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BQ2057CSNTR

BQ2057CSNTR

BQ2057CSNTR

Texas Instruments

Constant - Programmable BQ2057 8-SOIC (0.154, 3.90mm Width) Tape & Reel (TR) 5V 2A 8 Terminals 8 Pin

SOT-23

BQ2057CSNTR Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Factory Lead Time 6 Weeks
Contact PlatingGold
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface MountYES
Number of Pins 8
Weight 75.891673mg
Operating Temperature-20°C~70°C TA
PackagingTape & Reel (TR)
JESD-609 Code e4
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Subcategory Power Management Circuits
Technology CMOS
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Base Part Number BQ2057
Pin Count8
Output Voltage 4.2V
Number of Channels 1
Max Supply Voltage15V
Min Supply Voltage4.5V
Analog IC - Other Type POWER SUPPLY SUPPORT CIRCUIT
Output Current2A
Adjustable Threshold YES
Min Input Voltage 4.5V
Supply Current-Max (Isup) 4mA
Nominal Input Voltage15V
Battery ChemistryLithium Ion/Polymer
Number of Cells 1
Programmable FeaturesCurrent
Current - Charging Constant - Programmable
Height 1.75mm
Length 4.9mm
Width 3.91mm
Thickness 1.58mm
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:2329 items

Pricing & Ordering

QuantityUnit PriceExt. Price

BQ2057CSNTR Product Details

BQ2057CSNTR Overview


It comes in the package of a Tape & Reel (TR). For convenience, it is included in the 8-SOIC (0.154, 3.90mm Width) package.Surface Mount is the mounting type of the device.The temperature should be set to -20°C~70°C TA to ensure reliable performance.An analog IC of POWER SUPPLY SUPPORT CIRCUIT is used in this device.To charge the device, Constant - Programmable current is required.Based on the base part number BQ2057, its related parts can be identified.It has 8 terminations.The device has a total of 8 pins.There are several programmable features, such as Current.In order to operate it, it has 8 pins.Currently, there are 1 channels available.Batteries with 5V should be able to power it.The device can withstand a supply voltage of 15V.It is possible to achieve high efficiency by using an output voltage of 4.2V.A 2A output current is used for operation.Devices in this category are classified as Power Management Circuits.This device can work at as low a voltage as possible, such as 4.5V.It is set to 4mA for Vsup (maximum supply voltage).There is a minimum input voltage of 4.5V volts.

BQ2057CSNTR Features


1 channels
Power Management Circuits subcategory
8-SOIC (0.154, 3.90mm Width) package


BQ2057CSNTR Applications


There are a lot of Texas Instruments
BQ2057CSNTR Battery Chargers ICs applications.


  • Opportunity charge
  • Fast charge
  • Fleet management
  • Shop charger
  • Golf carts
  • Forklift
  • Pallet jacks
  • Personnel carriers
  • Maintenance shops
  • Rental fleets

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