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M62244FP

Features: • Available for 4.2V battery• Built-in high precision ref. voltage (charge voltage) 4.2V ± 30mV• Available for constant current and constant voltage charge• Built-in protection function for charge prohibition of over-discharged battery• Built-in protection f...

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SeekIC No. : 004406509 Detail

M62244FP: Features: • Available for 4.2V battery• Built-in high precision ref. voltage (charge voltage) 4.2V ± 30mV• Available for constant current and constant voltage charge• Built-i...

M62244FP Data Sheet

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Part Number:
M62244FP
Supply Ability:
5000

Price Break

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

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Upload time: 2024/11/27

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Product Details

Description



Features:

• Available for 4.2V battery
• Built-in high precision ref. voltage (charge voltage) 4.2V ± 30mV
• Available for constant current and constant voltage charge
• Built-in protection function for charge prohibition of over-discharged battery
• Built-in protection function for charge prohibition of high and low temperature battery
• Built-in trickle charge function
• Charge condition displayed by 2 system LEDs
• Built-in delay circuit for chattering prevention
• Built-in charge OFF function when adaptor is pulled out
• Built-in charge OFF function when adaptor voltage goes down
• Charge ON/OFF available by external control
• Built-in 3 kind of timer (externally variable)
   ----Initial setting timer : about 5 min.
   ----Recharge timer : about a hour
----Charge timer : about 4 hour
• Built-in LED blinking function when abnormal


Application

Li-ion battery charger


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Conditions
Ratings
Units
Remarks
Max. applied voltage
Vmax
  
7.0
V
  
CTRL pin: drive current
Ictrl
  
30
mA
  
LED drive current
Iled
  
20
mA
  
Vcvref pin: output current
Icvref
  
-5
mA
  
Allowable dissipation
Pd
Ta=25°C
800
mW
 When mounted on a single-layered board
(70 mm * 70 mm * 1.6 mm) (natural
convection condition)
Thermal derating
K
Ta>25°C
-8
mW/°C
Operating temperature range
Topr
  
-20to85
 
Storage temperature range
Tstg
  
-40to125
 



Description

M62244FP is a semiconductor integrated circuit designed as Li-ion battery charge control IC.
Built-in constant current and constant voltage circuit allows for charging Li-ion battery.


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