358

()

Over discharge threshold voltage

VCC :H → L

SA57608C

2.242

2.30

2.358

VUV(th)

Over-discharge threshold voltage

VCC : H → L

SA57608D

2.23

2.30

2.37

SA57608E

2.242

2.30

2.358

SA57608G

2.242

2.30

2.358

SA57608Y

120

150

180

SA57608B

105

VOC ( )

Overcurrent threshold

→ H

SA57608C

170

200

230

VOC1(th)

Overcurrent threshold

VVM : L → H

SA57608D

170

200

230

SA57608E

100

130

SA57608G

100

130

VOV(rel)

Release voltage for over-discharge

4.12

4.17

4.22

tOV(DLY)

Over-charge delay time

CTD = 0.01 µF; VCC = 4.0 V to 4.4 V

tOV

Over-discharge delay time

VCC = 3.6 V to 2.2 V

tOC(DLY)

Over-current delay time

VM : 0 V

→ 0.5 V

VOC2

Short protection voltage

VCC = 3.0 V

VCC–1.2

VCC–0.9

VCC–0.6

tDLY(SC)

Short detect delay time

VCC = 3.0 V

–

RSC

Reset resistance for excess current

protection

VCC = 3.6 V; VM = 1.0 V

100

150

VCFET(off)

Nch ON voltage of CFET

IOL = 50 mA; VCC = 4.4 V

–

0.35

0.5

VCFET(on)

Pch ON voltage of CFET

IOH = 50 mA; VCC = 3.9 V

3.4

3.7

–

VDFET(off)

Nch ON voltage of DFET

IOL = 50 mA; VCC = 2.2 V

–

0.2

0.5

VDFET(on)

Pch ON voltage of DFET

IOH = 50 mA; VCC = 3.9 V

3.4

3.7

–

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