BQ707 BQ 707 BQ24707 BQ 24707 Chipset Integrated Circuit IC

Description

Key Features

• Supports 1 to 4 series Li-ion/Li-polymer cells

• SMBus-controlled charge voltage, charge current, and input current regulation

• High-efficiency synchronous buck converter with integrated soft-start

• Programmable switching frequencies: 615 kHz, 750 kHz, 885 kHz

• Input voltage range: 4.5 V to 24 V (30 V absolute maximum)

• Charge voltage range: 1.024 V to 19.2 V

• Maximum charge current: Up to 8.128 A (±3% accuracy)

• Input current limit: Up to 8.064 A (±3% accuracy)

• ±0.5% charge voltage regulation accuracy

• Very low off-state battery discharge current (~15 µA)

• Built-in protections: overvoltage, overcurrent, MOSFET short, battery overvoltage, adapter overcurrent

• Cycle-by-cycle current protection and battery fault detection

• Independent internal comparator for current/voltage monitoring

• Input overcurrent and adapter presence detection

• IFAULT fault output signal

• Watchdog timer with configurable timeout (44 s, 88 s, 175 s)

• Integrated loop compensation for simplified design

• 20-pin VQFN package (3.5 mm × 3.5 mm)

• Industrial temperature range: –40 °C to +85 °C

Please Note:

• No Returns, Exchanges, or Warranty available.

• Kindly verify the model number and ensure it matches your product before placing an order.

• We guarantee premium quality.

• All items are thoroughly inspected prior to shipping.