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MP26075EQ-41-LF-P

P1-P3P4-P6P7-P9P10-P12
MP26075 – HIGH EFFICIENCY CRADLE CHARGER
MP26075 Rev. 1.01 www.MonolithicPower.com 10
5/23/2011 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
Table 2— Charge Status Indication
LED-R LED-G Status
High High Fault/toggle
Low High Normal charge
High Low End of charge
Compensation
COM pin is used to compensation Vin control
loop. Connect a Resistor and a capacitor
between COM pin and CTL pin to keep system’s
stability. 100nF capacitor and several kilo-ohms
resistor are recommended. And for specific
design, please refer to application information of
the primacy flyback controller.
VCC
0V
5V
BATT+0.5V
VBATT
Recharge
Trickle
charge
detection
CC charge
detection
2.0V
3.0V
Battery regulation
voltage
CV charge
detection
0A
ON OFF
ON
OFF
LED-R
LED-G
ON
OFF
Fast Charge
Trickle
Charge
Pre-
Charge
IBATT
1mA
10%Ichg
Ichg
10%Ichg
Figure 3— Typical Charge Profile
MP26075 – HIGH EFFICIENCY CRADLE CHARGER
MP26075 Rev. 1.01 www.MonolithicPower.com 11
5/23/2011 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
Fault Indication
Charger off
Adapter OK?
VIN_UVLO<VIN<VIN_OVP
Start
Battery OK?
NTC connection
YES
NO
NO
Timer Out?
Charge Mode?
V
BAT
>=V
BAT_TC
?
V
BAT
<V
BAT_TC
V
BAT_CC
=<V
BAT
<V
BAT_CV
YES
V
BAT_ TC
=<V
BAT
<V
BAT_CC
V
BAT
>=V
BAT_CC
?I
CHG
<I
BF
Battery Full ?
YES
Charge On,
LED-R on &
LED-G off
Finish charging
LED-R off& LED-G on
VIN=5V
CC-charge
VIN=BATT+0.5V
TC-Charge
VIN=5V
Pre-Charge
VIN=5V
NO
V
BAT
<V
BAT_RECHG
?
YES
NO
NO
NO
Normal Operation
CV-charge
VIN=BATT+0.5V
V
BAT
>=V
BAT_CV
?
YES
NO
V
BAT
>=V
BAT_CV
YES
NO
Timer Out?
NO
YES
YES
Any Protection
?
NO
Whole charge
Timer Out?
YES
NO
YES
NTC Fault?
YES
Charge Suspend
NTC OK?
Thermal
Protection
YES
YES
Charger Recovery
Fold back charge
current
Fault Protection
NO
Charge Termination
Float LED-R and
LED-G
YES
NO
NO
Figure 4— Normal Charge Operation and Fault Protection Flow Chart
MP26075 – HIGH EFFICIENCY CRADLE CHARGER
NOTICE: The information in this document is subject to change without notice. Users should warrant and guarantee that third
party Intellectual Property rights are not infringed upon when integrating MPS products into any application. MPS will not
assume any legal responsibility for any said applications.
MP26075 Rev. 1.01 www.MonolithicPower.com 12
5/23/2011 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
PACKAGE INFORMATION
QFN10 (3 X 3 mm)
SIDE VIEW
TOP VIEW
110
6
5
BOTTOM VIEW
2.90
3.10
1.45
1.75
2.90
3.10
2.25
2.55
0.50
BSC
0.18
0.30
0.80
1.00
0.00
0.05
0.20 REF
PIN 1 ID
MARKING
1.70
0.50
0.25
RECOMMENDED LAND PATTERN
2.90
NOTE:
1) ALL DIMENSIONS ARE IN MILLIMETERS.
2) EXPOSED PADDLE SIZE DOES NOT INCLUDE MOLD FLASH.
3) LEAD COPLANARITY SHALL BE 0.10 MILLIMETER MAX.
4) DRAWING CONFORMS TO JEDEC MO-229, VARIATION VEED-5.
5) DRAWING IS NOT TO SCALE.
PIN 1 ID
SEE DETAIL A
2.50
0.70
PIN 1 ID OPTION B
R0.20 TYP.
PIN 1 ID OPTION A
R0.20 TYP.
DETAIL A
0.30
0.50
PIN 1 ID
INDEX AREA
P1-P3P4-P6P7-P9P10-P12

MP26075EQ-41-LF-P

Mfr. #:
Buy MP26075EQ-41-LF-P
Manufacturer:
Monolithic Power Systems (MPS)
Description:
Battery Management 1A Cradle Charger w/ 4.1V Batt Voltage
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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