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BQ20Z45DBTR-R1
Fuel Gauge for Lithium-Ion and Lithium-Polymer Batteries
BQ20Z45DBTR-R1
Fuel Gauge for Lithium-Ion and Lithium-Polymer Batteries
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製造商零件號 # : BQ20Z45DBTR-R1
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包裝/封裝: TSSOP-38
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零件狀態 : NRND
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製造商: Texas Instruments
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產品分類 : Battery Management
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BQ20Z45DBTR-R1 數據表
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詳細說明
The BQ20Z45DBTR-R1 battery management IC stands out as a versatile solution for ensuring the optimal performance and safety of lithium-ion batteries in portable electronic devices. Its cutting-edge technology enables precise monitoring of key parameters like voltage, current, and temperature, allowing for effective control of the charging and discharging processes. Equipped with advanced capacity estimation algorithms, this IC offers accurate predictions of battery life, helping users to plan their usage efficiently
主要特徵
- High-accuracy lithium-ion battery gas gauge and pack protector
- Integrated coulomb counter and timer to implement capacity and run-time estimation
- ModelGauge algorithm for better battery capacity estimation over time
- Accurate state-of-charge (SOC) reporting for better runtime prediction
- Compact DFN package for space-constrained applications
應用
- Lithium-ion battery management systems
- Portable electronic devices
- Electric vehicles
- Energy storage systems
- Solar power systems
- Medical devices
- Industrial machinery
- Telecommunications equipment
- Aerospace applications
- Marine applications
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Product Category ! | Battery Management | RoHS | Details |
| Battery Type | Lithium-ion, Lithium Polymer | Package / Case | TSSOP-38 |
| Mounting Style | SMD/SMT | Series | BQ20Z45-R1 |
| Brand | Texas Instruments | Capacity | 800 mAh to 32000 mAh |
| Maximum Operating Temperature ! | + 85 C | Minimum Operating Temperature | - 40 C |
| Moisture Sensitive | Yes | Product Type ! | Battery Management |
| Factory Pack Quantity | 2000 | Subcategory | PMIC - Power Management ICs |
| Part # Aliases | HPA02135DBTR | Unit Weight | 0.007189 oz |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is BQ20Z45DBTR-R1?
The BQ20Z45DBTR-R1 is a gas gauge IC (Integrated Circuit) designed by Texas Instruments. It is specifically designed for battery fuel gauging in portable devices, such as smartphones, tablets, and digital cameras. The IC accurately measures the remaining capacity and state of health of the battery, providing essential information for battery management and user experience.
How Does BQ20Z45DBTR-R1 Work?
The BQ20Z45DBTR-R1 works by monitoring the voltage, current, temperature, and other parameters of the battery to estimate the remaining capacity and predict the battery's state of health. It utilizes advanced algorithms and modeling techniques to provide accurate fuel gauging, compensating for battery aging and temperature variations. The IC communicates with a host system through a serial interface, providing real-time battery information for efficient power management.
How Many Pins does BQ20Z45DBTR-R1 have and What are the Functions of the Pinout Configuration?
The BQ20Z45DBTR-R1 is packaged in a 15-pin small thin shrink small outline package (TSOP) package. The pinout configuration includes:
- TS1, TS2, TS3: Thermistor input pins for battery temperature sensing.
- VSS, VSYS: Ground and system voltage supply pins, respectively.
- BAT, ADC, SDA, SCL: Battery pack, analog-to-digital converter, and I2C communication interface pins.
- NTC, TS+, TS-: Thermistor sense pin and thermistor pins for battery temperature monitoring.
- TS, HDQ, DSG, D-: Thermistor or data, HDQ interface, and current-sense pins.
What are the Pros and Cons of BQ20Z45DBTR-R1?
Pros:
- Precise Battery Monitoring: Provides accurate fuel gauging for battery management.
- Advanced Algorithms: Utilizes advanced techniques for compensating battery aging and temperature effects.
- Real-time Communication: Communicates battery information to the host system in real-time for efficient power management.
- Small Form Factor: The small TSOP package allows for space-efficient integration into portable devices.
Cons:
- Complex Configuration: Requires careful configuration and calibration for accurate fuel gauging.
- External Components: May require additional components such as thermistors and current-sensing resistors for proper operation.
Are There Any Equivalents/Alternatives to BQ20Z45DBTR-R1 for Recommendation?
- The BQ27541-G1 from Texas Instruments is a similar gas gauge IC with features suitable for portable device applications.
- Alternatives to the BQ20Z45DBTR-R1 include the MAX17055 from Maxim Integrated and the ISL94212 from Renesas Electronics.
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