BQ24381DSGRG4 Texas Instruments Integrated Circuit (Small Outline No-lead) In Stock
The BQ24381DSGRG4 is a single-cell Li-Ion battery charger with overvoltage protection, supporting up to 1700mA charge current and a 5V input supply. It includes a power-on reset generator with a 7.1V reset threshold voltage for system protection in a compact 8-pin WSON package. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- OBSOLETE
- Datasheet
- BQ24381DSGRG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Integrated overvoltage detector with 7.1V reset threshold voltage and power-on reset generator for robust system protection
- Up to 1700mA charge current capability for fast single-cell Li-Ion battery charging from a 5V supply
- Compact 8-pin WSON (2x2mm) no-lead surface-mount package minimizing PCB footprint in portable device designs
Applications
The BQ24381DSGRG4 is designed for portable consumer electronics such as wireless earbuds, smartwatches, and handheld devices that require efficient single-cell Li-Ion charging with built-in overvoltage protection. It suits battery management applications in IoT nodes and wearables where space is limited and system safety is critical. The integrated power-on reset and overvoltage detection simplify the protection circuit, reducing external component count.
Specifications
| YTEOL | 0 |
| Additional Feature | RESET THRESHOLD VOLTAGE IS 7.1V; POWER ON RESET GENERATOR |
| Adjustable Threshold | NO |
| Analog IC - Other Type | OVERVOLTAGE DETECTOR |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.08,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.3mA |
| Supply Voltage-Max (Vsup) | 30V |
| Supply Voltage-Min (Vsup) | 3.3V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | NICKEL PALLADIUM GOLD SILVER |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +5V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for BQ24381DSGRG4:
Texas Instruments Fixed, 1 Channel, +5V, PDSO8
Frequently Asked Questions
What is the maximum charge current of the BQ24381DSGRG4?
The BQ24381DSGRG4 supports a maximum charge current of 1700mA for single-cell Li-Ion batteries, enabling relatively fast charging in portable applications powered from a 5V source such as USB or a wall adapter.
What protection features does the BQ24381DSGRG4 include?
The BQ24381DSGRG4 includes an integrated overvoltage detector and a power-on reset generator with a reset threshold voltage of 7.1V. These features protect the battery and system from overvoltage events during charging and ensure a defined startup sequence.
What package does the BQ24381DSGRG4 use?
The BQ24381DSGRG4 comes in an 8-pin WSON (JESD-30 code S-PDSO-N8) no-lead surface-mount package with an exposed pad for thermal dissipation. The compact form factor is well suited to space-constrained portable product designs.
Is the BQ24381DSGRG4 RoHS compliant?
Yes, the BQ24381DSGRG4 carries JESD-609 code e4, indicating it is RoHS-compliant with a lead-free construction. The G4 suffix in the part number also denotes compliance with green/lead-free requirements for international market distribution.
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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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