M62253FP 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC

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M62253FP

LITHIUM ION BATTERY CHARGER CONTROL IC

MITSUBISHI ELECTRIC  

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MITSUBISHI(Dig.Ana.INTERFACE)

M62253FP

LITHIUM ION BATTERY CHARGER CONTROL IC

ABSOLUTE MAXIMUM RATING

(Ta=25°C unless otherwise noted)

Symbol

Parameter

Test conditions

Vcc Supply voltage

IOUT OUT pin output current

VSENSE SENSE pin voltage

TIN TIN pin voltage

Pd Power dissipation

Ta = 25°C

Ktheata Thermal derating

Ta = 25°C

Topr Operating temperature

Tstg Storage temperature

Ratings

16

30

Vcc

Vcc

450

4.5

-20 to +85

-40 to +125

Unit

V

mA

V

V

mW

mW/°C

°C

°C

ELECTRICAL CHARACTERISTICS (Vcc=8.5V,Vref=4.10V,VSENSE=3.6V,Ta=25°C, unless otherwise noted)

Symbol Parameter

Test condition

Limit

Unit

MIN TYP MAX

Vcc

Supply voltage range

6.0

15 V

Icc

circuit current

LED OFF

7

mA

VDD VDD

VDD pin output voltage

4.75 5.00 5.25 V

VTHchgon Charge start voltage

2.5 2.6 2.7 V

VTHqchgon Fast charge start voltage

VTHqchgoff

Const current charge

stop voltage

Vochg1 Output voltage set1

Charge time

2.9 3.0 3.1 V

4.06 4.09 4.12 V

4.07 4.10 4.13 V

Vochg2 Output voltage set2 Charge complete time

2.45 2.55 2.65 V

VTHrchgon Recharge start voltage Charge complete time

3.8 3.9 4.0 V

ISET1

Charge current set voltage 1 2.6V≤ battery voltage≤3.0V 15 25 35 mV

ISET2

Charge current set voltage 2 3.0V≤ battery voltage≤4.1V

ITHchgoff

Charge complete

detect voltage

Const voltage charge time

IINSENSE+ SENSE+ pin input current Charge time

235

15

250

25

60

265 mV

35 mV

85 µA

IINSENSE- SENSE- pin input current Charge time

60 85 µA

IoutLED1 LED1 pin output current

8 10 12 mA

LED IoutLED2

VOHLED1

VOHLED2

VTHINTH1

VTHINTL1

TIN IinTIN

VTHINTH2

VTHINTL2

VOHOUT

OUT

ILOUT

LED2 pin output current

LED1 pin output "H"

voltage

LED2 pin output "H"

voltage

TIN pin up side threshold

voltage 1

TIN pin low side threshold

voltage 1

TIN pin input current

Resistance ratio(R1/R2)

*in the block diagram

TIN pin up side threshold

voltage 2

TIN pin low side threshold

voltage 2

OUT pin saturation voltage

Resistance ratio(R1/R2)

*in the block diagram

IOUT=20mA

OUT pin leak current VC=15V

8 10 12 mA

2.5 V

2.5 V

0.398 0.410 0.422

1.989 2.050 2.112

-1.0

µA

0.388 0.400 0.412

1.804 1.860 1.916

1.0 2.0 V

1.0 µA

C1 tdC1

Voltage detect delay time Recharge time@C1= 2.2µ F 0.88 1.20 1.52

s

tdBDET1 Connect detect time 1 4.1V output time C2= 2.2µ F 0.95 1.30 1.63 s

tdBDET2 Connect detect time 2 2.55V output timeC2= 2.2µ F

88 120 152 ms

C2 tdIDET

Current detect delay time C2= 2.2µF

0.95 1.30 1.65 s

tdILED

LED switching delay time C2= 2.2µF

1.8 2.5 3.2 s

tdchg

Discharge time

C2= 2.2µF(After current detect) 30 90

ms

C3 tdC3

Temperature

detect delay time

C3= 0.1µF

36 50 64 ms

(3/5)

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