Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
BQ24192RGET
Texas Instruments
IC BATT CHG LI-ION 1CELL 24VQFN
1589 Pcs New Original In Stock
Charger IC Lithium Ion/Polymer 24-VQFN (4x4)
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (157 Ratings)
BQ24192RGET
Product Overview
1232621
DiGi Electronics Part Number
BQ24192RGET-DGManufacturer
Texas Instruments
BQ24192RGET
Description
IC BATT CHG LI-ION 1CELL 24VQFNInventory
1589 Pcs New Original In Stock
Charger IC Lithium Ion/Polymer 24-VQFN (4x4)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
BQ24192RGET Technical Specifications
Category
Power Management (PMIC), Battery Chargers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Battery Chemistry
Lithium Ion/Polymer
Number of Cells
1
Current - Charging
Constant - Programmable
Programmable Features
-
Fault Protection
Over Current, Over Temperature, Over Voltage
Charge Current - Max
4.5A
Battery Pack Voltage
4.2V
Voltage - Supply (Max)
17V
Interface
I2C
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
24-VFQFN Exposed Pad
Supplier Device Package
24-VQFN (4x4)
Base Product Number
BQ24192
Datasheet & Documents
HTML Datasheet
BQ24192RGET-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
296-35108-6
TEXTISBQ24192RGET
296-35108-1
296-35108-2
2156-BQ24192RGET
Standard Package
250
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
제품이 튼튼하고 견고해서 오랜 사용에도 끄떡없어요. 배송도 빠르고 깔끔하게 왔습니다.
de desembre 02, 2025
Leurs services après-vente sont très efficaces, toujours disponibles pour solutionner rapidement toute question.
de desembre 02, 2025
Danke diGi Electronics, für das hervorragende und kostengünstige Einkaufserlebnis.
de desembre 02, 2025
DiGi Electronics reliably meets delivery deadlines, reinforcing our trust.
de desembre 02, 2025
I have been using their products for years and have always been satisfied with their reliability.
de desembre 02, 2025
I appreciate how quickly my orders arrive, enabling me to complete my repairs without long waiting periods.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
What are the key thermal design considerations when using the BQ24192RGET in a compact PCB layout with limited airflow?
The BQ24192RGET integrates a high-efficiency buck charger capable of up to 4.5A, but its 24-VQFN (4x4) exposed pad package requires careful thermal management. In space-constrained designs, ensure the exposed thermal pad is soldered to a sufficiently large ground plane with multiple vias to dissipate heat. Without adequate copper area or airflow, junction temperatures can exceed safe limits during high-current charging, triggering thermal shutdown. TI recommends a minimum of 4–6 thermal vias under the pad and at least 2 in² of 2-oz copper for reliable operation at full load. Monitor case temperature in your prototype, especially if enclosed, to avoid derating charge current prematurely.
Can the BQ24192RGET safely replace the BQ24190RGYR in an existing 12V input, single-cell Li-ion design without hardware changes?
While both the BQ24192RGET and BQ24190RGYR are pin-compatible 24-VQFN chargers from TI with I2C control and similar feature sets, the BQ24192RGET supports a higher max input voltage (17V vs. 14V on the BQ24190RGYR) and offers improved efficiency at higher input voltages. However, firmware must be verified—default register settings, charge termination thresholds, and safety timers differ slightly. Also, confirm that your system’s input source never exceeds 14V; otherwise, the BQ24190RGYR would be at risk while the BQ24192RGET remains safe. If your design operates within 14V input and you update the I2C configuration accordingly, the drop-in replacement is viable with minimal risk.
How does the BQ24192RGET handle input overvoltage conditions when powered from unstable automotive or industrial 12V rails that may experience load-dump transients?
The BQ24192RGET has a maximum input voltage rating of 17V, which is insufficient to survive ISO 7637-2 load-dump pulses that can exceed 35V. Relying solely on the IC’s internal protection is a critical design risk. Always include an external transient voltage suppressor (TVS) diode rated for automotive loads (e.g., SMAJ15A or SMBJ15CA) and a series input fuse or PTC resettable fuse. Additionally, consider a pre-regulator or buck-boost front-end if the source regularly exceeds 16V. Without these safeguards, repeated overvoltage events will degrade or destroy the BQ24192RGET, leading to field failures despite its built-in OV protection only activating near the 17V limit.
What reliability risks should I evaluate when using the BQ24192RGET in battery-powered IoT devices that spend long periods in storage or low-power states?
The BQ24192RGET draws minimal quiescent current, but long-term storage introduces two key risks: (1) If the system remains connected to a weak or intermittent power source, repeated partial charge cycles can stress the battery and reduce cycle life—enable the IC’s shipping mode via I2C to disable charging when not actively needed. (2) Moisture sensitivity level (MSL) 2 means the device must be mounted within 1 year of opening the reel; delayed assembly increases popcorning risk during reflow. For IoT deployments, also validate that your firmware properly handles fault recovery (e.g., NTC faults during temperature swings) to prevent permanent lockout. Always include a watchdog or manual reset path in firmware to mitigate silent failures.
Is it safe to parallel two BQ24192RGET devices to increase charge current beyond 4.5A for fast-charging applications?
No—the BQ24192RGET is not designed for current sharing or parallel operation. Attempting to parallel two units without precise synchronization of switching phases, feedback loops, and thermal profiles will result in unequal current distribution, leading to one device overloading while the other underutilizes capacity. This imbalance can cause premature thermal shutdown, reduced efficiency, or device failure. Instead, consider upgrading to a higher-current charger like the BQ25790 (up to 5A with external FETs) or BQ25798 (up to 10A). If you must stay within the BQ24192 family, redesign around a single device and optimize thermal layout to sustain 4.5A continuously—do not attempt paralleling as a shortcut.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
BQ24192RGET CAD Models
Texas Instruments BQ24192RGET PCB symbols & footprints
productDetail
