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MP2626 Datasheet(PDF) 6 Page - Monolithic Power Systems

Part # MP2626
Description  USB-Compliant Single Cell Li-ion Switching Charger with USB-OTG Boost
PDF  34 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2626 Datasheet(HTML) 6 Page - Monolithic Power Systems

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MP2626 – SINGLE CELL LI-ION SWITCHING CHARGER WITH USB OTG
MP2626 Rev. 1.0
www.MonolithicPower.com
6
2/28/2015
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2015 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
VIN = 5.0V, TA = 25°C, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Trickle-Charge Voltage
Threshold
VBATT_TC
Leave VB floating or connect
to high logic
2.860
2.960
3.060
V
Connect to VB to GND
2.970
3.070
3.170
Trickle-Charge Hysteresis
200
mV
Termination Charge Current
IBF
RS1=40mΩ, RISET=69.8kΩ
2.5%
10%
17.5%
ICC
Input-Voltage-Regulation
Reference
VREG
1.18
1.2
1.22
V
Boost Mode
IN Voltage Range
4.2
6
V
Feedback Voltage
1.18
1.2
1.22
V
Feedback Input Current
VFB=1V
200
nA
Boost Over-Voltage Protection
Threshold
VIN(OVP)
Threshold to turn off the
converter during boost mode
5.8
6
6.2
V
Boost Over-Voltage Protection
Threshold Hysteresis
VIN falling from VIN(OVP)
125
mV
Boost Quiescent Current
IIN = 0A, MODE = 5V
2.0
mA
Programmable Boost Output
Current Limit Accuracy
IOLIM
RS1 = 40mΩ, ROLIM = 100kΩ
0.896
1.120
1.344
A
Programmable Boost Output
Current
(5)
RS1 = 50mΩ, ROLIM=49.9kΩ
VBATT = 4.2V
1.52
A
Boost Over-Current Blanking
Time
(5)
τOUTOCBLK
120
µs
Boost Over-Current Recovery
Time
(5)
τOUTRECVR
1
ms
Weak-Battery Threshold
VBATT(LOW)
During Boost mode
2.5
V
Before Boost mode
2.9
3.05
V
Sleep Mode
Battery Leakage Current
ILEAKAGE
VBATT = 4.2V, VIN= 0V, MODE
= 0V
15
30
μA
Indication and Logic
ACOK
----------------
, CHG
------------
, BOOST
-------------------
pin
output low voltage
Sinking 1.5mA
400
mV
ACOK
----------------
, CHG
------------
, BOOST
-------------------
pin
leakage current
Connected to 5V
1
μA
NTC and Time-Out Fault
Blinking Frequency
(5)
fBLK
CTMR=0.1μF, ICHG=1A
13.7
Hz
EN Input Logic LOW Voltage
0.4
V
EN Input High Voltage
1.4
V
Mode Input Logic LOW Voltage
0.4
V
Mode Input Logic HIGH Voltage
1.4
V



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