パッケージ情報
| パッケージ | ピン数 VSON (DRZ) | 12 |
| 動作温度範囲 (℃) -40 to 85 |
| パッケージ数量 | キャリア 250 | SMALL T&R |
BQ27441-G1 の特徴
- Single Series Cell Li-Ion Battery Fuel Gauge
- Resides on System Board
- Supports Embedded or Removable Batteries
- Powered Directly from Battery with Integrated LDO
- Supports a Low-Value External Sense Resistor
(10 mΩ)
- Battery Fuel Gauging Based on Patented Impedance
Track™ Technology- Reports Remaining Capacity and State-of-Charge
(SOC) with Smoothing Filter - Automatically Adjusts for Battery Aging, =
Self-discharge, Temperature, and Rate Changes - Battery State-of-Health (Aging) Estimation
- Reports Remaining Capacity and State-of-Charge
- Microcontroller Peripheral Supports:
- 400-kHz I2C Serial Interface
- Configurable SOC Interrupt or Battery
Low Digital Output Warning - Internal Temperature Sensor or
Host-Reported Temperature
BQ27441-G1 に関する概要
The Texas Instruments bq27441-G1 fuel gauge is a microcontroller peripheral that provides system-side fuel gauging for single-cell Li-Ion batteries. The device requires minimal user configuration and system microcontroller firmware development.
The bq27441-G1 battery fuel gauge uses the patented Impedance Track™ algorithm for fuel gauging, and provides information such as remaining battery capacity (mAh), state-of-charge (%), and battery voltage (mV).
Battery fuel gauging with the bq27441-G1 fuel gauge requires connections only to PACK+ (P+) and PACK– (P–) for a removable battery pack or embedded battery circuit. The tiny, 12-pin, 2.50 mm × 4.00 mm, small outline no-lead (SON) package is ideal for space-constrained applications.