BQ2004HSNG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The BQ2004HSNG4 is a PWM-controlled fast charge management IC for NiCd and NiMH batteries supporting up to 2000 mA charge current. It operates from a 4.5V to 5.5V supply and uses current-mode control with multiple charge termination methods in a 16-pin SOIC package. From stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- BQ2004HSNG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -20.0°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of BQ2004HSNG4?
- Supports fast charge up to 2000 mA for NiCd and NiMH battery packs with PWM current-mode control
- Multiple charge termination methods including -dV/dt, maximum voltage, temperature, and time-out for safe charging
- Operates from 4.5V to 5.5V supply (nominal 5V), compatible with standard USB and regulated 5V power sources
- 16-pin SOIC package enables compact charger PCB design with minimal external components
What is BQ2004HSNG4 used for?
The BQ2004HSNG4 is ideal for portable consumer electronics, power tools, and cordless devices requiring fast charging of NiCd or NiMH battery packs. It is commonly used in desktop battery chargers, smart charging docks, and embedded charging circuits for rechargeable flashlights, cameras, and two-way radios. The device's multiple termination algorithms ensure reliable and safe charge management across a wide range of battery configurations.
What are the specifications of BQ2004HSNG4?
| Reach Compliance Code | Compliant |
| YTEOL | 0 |
| Analog IC - Other Type | LINEAR BATTERY CHARGER |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 4.5V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 300kHz |
| Technology | CMOS |
| Temperature Grade | OTHER |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the BQ2004HSNG4 datasheet?
BQ2004HSNG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for BQ2004HSNG4?
Compatible alternatives and drop-in replacements for BQ2004HSNG4:
Frequently Asked Questions
What battery chemistries does the BQ2004HSNG4 support?
The BQ2004HSNG4 supports fast charging of both NiCd (Nickel-Cadmium) and NiMH (Nickel-Metal Hydride) battery packs at charge currents up to 2000 mA, making it versatile for a wide range of rechargeable battery applications.
What charge termination methods does the BQ2004HSNG4 use?
The BQ2004HSNG4 uses multiple charge termination methods including negative delta voltage (-dV/dt) detection, maximum voltage limit, temperature monitoring, and safety timer time-out to ensure reliable and safe fast charging of NiCd and NiMH cells.
What is the supply voltage range for the BQ2004HSNG4?
The BQ2004HSNG4 operates from an input voltage range of 4.5V to 5.5V with a nominal supply of 5V, making it directly compatible with USB power sources and standard 5V regulated power supplies used in consumer electronics.
What package does the BQ2004HSNG4 use?
The BQ2004HSNG4 is available in a 16-pin SOIC (Small Outline Integrated Circuit) surface-mount package, identified by JESD-30 code R-PDSO-G16, suitable for compact PCB charger designs with standard SMT assembly.
What control method does the BQ2004HSNG4 use for charging?
The BQ2004HSNG4 uses pulse width modulation (PWM) with current-mode control to regulate the charging current to NiCd and NiMH batteries, providing efficient and accurate charge current delivery up to 2000 mA.
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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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