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HT9312B

12-Memory Tone/Pulse Dialer

Partnumber Manufacturer Quantity Availability
HT9312B 117 In Stock

Description and Introduction

12-Memory Tone/Pulse Dialer The HT9312B is a high-performance, low-power audio amplifier IC manufactured by Holtek. Key specifications include:

- **Supply Voltage Range**: 2.4V to 5.5V  
- **Output Power**: 1W (at 5V, 8Ω load)  
- **Quiescent Current**: 4mA (typical)  
- **Shutdown Current**: <1μA  
- **Total Harmonic Distortion (THD)**: <1% (at 1kHz, 0.5W output)  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package Type**: SOP-8  

It is designed for applications such as portable audio devices, toys, and multimedia systems.

Partnumber Manufacturer Quantity Availability
HT9312B HOLTEK 194 In Stock

Description and Introduction

12-Memory Tone/Pulse Dialer The part HT9312B is manufactured by HOLTEK. Below are its specifications:

1. **Type**: 3.3V Low Power Voltage Detector IC  
2. **Operating Voltage Range**: 1.2V to 5.5V  
3. **Detection Voltage**: Adjustable via external resistors  
4. **Detection Voltage Accuracy**: ±2.5%  
5. **Quiescent Current**: 1.5μA (typical)  
6. **Output Configuration**: Open-drain or CMOS output options  
7. **Hysteresis**: Built-in hysteresis for noise immunity  
8. **Package Options**: SOT-23-5, TO-92-3  
9. **Temperature Range**: -40°C to +85°C  
10. **Applications**: Battery-powered devices, power monitoring, reset circuits  

For exact electrical characteristics and application details, refer to HOLTEK's official datasheet.

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