• BQ25703ARSNR WQFN-32
BQ25703ARSNR WQFN-32

BQ25703ARSNR

Switching Battery Charger Lead-Acid/Li-FePO4/Li-Ion/Li-Pol/NiCd/NiMH/Supercapacitor 8128mA 1.024V to 19.2V 32-Pin WQFN EP T/R

Quantity Unit Price(USD) Ext. Price
1 $0.768 $0.77
10 $0.625 $6.25
30 $0.554 $16.62
100 $0.486 $48.60
500 $0.452 $226.00
1000 $0.429 $429.00

Inventory:9,873

*The price is for reference only.
  • 90-day after-sales guarantee
  • 365 Days Quality Guarantee
  • Genuine Product Guarantee
  • 7*24 hours service quarantee

Quick Inquiry

Please submit RFQ for BQ25703ARSNR or email to us: Email: [email protected], we will contact you in 12 hours.

Overview of BQ25703ARSNR

The BQ25703ARSNR is a cutting-edge synchronous NVDC battery buck-boost charge controller that offers a high-efficiency solution for a variety of battery charging applications. With its low component count and space-saving design, this controller is ideal for systems where space is limited and multiple battery chemistries need to be supported

BQ25703ARSNR

Key Features

  • Charge 1- to 4-Cell Battery From Wide Range of Input Sources
    • 3.5-V to 24-V Input Operating Voltage
    • Supports USB2.0, USB 3.0, USB 3.1 (Type C), and USB_PD Input Current Settings
    • Seamless Transition Between Buck and Boost Operation
    • Input Current and Voltage Regulation (IDPM and VDPM) Against Source Overload
  • Power/Current Monitor for CPU Throttling
    • Comprehensive PROCHOT Profile, IMVP8 Compliant
    • Input and Battery Current Monitor
    • System Power Monitor, IMVP8 Compliant
  • Narrow-VDC (NVDC) Power Path Management
    • Instant-On With No Battery or Deeply Discharged Battery
    • Battery Supplements System When Adapter is Fully-Loaded
  • Power Up USB Port From Battery (USB OTG)
    • Output 4.48-V to 20.8-V Compatible With USB PD
    • Output Current Limit up to 6.35 A
  • 800-kHz or 1.2-MHz Programmable Switching Frequency for 1-µH to 3.3-µH Inductor
  • Host Control Interface for Flexible System Configuration
    • I2C (bq25703A) Port for Optimal System Performance and Status Reporting
    • Hardware Pin to Set Input Current Limit Without EC Control
  • Integrated ADC to Monitor Voltage, Current and Power
  • High Accuracy Regulation and Monitor
    • ±0.5% Charge Voltage Regulation
    • ±2% Input/Charge Current Regulation
    • ±2% Input/Charge Current Monitor
    • ±5% Power Monitor
  • Safety
    • Thermal Shutdown
    • Input, System, Battery Overvoltage Protection
    • MOSFET Inductor Overcurrent Protection
  • Low Battery Quiescent Current
  • Input Current Optimizer (ICO) to Extract Max Input Power
  • Charge Any Battery Chemistry: Li+, LiFePO4, NiCd, NiMH, Lead Acid
  • Package: 32-Pin 4 × 4 WQFN

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of series cells 1, 2, 3, 4 Charge current (max) (A) 8.128
Vin (max) (V) 24 Cell chemistry Lead Acid, Li-Ion/Li-Polymer, Lithium Phosphate/LiFePO4, NiCd, NiMH, SuperCap
Battery charge voltage (min) (V) 1.024 Battery charge voltage (max) (V) 19.2
Absolute max Vin (max) (V) 30 Control topology Switch-Mode Buck-boost
Control interface I2C Features IC thermal regulation, ICO (Input Current Optimization), IINDPM (Input current limit), Input OVP, Integrated ADC, Power Path, Solar input/MPPT, USB C/PD compatible, USB OTG integrated, VINDPM (Input voltage threshold to maximize adaptor power)
Vin (min) (V) 3.5 Rating Catalog
Operating temperature range (°C) -40 to 85

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package

    Shipping:For example, FedEx, SF, UPS, or DHL.UPS, or DHL.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment

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    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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