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HV9123NG-G
Switching Controllers HVCMOS 450V 2% Ref
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製造商零件號 # : HV9123NG-G
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包裝/封裝: SOIC-16
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製造商: Microchip Technology
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產品分類 : DC DC Switching Controllers
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HV9123NG-G 數據表
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詳細說明
Safety is paramount with the HV9123NG-G, as it comes equipped with internal oscillator, overvoltage protection, and thermal shutdown features. These built-in protections ensure the IC operates within safe limits, preventing damage to the lamps or the IC itself. Additionally, the soft-start function of the HV9123NG-G mitigates inrush current during startup, extending the lifespan of the lamps and contributing to overall system reliability
主要特徵
- Fast switching times
- <4uA quiescent current
- >1MHz bandwidth
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Product Category ! | Switching Controllers | RoHS | Details |
| Number of Outputs | 1 Output | Switching Frequency ! | 1 MHz |
| Duty Cycle - Max | 99 % | Input Voltage | 10 V to 450 V |
| Output Voltage | 4 V to 13.5 V | Output Current ! | 2 mA |
| Minimum Operating Temperature | - 55 C | Maximum Operating Temperature ! | + 125 C |
| Mounting Style | SMD/SMT | Package / Case | SOIC-16 |
| Brand | Microchip Technology | Fall Time | 20 ns |
| Moisture Sensitive | Yes | Operating Supply Current | 750 uA |
| Operating Supply Voltage ! | 9 V to 13.5 V | Product Type ! | Switching Controllers |
| Rise Time ! | 30 ns | Factory Pack Quantity | 45 |
| Subcategory | PMIC - Power Management ICs | Type | Current Mode PWM Controllers |
| Unit Weight | 0.023492 oz |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is HV9123NG-G?
The HV9123NG-G is a high-voltage EL lamp driver IC manufactured by Supertex Inc. It is specifically designed for driving electroluminescent (EL) lamps in various display and lighting applications, such as automotive instrument panels, backlighting for consumer electronics, and decorative lighting.
How Does HV9123NG-G Work?
The HV9123NG-G functions as a high-voltage, high-frequency driver for EL lamps. It generates high-voltage AC signals necessary for excitation and illumination of EL lamps. The IC includes features such as voltage regulation, frequency control, and output stage protection to ensure reliable and efficient performance.
How Many Pins does HV9123NG-G have and What are the Functions of the Pinout Configuration?
The HV9123NG-G is housed in a 20-pin SSOP (Shrink Small Outline Package). The pinout configuration includes:
- VIN: Supply voltage input.
- VDD: Internal logic supply voltage.
- GND: Ground reference.
- OSC: Frequency control pin.
- VREG: Voltage regulation pin.
- OUT: EL lamp driver output.
- Several other pins for control and feedback purposes.
What are the Pros and Cons of HV9123NG-G?
Pros:
- High-Voltage Output: Capable of driving EL lamps with high-voltage requirements.
- Frequency Control: Allows flexibility in adjusting the driving frequency for different lamp sizes and designs.
- Efficient Operation: Provides efficient power conversion for EL lamp excitation.
- Built-in Protection: Features output stage protection for enhanced reliability and durability.
Cons:
- Complexity: Requires understanding of high-voltage circuitry and EL lamp characteristics for proper implementation.
- Heat Dissipation: High-voltage operation may generate heat that needs to be managed effectively.
Are There Any Equivalents/Alternatives to HV9123NG-G for Recommendation?
- Alternatives to the HV9123NG-G include the MAX1452 from Maxim Integrated and the HV853 from Supertex Inc.
- Similar high-voltage EL lamp drivers are also available from manufacturers like ON Semiconductor and Microchip Technology.
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