Renesas Electronics Corporation

ISL9237 VDC Battery Charger

Renesas offers their buck-boost narrow VDC battery charger with SMBus interface and USB OTG

Image of Renesas ISL9237 VDC Battery ChargerThe ISL9237 is a buck-boost narrow output voltage DC (NVDC) charger utilizing Renesas' advanced R3™ technology to provide high light-load efficiency, fast transient response, and seamless DCM / CCM transitions for a variety of mobile and industrial applications.

Features and Benefits
  • Buck-boost NVDC charger for 1-, 2-, or 3-cell Li-ion batteries
  • Input voltage range: 3.2 V to 23.4 V (no dead zone)
  • System output voltage: 2.4 V to 13.824 V
  • System power monitor PSYS output, IMVP-8 compliant
  • Up to 1 MHz switching frequency
  • Adapter current monitor (AMON)
  • Battery discharging current monitor (BMON)
  • PROCHOT# open-drain output, IMVP-8 compliant
  • Optional ASGATE FET control
  • LDO output for charger VDD 
  • Allows trickle charging of depleted battery
  • Ideal diode control in Turbo mode
  • Supports OTG function for 2- and 3-cell batteries
  • SMBus and auto-increment I2C compatible
  • Two-level adapter current limit available
  • Pb-free (RoHS compliant)
  • Package 4 x 4 32 Ld QFN
Applications
  • Mobile devices with rechargeable batteries
  • Industrial devices with rechargeable batteries

ISL9237 VDC Battery Charger

תמונהמק"ט יצרןתיאורסוג ההרכבהכמות זמינהמחירהצגת הפרטים
IC BATT CHG LI-ION 1-3CELL 32QFNISL9237HRZ-T7AIC BATT CHG LI-ION 1-3CELL 32QFNהרכבה משטחיתמיידית - 31$29.72הצגת הפרטים

Evaluation Board

תמונהמק"ט יצרןתיאורפונקציהכמות זמינהמחירהצגת הפרטים
EVAL BOARD FOR ISL9237ISL9237EVAL2ZEVAL BOARD FOR ISL9237מטען סוללהמיידית - 1$797.94הצגת הפרטים
2016-07-13 תאריך הפרסום

Related Product Training Modules

ISL9237 and ISL9238 Buck-Boost Battery Charger Solutions Provide numerous hardware and programmable features, all at very high efficiencies.