LM385Z-2.5
85Z-2.5: Precision Voltage Reference with 2.5V Output at 20mALM385Z-2.5
85Z-2.5: Precision Voltage Reference with 2.5V Output at 20mA
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製造商零件號 # : LM385Z-2.5
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包裝/封裝: TO226-3
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製造商: Texas Instruments
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產品分類 : Voltage Reference
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LM385Z-2.5 數據表
價格 (USD)
數量 | 單價 | 總價 |
---|---|---|
5 | $0.145 | $0.72 |
50 | $0.118 | $5.90 |
150 | $0.107 | $16.05 |
1000 | $0.090 | $90.00 |
2000 | $0.083 | $166.00 |
5000 | $0.080 | $400.00 |
這些價格會受到市場波動的影響,需要提交報價才能取得最新價格。
詳細說明
When it comes to power efficiency, the LM385Z-2.5 shines with its low current consumption of only 60µA, making it an excellent choice for battery-powered devices or applications where power conservation is a priority. Additionally, its impressive temperature stability of 50ppm/°C ensures accurate voltage references across a wide temperature spectrum. Whether used in industrial, automotive, or consumer electronics, this IC delivers dependable performance when it comes to voltage regulation
![LM385Z-2.5 LM385Z-2.5](/files/uploads/product/b/1990dd26-a4b1-4ceb-6036-08dbc6589f1f.webp)
主要特徵
- Low voltage reference diode
- 2.5V output voltage
- High accuracy (±2%) over temperature
- Wide operating current range (10uA to 20mA)
- Low dynamic impedance (0.2 ohms)
- Operates over a temperature range of -40°C to 85°C
- TO-92 package
應用
- Power supplies
- Battery-operated equipment
- Voltage reference for analog-to-digital converters
- Temperature measurement and control systems
- Precision voltage regulators
- Instrumentation
- Process control
- Communication systems
- Automotive electronics
- Sensor signal conditioning
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 ! | Voltage References | RoHS | N |
Mounting Style | Through Hole | Package / Case | TO-92 |
Reference Type ! | Shunt Precision References | Output Voltage | 2.5 V |
Initial Accuracy | 3 % | Temperature Coefficient ! | 150 PPM / C |
Shunt Current - Max | 20 mA | Minimum Operating Temperature | 0 C |
Maximum Operating Temperature ! | + 70 C | Accuracy | 20 mV |
Brand | Texas Instruments | Height | 5.2 mm (Max) |
Length | 5.2 mm (Max) | Load Regulation ! | 20 mV |
Product | Voltage References | Product Type ! | Voltage References |
Shunt Current - Min | 20 uA | Factory Pack Quantity | 1800 |
Subcategory | PMIC - Power Management ICs | Topology | Shunt References |
Width | 4.19 mm (Max) | Unit Weight | 0.016000 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 LM385Z-2.5?
The LM385Z-2.5 is a precision adjustable shunt voltage reference integrated circuit designed by Texas Instruments. It provides a stable voltage output of 2.5V, making it suitable for applications requiring a precise voltage reference, such as analog circuits and voltage regulators.
How Does LM385Z-2.5 Work?
The LM385Z-2.5 works by establishing a stable 2.5V output voltage reference relative to its input voltage. It utilizes a bandgap reference circuit to generate a stable voltage output independent of variations in the supply voltage and temperature. The device can source or sink current to maintain the output voltage at 2.5V.
How Many Pins does LM385Z-2.5 have and What are the Functions of the Pinout Configuration?
The LM385Z-2.5 is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- V-: Negative power supply pin.
- ADJ: Voltage adjustment pin.
- CATHODE: Cathode of the shunt reference.
- ANODE: Anode of the shunt reference.
- VOUT: Output voltage pin.
- V+: Positive power supply pin.
- NC: No connection pin.
What are the Pros and Cons of LM385Z-2.5?
Pros:
- Precision Output: Provides a highly precise 2.5V output voltage reference.
- Stability: Offers stable output voltage over varying conditions.
- Low Power Consumption: Operates with low power, suitable for power-conscious applications.
- Small Package: The 8-pin SOIC package is compact and space-efficient.
Cons:
- Temperature Dependency: Like most voltage references, the LM385Z-2.5 output may vary slightly with temperature changes.
- Load Regulation: May require additional components for improved load regulation in certain applications.
- Noisy Environments: High noise environments may affect the precise voltage output.
Are There Any Equivalents/Alternatives to LM385Z-2.5 for Recommendation?
- The LM4040 from Texas Instruments is a comparable shunt voltage reference with 2.5V output.
- Alternatives to the LM385Z-2.5 include the REF02 from Analog Devices and the LM336 from Texas Instruments.
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