BQ24041DSQT Texas Instruments In Stock
BQ24041DSQT is a single-cell Li-Ion/Li-Polymer linear battery charger IC by Texas Instruments. Key specs: 500mA max charge current, 4.2V regulation voltage, USB-compatible input. From $0.57, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $0.5738(MOQ 10)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of BQ24041DSQT?
- Single-cell Li-Ion/Li-Polymer charger with up to 500mA programmable charge current
- USB-compatible 5V input with integrated power path management
- 4.2V precision charge voltage with ±0.5% accuracy
- Tiny 8-pin DSQ (SON) package ideal for space-constrained portable designs
- Integrated charge status output for LED or host controller indication
What is BQ24041DSQT used for?
BQ24041DSQT is widely used in portable consumer electronics such as Bluetooth headsets, fitness trackers, and handheld medical devices where compact, efficient Li-Ion battery charging is required. Its USB-compatible input makes it ideal for smartphones accessories and IoT sensor nodes powered via USB. The device is also suitable for wearable electronics and portable industrial instruments that demand accurate charge termination and thermal regulation.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for BQ24041DSQT?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum charge current of the BQ24041DSQT?
The BQ24041DSQT supports a maximum charge current of 500mA, programmable via an external resistor on the ISET pin. This makes it suitable for single-cell Li-Ion or Li-Polymer batteries in compact portable devices.
What input voltage range does the BQ24041DSQT support?
The BQ24041DSQT operates from a 4.35V to 6.5V input supply, making it fully compatible with standard USB 5V bus power. An internal input overvoltage protection clamp safeguards the device against transient spikes.
What package does the BQ24041DSQT come in, and what are its dimensions?
The BQ24041DSQT is housed in an 8-pin DSQ (SON/WSON) package measuring 2mm x 2mm, providing an extremely small footprint ideal for wearable and handheld applications where PCB space is at a premium.
Can the BQ24041DSQT be used to charge batteries in USB-powered devices?
Yes, the BQ24041DSQT is specifically designed for USB-powered applications. It includes a USB-mode current limit that restricts input current to 100mA or 500mA, ensuring compliance with USB power specifications while safely charging a single-cell Li-Ion or Li-Polymer battery.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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| 100+ | $0.8300 | $83.00 |
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