MP2607DL-LF-P Datasheet MP2607DL-LF-P, MP2607DL-LF-Z | P4-P6

MP2607 – LI-ION CHARGER WITH POWER PATH MANAGEMENT

MP2607 Rev. 1.03 www.MonolithicPower.com 4

5/18/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

ELECTRICAL CHARACTERISTICS

(5)

(continued)

V

IN

= 5.5V, V

BATT

= 3.5V, V

CEB

= GND, T

A

= 25°C, unless otherwise noted.

Paramete

r

Symbol Condition Min Typ Max Units

Supply Current at Input I

IN

CEB

= GND, I

CHG

= 0A, I

SYS

= 0A,

V

BATT

=4.5V , V

IN

= 5.5V, MODE = 5V

420

µA

CEB

= GND, I

CHG

= 0A, I

SYS

= 0A,

V

BATT

=4.5V, V

IN

= 5.5V, MODE = GND

400

CEB

= 5V, I

CHG

= 0A, I

SYS

= 0A,

V

BATT

=4.5V, V

IN

= 5.5V

120 µA

CEB

= 5V, I

CHG

= 0A, I

SYS

= 0A,

V

BATT

=4.5V, V

IN

= 12V

1.4 mA

Supply Current at BATT

Input

I

BATT

CEB

= GND,

I

SYS

=0A

V

IN

=5.5V

,

V

BATT

=4.5V

125

µA

V

IN

= 4V, V

BATT

=4.5V

25 35

CEB

= 5V, I

SYS

= 0A, V

BATT

=3.5V

20 30

BATT Input to SYS Switch

On Resistance

R

ON_BSW

V

IN

=GND, V

BATT

=3.5V, I

SYS

=100mA 50 80 m

BATT Input to SYS Switch

On Voltage Drop

V

D_BSW

V

BATT

=3.5V, I

SYS

=600mA,

V

IN

=5V (Battery supplement mode),

CEB

= GND, MODE = GND

40 100 160 mV

BATT to SYS Short

Protection Current

I

BATT_MAX

V

BATT

=3.5V, V

SYS

=GND,

CEB

=5V

(guaranteed by design)

300 mA

BATT to SYS Switch

Leakage

V

BATT

=2.3V, V

IN

=V

SYS

=GND,

CEB

=5V

1 µA

SYS Reverse to BATT

Switch Leakage

V

SYS

=5V, V

IN

=V

BATT

=GND,

CEB

=5V

1 µA

Charge

r

Battery Voltage Regulation V

BATT

T = +25°C, I

BATT

= 0 4.179 4.20 4.221

V

T = 0°C to +50°C, I

BATT

= 0 4.168 4.20 4.232

T = –5°C to +75°C, I

BATT

= 0 4.158 4.20 4.242

IN to BATT Switch On

Resistance

R

ON_BATT

V

IN

=4.3V, V

BATT

=4.165V, I

CHG

=1A

200 400 m

Constant Current

Regulation for Charging

I

CHG

V

IN

= 5V, V

BATT

= 3.5V, MODE = 5V

R

CHG

= 2.263k

880 1000 1120 mA

V

IN

= 5V, V

BATT

= 3.5V, MODE = GND

R

CHG

= 7.6k

210 300 390 mA

Programmable Charge

Current

I

CHG

V

IN

= 5V, V

BATT

= 3.5V, MODE = 5V

1.5

(5)

A

MP2607 – LI-ION CHARGER WITH POWER PATH MANAGEMENT

MP2607 Rev. 1.03 www.MonolithicPower.com 5

5/18/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

ELECTRICAL CHARACTERISTICS

(5)

(continued)

V

IN

= 5.5V, V

BATT

= 3.5V, V

CEB

= GND, T

A

= 25°C, unless otherwise noted.

Paramete

r

Symbol Condition Min Typ Max Units

Charging current Thermal

Fold-back Threshold

105 120 135 °C

Constant Current Variation

for Charging

I

CHG

V

SYS

= 5V, V

BATT

= 3.5V

1.5k < R

CHG

< 7.6k

-12 12

%I

CHG

7.6k < R

CHG

< 22k -30 30

Trickle Charge Current

(

7

)

I

TRKL

V

BATT

= 2.0V, R

CHG

= 2.263k 5 8.5 12

%I

CHG

End of Charge (EOC)

current threshold

(8)

I

EOC

R

CHG

= 2.263k (1A I

CHG

) 7 10 13

%I

CHG

R

CHG

= 22.6k (100mA Ichg) 9 15 25 mA

Voltage at ICHSET pin

V

ICHSET

1.5k < R

CHG

< 4.5k

R

CHG

*I

C

HG

/201

6

R

CHG

*I

C

HG

/180

0

R

CHG

*I

C

HG

/158

4

V

Trickle Threshold Voltage V

TH TRKL

V

BATT

Rising

2.7 2.8 2.9 V

Trickle Voltage Hysteresis 190 mV

Auto Re-charge Fall

Threshold

V

RECHG

V

BATT

Falling

3.95 4.05 4.15 V

CEB

Threshold

Logic Low 0.3 V

CEB

Threshold

Logic High 2 V

CEB

pin Pull-up Resistor

1 M

STAT1

,

STAT2

Sink

Current

Pin Voltage = 0.3V 8 mA

Battery Reverse Current to

IN pin

IN pin grounded, V

BATT

= 4.3V

1 µA

Timer for Charging

τ

TMR_F

C

TMR

=1µF, R

CHG

=2.263k (1A I

CHG

) 1.1 Hour

C

TMR

=1µF, R

CHG

=22.6k (100mA

I

CHG

)

8.4 Hour

Timer Count

C

TMR F

2

17

C

TMR T

2

15

Timer Accuracy

R

CHG

=2.263k (1A I

CHG

)

-20 20 %

R

CHG

=22.6k (100mA I

CHG

)

-40 40 %

NTC pin Output Current I

NTC

CEB

= GND

-100 0 100 nA

Temperature Fault

Threshold Voltage

V

TH LT

Ambient Temp = 0°C 58 60 62 %V

IN

V

TH HT

Ambient Temp = 50°C 28 30 32 %V

IN

Notes:

5) Min. VIN is determined by internal UVLO and relative to BATT voltage

6) High Charge current make MP2607 get into thermal fold-back and charge current will drop down.

7) I

CHG

is the target preprogrammed charge current (Die temperature below 110°C), i.e. typical value of I

CHG

.

8) I

EOC

is the target preprogrammed battery full current threshold, i.e. typical value of I

EOC

.

MP2607 – LI-ION CHARGER WITH POWER PATH MANAGEMENT

MP2607 Rev. 1.03 www.MonolithicPower.com 6

5/18/2015 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

PIN FUNCTIONS

Pin # Name I/O Description

1, 2 BATT I/O Connected to battery

3 MODE I Input select for AC adapter or USB port

4 ICHSET O Connected to an external resistor to set charging current ICHG

5 TMR I

Program pin to set timer for the charger with an external capacitor; 470nF

equivalents to 1 hour if R

CHG

is 4.2k

6

CEB

I

Enable pin for MP2607.

CEB

high (>2V) disables IN (AC or USB) regulation path

and charger, the system is supplied only from battery

7 GND Power Ground

8 NTC O Battery temperature sense pin, connected to the thermistor of battery pack

9

STAT2

O

Charging status indication pin: 1. charging; 2. end of charge; 3. charge suspend;

4. Fault

10

STAT1

O

11, 12 IN Power Input for AC adapter or USB port

13, 14 SYS Power System power supply.

MP2607DL-LF-P

MP2607DL-LF-P

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