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Product Detailed Parameters
- Description：IC DUAL FAST CHARGE CTRL 20-DIP
- Series：-
- Mfr：Texas Instruments
- Package：Tube
- Battery Chemistry：Multi-Chemistry
- Voltage - Supply (Max)：5.5V
- Operating Temperature：-20°C ~ 70°C
- Mounting Type：Through Hole
- Package / Case：20-DIP (0.300", 7.62mm)
- Supplier Device Package：20-PDIP
- Number of Cells：-
- Current - Charging：-
- Programmable Features：-
- Fault Protection：-
- Charge Current - Max：-
- Battery Pack Voltage：-
- Interface：-
- Grade：-
- Qualification：-
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Overview
The BQ2005PN is a dedicated integrated circuit designed for the sequential fast charging and conditioning of dual battery packs utilizing Nickel-Cadmium (NiCd) or Nickel-Metal Hydride (NiMH) chemistries. Manufactured by Texas Instruments, this component operates within a supply voltage range of 4.5V to 36V. It features a 20-pin PDIP package and supports multi-chemistry applications. The device integrates control logic for managing charge cycles, ensuring safe and efficient power delivery to connected battery systems without requiring external microcontrollers.
Feature Summary
- Supports sequential fast charging and conditioning for two independent battery packs
- Compatible with NiCd and NiMH battery chemistries
- Integrates control logic for automated charge cycle management
Applications
- Portable electronic devices requiring dual-battery power solutions
- Industrial equipment using NiCd or NiMH battery systems
- Backup power units for communication hardware
Procurement Notes
Verify the specific suffix designation against the manufacturer's current documentation to confirm pinout compatibility and package type. Ensure the procurement source provides authentic Texas Instruments components to guarantee electrical performance and reliability standards are met for critical battery management applications.
Selection Notes
Select this component when designing systems that require independent management of two separate NiCd or NiMH battery packs. It is suitable for applications needing automated charge sequencing without complex external processing. Consider thermal dissipation requirements associated with the PDIP package in high-current scenarios.
Part Context
This part belongs to Texas Instruments' battery charger portfolio, specifically targeting multi-pack configurations. It serves as a specialized solution for managing charge states in portable and industrial equipment where dual-battery redundancy or extended runtime is required.
Replacement Considerations
Consult official substitution lists for updated revisions. Verify functional equivalence regarding charge algorithms and voltage tolerances before replacing existing designs.
