EUP8084-42-18JIR1 datasheet(9/23 Pages) EUTECH

Part #	EUP8084-42-18JIR1

Description	Complete Linear Battery Charger with Integrated Buck Converter and LDO

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Manufacturer	EUTECH [Eutech Microelectronics Inc]

Direct Link	http://www.eutechmicro.com

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9 / 23 page

EUP8084

DS8084 Ver1.0 Apr. 2008

9

Typical Operating Characteristics-Battery Charge

4.0

4.5

5.0

5.5

6.0

3.90

3.95

4.00

4.05

4.10

4.15

4.20

4.25

Battery Regulation (Float) Voltage vs Supply Voltage

INPUT VOLTAGE(V)

0

25

50

75

100

125

150

175

200

0.0

0.2

0.4

0.6

0.8

1.0

R

ISET

= 2k

ISET Pin Voltages vs Charge Current

CHARGE CURRENT (mA)

0

50

100

150

200

4.13

4.14

4.15

4.16

4.17

4.18

4.19

4.20

4.21

R

ISET

= 2k

Battery Regulation (Float) Voltage vs Charge Current

CHARGE CURRENT (mA)

-40

-20

0

20

406080

4.160

4.165

4.170

4.175

4.180

4.185

4.190

4.195

4.200

4.205

4.210

Battery Regulation(Float) Voltage vs Temperature

TEMPERATURE (

oC)

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

-50

0

50

100

150

200

250

VBAT RISING

PRECONDITIONING CHARGE

R

ISET

= 2k

Charge Current vs Battery Current

BATTERY VOLTAGE (V)

-25

0

25

50

75

100

125

0

50

100

150

200

250

THERMAL CONTROL

LOOP IN OPERATION

ADP= 6V

VBAT = 3V

R

ISET

=2k

Charge Current vs Temperature

with Thermal Regulation(Constant-Current Mode)

TEMPERATURE (

oC)

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EUP8084-42-18JIR1 Datasheet(PDF) 9 Page - Eutech Microelectronics Inc

EUP8084-42-18JIR1 Datasheet(HTML) 9 Page - Eutech Microelectronics Inc

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