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BQ2004H from TI,Texas Instruments

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15.625ms

BQ2004H

Manufacturer: TI

NiCd/NiMH Switchmode Charge Management IC W/Negative dV, Peak Voltage Detection, dT/dt Termination

Partnumber Manufacturer Quantity Availability
BQ2004H TI 134 In Stock

Description and Introduction

NiCd/NiMH Switchmode Charge Management IC W/Negative dV, Peak Voltage Detection, dT/dt Termination The BQ2004H is a battery charge controller manufactured by Texas Instruments (TI). Here are its key specifications:

- **Function**: Fast-charge controller for NiCd and NiMH batteries.
- **Charge Control**: Uses voltage, temperature, and timing for charge termination.
- **Voltage Detection**: Monitors battery voltage for charge termination.
- **Temperature Monitoring**: Includes a thermistor input for temperature-based charge control.
- **Timing Control**: Features a programmable fast-charge timer.
- **Package**: 8-pin SOIC (Small Outline Integrated Circuit).
- **Operating Voltage**: Typically 5V to 10V.
- **Applications**: Used in battery chargers for consumer electronics and power tools.

For exact values, refer to the official TI datasheet.

Partnumber Manufacturer Quantity Availability
BQ2004H BQ 13 In Stock

Description and Introduction

NiCd/NiMH Switchmode Charge Management IC W/Negative dV, Peak Voltage Detection, dT/dt Termination The BQ2004H is a battery charge controller IC manufactured by BQ (Benchmarq Microelectronics, now part of Texas Instruments).  

### **Specifications:**  
- **Function:** Fast-charge IC for nickel-cadmium (NiCd) and nickel-metal hydride (NiMH) batteries.  
- **Charge Control:** Uses voltage inflection (-ΔV) detection for charge termination.  
- **Top-Off Charge:** Includes a trickle charge mode for battery maintenance.  
- **Input Voltage Range:** 4.5V to 18V.  
- **Charge Current:** Adjustable via external resistor.  
- **Temperature Monitoring:** Supports external thermistor for temperature-based charge control.  
- **Package:** 8-pin SOIC (Small Outline Integrated Circuit).  
- **Applications:** Used in power tools, portable electronics, and other battery-powered devices.  

For exact datasheet details, refer to Texas Instruments' official documentation.

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