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MM1291

Features: ` Current consumption (during overcharging)VCC=4.5V VCC pin 40A typ. VIN pin 3A typ.` Current consumption (normal)VCC=3.5V VCC pin 7A typ.VIN pin 2A typ.` Current consumption (during excess discharge)VCC=1.9V 0.7A typ.` Consumption current (during excess discharge)VCC=1.0V 0.17A max.` Ov...

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SeekIC No. : 004422580 Detail

MM1291: Features: ` Current consumption (during overcharging)VCC=4.5V VCC pin 40A typ. VIN pin 3A typ.` Current consumption (normal)VCC=3.5V VCC pin 7A typ.VIN pin 2A typ.` Current consumption (during exces...

MM1291 Data Sheet

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Part Number:
MM1291
Supply Ability:
5000

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  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

` Current consumption (during overcharging)                  VCC=4.5V        VCC pin 40A typ.           VIN pin 3A typ.
` Current consumption (normal)                                       VCC=3.5V        VCC pin 7A typ.             VIN pin 2A typ.
` Current consumption (during excess discharge)            VCC=1.9V        0.7A typ.
` Consumption current (during excess discharge)            VCC=1.0V        0.17A max.
` Overcharge detection voltage (Ta=-20°C~+70°C)                              A 4.35V±50mV
                                                                                                                   B 4.25V±50mV
                                                                                                                   C 4.10V±50mV
` Overcharge detection hysteresis                                                            A 200mV typ.
                                                                                                                   B 200mV typ.
                                                                                                                   C 27mV typ.
` Overcharge non-induction time                                      CTD=0.082F   1S typ.
` Excess discharge voltage 1                                            VCS=0V 2.6V    ±0.1V
` Excess discharge voltage 2                                            VCS=0.05V        2.4V±0.1V
` Excess discharge reset voltage                                                               2.9V±0.12V
` Excess discharge during non-induction                                                   10mS typ.
` Overcurrent detection voltage                                                                 A 100mV±10mV
                                                                                                                     B 100mV±10mV
                                                                                                                     C 150mV±15mV
` Reset after overcurrent detection                                                            load release
` Overcurrent detection non-induction time                                               10mS typ.




Application

· Cellular phones
· PHS
· MD
· others




Pinout

Connection Diagram


Specifications

Item

Symbol

Rating

Units

Storage temperature

TSTG

-40~+125

Operating temperature

TOPR

-20~+70

Power supply voltage

VCC

-0.3~+18

V

VCC-OC pin voltage

VOC

-18~0

V

CS pin voltage

VCS

-0.6~VCC

V

Allowable loss

PD

300

mV


* The CS pin will not cause abnormal operation when connected to protection resistor RCS (=4.7k½)




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