BQ21061
- Linear battery charger with 1.25-mA to 500-mA fast charge current range
- 0.5% Accurate I 2C programmable battery regulation voltage ranging from 3.6 V to 4.6 V in 10-mV steps
- Configurable termination current supporting down to 0.5 mA
- 20-V Tolerant input with typical 3.4-V to 5.5-V input voltage operating range
- Programmable thermal charging profile, fully configurable hot, warm, cool and cold thresholds
- Power Path management for powering system and charging battery
- I 2C Programmable regulated system voltage (PMID) ranging from 4.4V to 4.9V in addition to battery voltage tracking and Input pass-though options
- Dynamic power path management optimizes charging from weak adapters
- Advanced I 2C control allows host to disconnect the battery or adapter as needed
- I 2C Configurable load switch or up to 150-mA LDO output
- Programmable range from 0.6 V to 3.7 V in 100-mV steps
- Ultra low Iddq for extended battery life
- 10-nA Ship mode battery Iq
- 400-nA Iq While powering the system (PMID and VDD on)
- One push-button wake-up and reset input with adjustable timers
- Supports system power cycle and HW reset
- Safety-Related Certifications
- TUV IEC 62368 Certification
- 20-Pin 2-mm x 1.6-mm CSP package
- 11-mm 2 Total solution size
The BQ21061 is a highly integrated battery charge management IC that integrates the most common functions for wearable, portable and small medical devices, namely a charger, a regulated output voltage rail for system power, a LDO, and push-button controller.
The BQ21061 IC integrates a linear charger with Power Path that enables quick and accurate charging for small batteries while providing a regulated voltage to the system. The regulated system voltage (PMID) output may be configured through I 2C based on the recommended operating condition of downstream IC’s and system loads for optimal system operation.
관심 가지실만한 유사 제품
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기술 자료
| 유형 | 직함 | 날짜 | ||
|---|---|---|---|---|
| * | Data sheet | BQ21061 I2C Controlled 1-Cell 500-mA Linear Battery Charger With 10-nA Ship Mode, Power Path With Regulated System (PMID) Voltage, And LDO datasheet (Rev. A) | PDF | HTML | 2023/08/01 |
| Technical article | 3 quiescent-current (Iq) specifications you need to understand | PDF | HTML | 2021/11/12 | |
| Application note | State of Charge Estimation Using Smart Battery Charger | PDF | HTML | 2021/10/11 | |
| Technical article | Benefits of rechargeable batteries in real-time location system trackers | PDF | HTML | 2020/08/10 | |
| Technical article | Accelerate your electric mask design | PDF | HTML | 2020/07/01 | |
| Application note | BQ21061 Two Layer Small Form Factor Design For Cost Optimized PCB | 2019/12/18 | ||
| EVM User's guide | BQ21061EVM Evaluation Module User's Guide | 2019/10/17 | ||
| Application note | Battery Discharge Implementation in Warm or Hot Temperatures | 2019/07/02 | ||
| Technical article | Pull the tab: How to implement ship mode in your lithium-ion battery design | PDF | HTML | 2019/02/20 |
설계 및 개발
추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.
BQ21061EVM — LDO 평가 모듈이 포함된 I2C 제어 1셀 500mA PowerPath 선형 배터리 충전기
The BQ21061 evaluation module (EVM) is an integrated I2C controlled 1-cell 500-mA PowerPath linear battery charger with LDO and low IQ to maximize battery life. The device supports charge currents from 1.25 mA to 500 mA. The input current limit, charge current, LDO, regulated output and other (...)
| 패키지 | 핀 | CAD 기호, 풋프린트 및 3D 모델 |
|---|---|---|
| DSBGA (YFP) | 20 | Ultra Librarian |
주문 및 품질
- RoHS
- REACH
- 디바이스 마킹
- 납 마감/볼 재질
- MSL 등급/피크 리플로우
- MTBF/FIT 예측
- 물질 성분
- 인증 요약
- 지속적인 신뢰성 모니터링
- 팹 위치
- 조립 위치
권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.