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Product Overview
The TLVH431ILP from Texas Instruments is a low-voltage, adjustable precision shunt regulator with a typical output voltage range of 1.24V to 18V. Housed in a TO-92-3 package, it offers a reference voltage tolerance of 0.5% (typical) and a low operating current of 80 µA. This device is designed for applications requiring tight voltage regulation and low power consumption.
Detailed Technical Specifications
| Parameter |
Value |
| Reference Voltage (Vref) |
1.24V |
| Reference Voltage Tolerance |
0.5% (typical) |
| Adjustable Output Voltage Range |
Vref to 18V |
| Operating Cathode Current (Ikat) |
80 µA (typical) |
| Minimum Cathode Current for Regulation |
1 mA |
| Temperature Coefficient |
50 ppm/°C (typical) |
| Package |
TO-92-3 |
| Operating Temperature Range |
-40°C to +125°C |
Key Features
- Low voltage operation: 1.24V reference
- High accuracy: 0.5% typical tolerance
- Low dynamic impedance: 0.25 Ω typical
- Wide operating current range: 1 mA to 80 mA
- Low temperature drift: 50 ppm/°C
- TO-92-3 package for easy integration
Target Applications
- 5G base station power supplies: Provides precise voltage regulation for RF amplifier bias circuits.
- Automotive dashboard displays: Used as a voltage reference for LED drivers and sensor interfaces.
- Industrial control systems: Voltage monitoring and regulation in PLC modules.
- Consumer electronics: Power management in smart home devices and IoT sensors.
Global Supply Chain & Wholesale Solutions
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TLVH431ILP. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
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environmental and safety standards.
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and seals to ensure ESD protection and physical integrity.
產品概述
TLVH431ILP 是德州儀器推出的一款低電壓可調精密並聯穩壓器,典型輸出電壓範圍為 1.24V 至 18V。採用 TO-92-3 封裝,參考電壓容差典型值為 0.5%,工作電流低至 80 µA。該器件適用於需要嚴格電壓調節和低功耗的應用。
詳細技術參數
| 參數 |
數值 |
| 參考電壓 (Vref) |
1.24V |
| 參考電壓容差 |
0.5%(典型值) |
| 可調輸出電壓範圍 |
Vref 至 18V |
| 工作陰極電流 (Ikat) |
80 µA(典型值) |
| 調節所需最小陰極電流 |
1 mA |
| 溫度係數 |
50 ppm/°C(典型值) |
| 封裝 |
TO-92-3 |
| 工作溫度範圍 |
-40°C 至 +125°C |
核心特性
- 低電壓操作:1.24V 參考電壓
- 高精度:典型容差 0.5%
- 低動態阻抗:典型值 0.25 Ω
- 寬工作電流範圍:1 mA 至 80 mA
- 低溫度漂移:50 ppm/°C
- TO-92-3 封裝,易於集成
典型應用場景
- 5G 基站電源:為射頻放大器偏置電路提供精確電壓調節。
- 汽車儀表盤顯示:用於 LED 驅動器和傳感器接口的電壓參考。
- 工業控制系統:PLC 模塊中的電壓監控和調節。
- 消費電子:智能家居設備和物聯網傳感器的電源管理。
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