Datasheet BQ2057CSN - Benchmarq PROG BATTERY CHARGER, 2057, SOIC8 — 数据表

Benchmarq BQ2057CSN

Part Number: BQ2057CSN

详细说明

Manufacturer: Benchmarq

Description: PROG BATTERY CHARGER, 2057, SOIC8

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Docket:
bq2057, bq2057C bq2057T, bq2057W
SLUS025F - MAY 2001 - REVISED JULY 2002
ADVANCED LINEAR CHARGE MANAGEMENT IC FOR SINGLE AND TWO CELL LITHIUM ION AND LITHIUM POLYMER
FEATURES D Ideal for Single (4.1 V or 4.2 V) and Dual-Cell D D D D D D D D D D D D D
(8.2 V or 8.4 V) Li-Ion or Li-Pol Packs Requires Small Number of External Components 0.3 V Dropout Voltage for Minimizing Heat Dissipation Better Than ±1% Voltage Regulation Accuracy With Preset Voltages AutoCompt Dynamic Compensation of Battery Pack's Internal Impedance to Reduce Charge Time Optional Cell-Temperature Monitoring Before and During Charge Integrated Voltage and Current Regulation With Programmable Charge-Current and Highor Low-Side Current Sensing Integrated Cell Conditioning for Reviving Deeply Discharged Cells and Minimizing Heat Dissipation During Initial Stage Of Charge Charge Status Output for Single or Dual Led or Host Processor Interface Automatic Battery-Recharge Feature Charge Termination by Minimum Current Automa

Specifications:

  • Base Number: 2057
  • Battery Charge Voltage: 4.2 V
  • Battery IC Case Style: SOIC
  • Battery Management Function: Charger, Status Monitor
  • Battery Type: Li-Ion / Li-Polymer
  • Charge Current Max: 2 A
  • IC Generic Number: 2057
  • Input Voltage Max: 15 V
  • Input Voltage: 15 V
  • Mounting Type: SMD
  • Number of Pins: 8
  • Number of Series Cells: 1
  • Operating Temperature Range: -20°C to +70°C
  • Output Current Max: 10 mA
  • Output Voltage Max: 4.242 V
  • Output Voltage: 4.2 V
  • Package / Case: SOIC
  • Power Supply IC Type: Battery charger
  • Supply Voltage Range: 4.5 V to 15 V

RoHS: Yes

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