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Part Name(s) : M62253FP Mitsubishi
MITSUBISHI ELECTRIC
Description : LITHIUM ION Battery Charger CONTROL IC View

GENERAL DESCRIPTION
The M62253FP is a charge controller designed for charging lithium ion batteries.
The IC has a current and voltage control circuit allowing the constant current/voltage charging to lithium ion batteries. A Charger system for lithium ion batteries can be easily designed by utilizing the IC`s following functions ;
    • charge disabling function for an over discharged Battery
    • charge control function by detecting the Battery temperature

FEATURES
• Constant current and voltage charging
• Charge disabling functions for an over discharged Battery and a high/low temperature Battery
• Recharging function
• 2 LED driving circuits to Indicate charging conditions
• Delay circuit to prevent chattering

APPLICATION
    Lithium ion Battery Charger for digital equipment

Part Name(s) : RT9501ACF RT9501BCF Richtek
Richtek Technology
Description : (RT9501A/B) Advanced Lithium-Ion Linear Battery Charger View

General Description
The RT9501 is a single Lithium-Ion or Lithium-Polymer cell linear Battery Charger which is designed for compact and cost-sensitive handheld devices. It combines charge status indication, charge termination, Battery temperature monitoring, and high accuracy current and voltage regulation in a MSOP-8 package.

Features
For Single Lithium-Ion or Lithium-Polymer Cell Battery Pack (4.1V or 4.2V)
A Few External Components are Required
Precharge, Constant Current, Constant Voltage Modes
Battery Temperature Monitor
Charge Status Indication
Automatic Battery Recharge
Charge Termination Detect
Auto Low Power Sleep Mode when VDD Power is Removed
MSOP-8 Package

Applications
Digital Cameras
PDAs
Cellular Phones
Information Appliance

Part Name(s) : RT9501A RT9501AGF RT9501APF RT9501B RT9501BGF RT9501BPF Richtek
Richtek Technology
Description : Advanced Lithium-Ion Linear Battery Charger View

General Description
The RT9501 is a single Lithium-Ion or Lithium-Polymer cell linear Battery Charger which is designed for compact and cost-sensitive handheld devices. It combines charge status indication, charge termination, Battery temperature monitoring, and high accuracy current and voltage regulation in a MSOP-8 package.

Features
For Single Lithium-Ion or Lithium-Polymer Cell Battery Pack (4.1V or 4.2V)
A Few External Components are Required
Precharge, Constant Current, Constant Voltage Modes
Battery Temperature Monitor
Charge Status Indication
Automatic Battery Recharge
Charge Termination Detect
Auto Low Power Sleep Mode when VDD Power is Removed
MSOP-8 Package
RoHS Compliant and 100% Lead (Pb)-Free

Applications
Digital Cameras
PDAs
Cellular Phones
Information Appliance

Part Name(s) : AAT3681 AAT3681-1 Analog-Technology
Analog Technology Inc
Description : USB Port or AC Adapter Lithium-Ion/Polymer Battery Charger View

General Description
The AAT3681 BatteryManager is an integrated single cell Lithium-Ion/polymer Battery Charger IC, designed to operate from a DC power source or USB port up to an input voltage of 7.5V. It requires just one external component. The AAT3681 precisely regulates Battery charge voltage and current for 4.2V (4.375V option) Lithium-Ion/polymer Battery cells. When charged from an AC adapter or USB port, the Battery charging current can be set by an external resistor up to 300mA.

Features
• USB or AC Adapter System Power Charger
▪ Programmable from 15mA to 300mA
• 4.0V ~ 7.5V Input Voltage Range
• High Level of Integration with Internal:
▪ Charging Device
▪ Reverse Blocking Diode
• Automatic Current Sensing
• Automatic Recharge Sequencing
• Full Battery Charge Auto Turn Off/Sleep Mode/Charge Termination
• Shutdown Current <1μA
• Automatic Trickle Charge for Battery Pre-Conditioning (AAT3681-1 is No Trickle Charge Option)
• Over-Voltage and Emergency Thermal Protection
• Power On Reset and Soft Start
• LED Status Pin
• 8-Pin 2.0x2.1mm SC70JW Package

Applications
• Bluetooth® Headsets
• DECT Headsets
• Digital Still Cameras
• MP3, Portable Music, and Portable Media Players
• Personal Data Assistants (PDAs)
• Wrist Watches
• Other Lithium-Ion/Polymer Battery-Powered Devices


Part Name(s) : RT9161B RT9161B-41CG RT9161B-41CX RT9161B-42CG RT9161B-42CX RT9161B-43CG RT9161B-43CX RT9161B-4ACG RT9161B-4ACX RT9161B-4BCG RT9161B-4BCX RT9161B-4CCG RT9161B-4CCX Richtek
Richtek Technology
Description : Simple Lithium-Ion Battery Charger View

General Description
The RT9161B is a single-cell Lithium-Ion Battery Charger. It includes an on-chip pass transistor for high precision charging. Featuring with ultrahigh precision (±1%), the RT9161B provides a very effective and low cost solution for charging lithium ion Battery.
Other features of the RT9161B are current limit and thermal shutdown protection. The output voltage of RT9161B is internally set and ranges from 4.10V to 4.35V, in 0.05V steps. The RT9161B comes in the
SOT-89 and SOT-223 packages.

Features
High Accuracy Charge Voltage: ±1%
6 Available Output Voltages
Low 450mV Dropout at 300mA
Wide Input Voltage Range
Thermal Shutdown and Current Limit Protection
SOT-89 and SOT-223
Low Ground Current 110µA

Applications
Li-Ion Battery Charger
Cellular Phones
Palmtop Computers
PDAs
Self Charging Battery Packs

Part Name(s) : MIC79050 MIC79050-4.2BS MIC79050-4.2BM MIC79050-4.2BMM MIC79050 MIC79050-4.2BS MIC79050-4.2YS MIC79050-4.2BM MIC79050-4.2YM MIC79050-4.2BMM MIC79050-4.2YMM Micrel
Micrel
Description : Simple Lithium-Ion Battery Charger View

General Description
The MIC79050 is a simple single-cell Lithium-Ion Battery Charger. It includes an on-chip pass transistor for high precision charging. Featuring ultrahigh precision (+0.75% over the Li-ion Battery charging temperature range) and “zero” off mode current, the MIC79050 provides a very simple, cost effective solution for charging Lithium-Ion Battery.

Features
• High accuracy charge voltage: ±0.75% over -5°C to + 60°C (Li-ion charging temperature range)
• “Zero” off-mode current
• 10µA reverse leakage
• Ultralow 380mV dropout at 500mA
• Wide input voltage range
• Logic controlled enable input (8-pin devices only)
• Thermal shutdown and current limit protection
• Power MSOP-8, Power SOP-8, and SOT-223
• Pulse charging capability

Applications
• Li-ion Battery Charger
• Celluar phones
• Palmtop computers
• PDAs
• Self charging Battery packs

Part Name(s) : 2YL6 ETC
Unspecified
Description : 2YL6 / Independent linear lithium Battery Charger / SOT23-5 Package View

The complete single-cell Lithium-Ion Battery Linear constant current charging IC. It uses minimal SOT-23-5 package, only low external element Pieces, so that it can truly apply to portable applications.
And, is specifically designed for USB power characteristics Meter. Meanwhile, also as an independent line Lithium-Ion Battery Charger.
 

Part Name(s) : AAT3689 AAT3689IWP-4.2-T1 AAT3689 AAT3689IWP-4.2-T1 ANALOGICTECH
Advanced Analogic Technologies
Description : 0.5A/1.0A USB Port/Adapter Lithium-Ion/Polymer Battery Charger View

General Description
The AAT3689 BatteryManager is a highly integrated single cell Lithium-Ion/polymer Battery Charger IC designed to operate with USB port and AC adapter inputs. It requires a minimum number of external components.

Features
• USB/AC Adapter System Power Charger
    ▪ USB: Programmable up to 500mA
    ▪ Adapter: Programmable up to 1.0A
• 4.0V to 5.5V Input Voltage Range
• Adapter Presence Automatically Disables USB Charging
• High Level of Integration With Internal:
    ▪ Charging Devices
    ▪ Reverse Blocking Diodes
    ▪ Current Sensing
• Automatic Recharge Sequencing
Battery Temperature Monitoring
• Full Battery Charge Auto Turn-Off
• Over-Current Protection
• Over-Voltage Protection
• Emergency Thermal Protection
• Power On Reset and Soft Start
• 12-Pin 3x3 TDFN Package

Applications
• Cellular Telephones
• Digital Still Cameras
• Hand-Held PCs
• MP3 Players
• Personal Data Assistants (PDAs)
• Other Lithium-Ion/Polymer Battery-Powered Devices

Part Name(s) : AAT3682 AAT3682ISN-4.2-T1 AAT
Advanced Analog Technology, Inc.
Description : Lithium-Ion/Polymer Linear Battery Charger View

General Description
The AAT3682 is a Lithium-Ion/polymer linear Battery Charger. It is designed for compact portable applications with a single-cell Battery. The AAT3682 precisely regulates Battery charge voltage and charge current, and offers an integrated pass device, minimizing the number of external components required.

Features
• VIN Range: 4.7V to 6.0V
• Low Quiescent Current, Typically 0.5mA
• 1% Accurate Preset Voltage
• Up to 1A of Charging Current
• Integrated Pass Device
Battery Temperature Monitoring
• Fast Trickle Charge Option
• Deep Discharge Cell Conditioning
• LED Charge Status Output or System Microcontroller Serial Interface
• Power-On Reset
• Lower Power Sleep Mode
• Status Outputs for LED or System Interface Indicates Charge and Fault Conditions
• Temperature Range: -20°C to +70°C
• 16-Pin QFN44 Package

Applications
• Cellular Telephones
• Digital Still Cameras
• Hand-Held PCs
• MP3 Players
• Personal Data Assistants (PDAs)

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