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LT1129IQ
Adjustable Positive LDO Regulator with a Minimum Output Voltage of 3.8V
LT1129IQ
Adjustable Positive LDO Regulator with a Minimum Output Voltage of 3.8V
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製造商零件號 # : LT1129IQ
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包裝/封裝: DDPAK-5
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製造商: Analog Devices Inc.
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產品分類 : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
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LT1129IQ 數據表
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詳細說明
The LT1129IQ is a standout choice for applications where a stable power supply is non-negotiable. Its ability to maintain regulated output voltage in the presence of input voltage variations, combined with its protective features and efficient regulation, make it a valuable asset in scenarios where reliability is paramount. Whether deployed in portable electronics, automotive systems, or industrial equipment, the LT1129IQ is well-equipped to deliver consistent and dependable performance
主要特徵
- Compact design with small size
- Fault tolerant and reliable operation
- Easy to use and implement
- Maintenance free and low noise
應用
- Great for portable devices
- Excellent for industrial use
- Perfect for automotive tech
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。
| Rohs Code | No | Part Life Cycle Code | Obsolete |
| Reach Compliance Code | not_compliant | ECCN Code | EAR99 |
| HTS Code ! | 8542.39.00.01 | Dropout Voltage1-Max | 0.7 V |
| JESD-30 Code | R-PSSO-G5 | JESD-609 Code | e0 |
| Length | 10.2235 mm | Moisture Sensitivity Level | 1 |
| Number of Functions | 1 | Number of Terminals | 5 |
| Operating Temperature TJ-Max | 125 °C | Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.7 A | Output Voltage1-Max | 30 V |
| Output Voltage1-Min | 3.8 V | Package Body Material | PLASTIC/EPOXY |
| Package Code | TO-263 | Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE | Qualification Status ! | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | Seated Height-Max | 4.877 mm |
| Surface Mount ! | YES | Terminal Finish | TIN LEAD OVER NICKEL |
| Terminal Form ! | GULL WING | Terminal Pitch ! | 1.702 mm |
| Terminal Position | SINGLE | Width | 8.89 mm |
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 LT1129IQ?
The LT1129IQ is a low dropout (LDO) linear voltage regulator manufactured by Linear Technology, now part of Analog Devices. It is designed to provide a stable and precise regulated output voltage with low dropout voltage, making it suitable for applications requiring a reliable power supply.
How Does LT1129IQ Work?
The LT1129IQ operates by regulating an input voltage to a specified output voltage with low dropout. It maintains a stable output voltage even when the input voltage varies, ensuring a consistent power supply for connected components. The regulator is capable of delivering high currents with low quiescent current, making it ideal for various power management applications.
How Many Pins does LT1129IQ have and What are the Functions of the Pinout Configuration?
The LT1129IQ is available in various packages, such as TO-220 and DFN-8. The pinout configuration typically includes:
- VIN: Input voltage pin.
- VOUT: Regulated output voltage pin.
- GND: Ground pin.
- ADJ: Voltage adjustment pin for setting the output voltage.
What are the Pros and Cons of LT1129IQ?
Pros:
- Low Dropout Voltage: Provides stable output even when the input voltage is close to the output voltage.
- High Current Capability: Capable of delivering high output currents for powering various components.
- Low Quiescent Current: Operates with low standby current, suitable for battery-powered applications.
- Thermal Shutdown Protection: Includes thermal shutdown protection to prevent overheating.
Cons:
- Cost: May be relatively more expensive compared to standard linear regulators.
- Heat Dissipation: High current applications may require heat sinking for efficient heat dissipation.
- Complexity: Requires attention to stability considerations for optimal performance.
Are There Any Equivalents/Alternatives to LT1129IQ for Recommendation?
- Equivalent parts to the LT1129IQ include the LM2937 from Texas Instruments and the MIC29152 from Microchip Technology.
- Alternative LDO regulators similar to the LT1129IQ are the ADP3338 from Analog Devices and the MAX8869 from Maxim Integrated.
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