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HI772 from HJ

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HI772

Manufacturer: HJ, HSMC

Sincerity Mocroelectronics - PNP EPITAXIAL PLANAR TRANSISTOR

Partnumber Manufacturer Quantity Availability
HI772 HJ, HSMC 49533 In Stock

Description and Introduction

Sincerity Mocroelectronics - PNP EPITAXIAL PLANAR TRANSISTOR The HI772 is a phosphate checker manufactured by Hanna Instruments. Here are the key specifications:  

- **Measurement Range:** 0.00 to 2.50 mg/L (ppm) PO₄³⁻  
- **Resolution:** 0.01 mg/L  
- **Accuracy:** ±0.10 mg/L ±5% of reading  
- **Light Source:** LED @ 525 nm  
- **Detector:** Silicon photodetector  
- **Method:** Ascorbic acid method (EPA compliant)  
- **Calibration:** Single-point (zero calibration)  
- **Sample Volume:** 10 mL  
- **Battery Type:** 1 x 9V (included)  
- **Auto-Off:** After 10 minutes of inactivity  
- **Environment:** 0 to 50°C (32 to 122°F), RH max 95% non-condensing  
- **Dimensions:** 193 x 104 x 46 mm  
- **Weight:** 290 g  

The device is designed for quick and accurate phosphate measurements in water samples.

Application Scenarios & Design Considerations

Sincerity Mocroelectronics - PNP EPITAXIAL PLANAR TRANSISTOR

Alternative Part Number

  • AD772 --: Similar 12-bit ADC function with comparable pinout and performance, widely available and well documented.
  • ICL7107 --: Popular 3.5-digit ADC/DVM chip that can serve as a functional substitute in many display-driver applications.
  • TC7107 --: Direct functional equivalent of the ICL7107 ADC, offering similar specifications and broad availability.

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