LM317DCYR
LM317DCYR is a standard positive regulator with an output voltage range from 1.25V to 37V and a maximum current rating of 1.5A
| 数量 | 単価(USD) | 合計金額 |
|---|---|---|
| 5 | $0.176 | $0.88 |
| 50 | $0.142 | $7.10 |
| 150 | $0.128 | $19.20 |
| 500 | $0.109 | $54.50 |
| 2500 | $0.096 | $240.00 |
| 5000 | $0.091 | $455.00 |
在庫：4,568
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部品番号 : LM317DCYR
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パッケージ/ケース : SOT-223 (DCY)-4
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ブランド : TI
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コンポーネントのカテゴリ : Voltage Regulators - Linear
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日付シート : LM317DCYR データシート (PDF)
概要 LM317DCYR
The LM317DCYR is an adjustable 3-terminal positive voltage regulator capable of supplying in excess of 1.5A over an output voltage range of 1.25V to 37V. This IC is designed for use in various applications, including power supplies, voltage regulators, and voltage references.
Pinout
(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)
- Pin 1: Adjustment Terminal (ADJ)
- Pin 2: Output Terminal (OUT)
- Pin 3: Input Terminal (IN)
Circuit Diagram
Incorporate a circuit diagram that illustrates the connections and operation of the LM317DCYR IC for a more visual representation.
主な特長
- Adjustable Output: The LM317DCYR allows for adjustable output voltages, making it suitable for a wide range of applications.
- High Output Current: This IC can supply in excess of 1.5A, making it suitable for powering a variety of loads.
- Thermal Overload Protection: The LM317DCYR includes thermal overload protection circuitry, which activates when the device's temperature exceeds a safe threshold.
- Short Circuit Protection: The IC is equipped with short circuit protection mechanisms to prevent damage to the regulator and ensure safe operation.
- Wide Input Voltage Range: The LM317DCYR can accept input voltages up to 40V, making it suitable for a variety of power supply configurations.
Note: For detailed technical specifications, please refer to the LM317DCYR datasheet.
応用
- Power Supplies: The LM317DCYR is ideal for use in power supply circuits, providing a regulated output voltage.
- Voltage Regulators: This IC can be used as a voltage regulator to maintain a constant output voltage regardless of input variations.
- Voltage References: The LM317DCYR can also be used as a voltage reference in precision analog circuits.
- Battery Chargers: This IC is suitable for battery charger applications, providing a regulated charging voltage to the battery.
Functionality
The LM317DCYR is an adjustable voltage regulator IC that can supply in excess of 1.5A. Its adjustable output voltage and high output current make it suitable for a wide range of applications requiring a regulated power supply.
Usage Guide
- Adjusting Output Voltage: Use an external resistor divider network connected to the ADJ pin to adjust the output voltage.
- Input and Output Capacitors: Connect input and output capacitors to the IN and OUT pins to improve stability and transient response.
- Heat Sink: To dissipate heat, consider using a heat sink with the LM317DCYR, especially when operating at higher output currents.
Frequently Asked Questions
Q: What is the minimum output voltage of the LM317DCYR?
A: The LM317DCYR can provide an output voltage as low as 1.25V, making it suitable for low voltage applications.
Q: How does the LM317DCYR achieve voltage regulation?
A: The LM317DCYR uses an internal voltage reference and feedback loop to maintain a constant output voltage regardless of input voltage variations.
仕様
以下は、選択された部品の特性やカテゴリーに関する基本的なパラメータである。
| Source Content uid | LM317DCYR | Pbfree Code | Yes |
| Rohs Code | Yes | Part Life Cycle Code | Active |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | Part Package Code | SOT-223 |
| Package Description | SOP, SOT-223 | Pin Count | 4 |
| Reach Compliance Code | compliant | ECCN Code | EAR99 |
| HTS Code | 8542.39.00.01 | Samacsys Manufacturer | Texas Instruments |
| Adjustability | ADJUSTABLE | Dropout Voltage1-Nom | 2 V |
| Input Voltage-Max | 40 V | Input Voltage-Min | 3 V |
| Input-Output Voltage Differential-Max | 40 V | Input-Output Voltage Differential-Min | 3 V |
| JESD-30 Code | R-PDSO-G4 | JESD-609 Code | e3 |
| Length | 6.5 mm | Line Regulation-Max (%/V) | 0.07 |
| Load Regulation-Max(%) | 1.5% | Moisture Sensitivity Level | 2 |
| Number of Functions | 1 | Number of Outputs | 1 |
| Number of Terminals | 4 | Operating Temperature TJ-Max | 125 °C |
| Operating Temperature TJ-Min | Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | Output Current1-Max | 1.5 A | |
| Output Voltage1-Max | 37 V | Output Voltage1-Min | 1.25 V |
| Package Body Material | PLASTIC/EPOXY | Package Code | SOP |
| Package Equivalence Code | SOT-223 | Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE | Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 | Qualification Status | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | Seated Height-Max | 1.8 mm |
| Surface Mount | YES | Technology | BIPOLAR |
| Terminal Finish | MATTE TIN | Terminal Form | GULL WING |
| Terminal Pitch | 2.3 mm | Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | Voltage Tolerance-Max | 5% |
| Width | 3.5 mm |
同等部品
以下は、選択された部品の特性やカテゴリーに関する基本的なパラメータである。
LM317DCYR 同等部品
For the LM317DCYR コンポーネント, これらの交換部品や代替部品をご検討ください。
| モデル | メーカー | パッケージ/ケース | 説明 |
|---|---|---|---|
| LM350 | Texas Instruments | TO-220 or TO-263 | A 3A adjustable voltage regulator IC with similar features and performance characteristics. |
| LM338 | Texas Instruments | TO-220 or TO-3 | A 5A adjustable voltage regulator IC offering higher output current capability for demanding applications. |
保証と返品
保証、返品、および追加情報
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QAと返品ポリシー
部品の品質保証: 365 日
返品・返金：90日以内
返品・交換：90日以内
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配送: たとえば、FedEx、SF、UPS、または DHL.UPS、または DHL。
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