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ADI LT3650EMSE-4.2#TRPBF product image
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ADI LT3650EMSE-4.2#TRPBF

Manufacturer
MPN
LT3650EMSE-4.2#TRPBF
LCSC Part #
C671067
Packaging
MSOP-12-EP-0.65mm
Customer #
Key Attributes
4.75V~32V 1 2A MSOP-12-EP-0.65mm Battery Chargers RoHS
Datasheetpdf iconADI LT3650EMSE-4.2#TRPBF
RoHS Compliance1 documents available
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QtyUnit Price(Reference Only)Total Amount
1+$ 5.166$ 5.17
200+$ 2.0004$ 400.08
500+$ 1.9294$ 964.70
1,000+$ 1.8954$ 1895.40
Standard Packaging2500/Full Reel
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Battery Chargers
ManufacturerADI
PackagingMSOP-12-EP-0.65mm
End-Off Voltage-
FeaturesConstant current charging;Constant voltage charging;Trickle charging;Automatic recharge;Charge termination;Programmable charging current;Battery temperature monitoring;Soft-start
Voltage - Supply4.75V~32V
Type of Battery-
The Chip Type-
Number of Cells1
Charge Current - Max2A
Charging Saturation Voltage4.2V

Introduction

AI Translation

The LT3650 is a complete monolithic single- cell Li- Ion/ Polymer battery charger that operates over a 4.75V to 32V input voltage range (7.5V minimum start- up voltage). The LT3650 provides a constant- current/constant- voltage charge characteristic, with maximum charge current externally programmable up to 2A, set using an external current sense resistor. A precondition feature trickle- charges a low voltage battery, and bad- battery detection provides a signal and suspends charging if a battery does not respond to preconditioning. The LT3650 can be configured to terminate charging when charge current falls to C/10, or one- tenth the programmed maximum current. Once charging is terminated, the LT3650 enters a low current (85μA) standby mode. An auto- restart feature starts a new charging cycle if the battery voltage drops 2.5% from the float voltage, or if a new battery is inserted into a charging system. The LT3650 contains a user- programmable internal safety timer (typically set to a three hour full cycle time). The IC can be configured to use this internal timer if a time- based termination scheme is desired in which charging can continue below C/10 until a desired time is reached. The LT3650 is available in a low profile (0.75mm) 3mm × 3mm 12- pin DFN and 12- pin MSOP packages.

Features

AI Translation
  • Wide Input Voltage Range: 4.75V to 32V (40V Absolute Maximum)
  • Programmable Charge Current Up to 2A
  • User-Selectable Termination: C/10 or Onboard Termination Timer
  • Dynamic Charge Rate Programming/Soft-Start Pin
  • Programmable Input Current Limit
  • No VIN Blocking Diode Required
  • 1MHz Fixed Frequency
  • Average Current Mode Control
  • 0.5% Float Voltage Accuracy
  • 5% Charge Current Accuracy
  • 2.5% C/10 Detection Accuracy
  • NTC Resistor Temperature Monitor
  • Auto-Recharge at 97.5% Float Voltage
  • Auto-Precondition at < 70% Float Voltage
  • Bad-Battery Detection with Auto-Reset
  • Binary Coded Open-Collector Status Pins
  • 3mm × 3mm DFN-12 or MSOP-12 Package

Applications

AI Translation
  • Industrial Handheld Instruments
  • 12V to 24V Automotive and Heavy Equipment
  • Desktop Cradle Chargers
  • Notebook Computers