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MP2639A Datasheet(PDF) 11 Page - Monolithic Power Systems

Part # MP2639A
Description  2-Cell Li-Ion or Li-Polymer Switching Charger Compatible with 5V Input and Integrated, Bidirectional Charge/Discharge
PDF  35 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2639A Datasheet(HTML) 11 Page - Monolithic Power Systems

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MP2639A
– SWITCH-MODE BATTERY CHARGER W/ BIDIRECTIONAL OPERATION
MP2639A Rev. 1.0
www.MonolithicPower.com
11
6/6/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
VIN = VL = 5V, VBATT = VH = 7.4V, CVL = CVH = 22µF, L1 = 2.2µH, CTMR = 0.1µF, R1 = 76.8kΩ, R2 =
24.3kΩ, R3 = 27.4kΩ, R4 = 10kΩ, battery simulator, unless otherwise noted.
Power On,
TC Charge Mode
VBATT = 4.0V, RILIM = 73.2kΩ,
RISET = 86.6kΩ
Power On,
CC Charge Mode
VBATT = 6.6V, RILIM = 73.2kΩ,
RISET = 86.6kΩ
Power Off,
CC Charge Mode
VBATT = 6.6V, RILIM = 73.2kΩ,
RISET = 86.6kΩ
CH2: VBATT
2V/div.
CH1: VIN
2V/div.
CH4: IL
500mA/div.
CH3: VSW
2V/div.
CH2: VBATT
2V/div.
CH1: VIN
2V/div.
CH4: IL
1A/div.
CH3: VSW
5V/div.
CH2: VBATT
2V/div.
CH1: VIN
2V/div.
CH4: IL
1A/div.
CH3: VSW
5V/div.
2ms/div.
2ms/div.
40ms/div.
Input Current Limit
VIN = 5.0V, RILIM = 75kΩ,
RISET = 100kΩ
Input Voltage
Regulation
VIN = 5.0V/4A, VIN_REG = 4.49V
Mode On, CC Mode
VBATT = 6.6V, RILIM = 73.2kΩ,
RISET = 86.6kΩ
CH2: VBATT
2V/div.
CH1: VIN
2V/div.
CH4: IIN
1A/div.
CH3: IBATT
1A/div.
CH1: VBATT
2V/div.
CH4: IIN
1A/div.
CH3: IBATT
1A/div.
CH2: VIN
200mV/div.
CH3: VBATT
2V/div.
CH1: VMODE
2V/div.
CH2: VSW
5V/div.
CH4: IBATT
2A/div.
2s/div.
2s/div.
Mode Off, CC Mode
VBATT = 6.6V, RILIM = 73.2kΩ,
RISET = 86.6kΩ
Mode On, CV Mode
VBATT = 8.4V, RILIM = 73.2kΩ,
RISET = 86.6kΩ
CH3: VBATT
2V/div.
CH1: VMODE
2V/div.
CH2: VSW
2V/div.
CH4: IBATT
2A/div.
CH3: VBATT
2V/div.
CH1: VMODE
2V/div.
CH2: VSW
5V/div.
CH4: IBATT
1A/div.
400µs/div.
400µs/div.



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