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LT1764AEQ#PBF
Low Noise LDO Regulator with 3A Output and Fast Transient ResponseLT1764AEQ#PBF
Low Noise LDO Regulator with 3A Output and Fast Transient Response
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Manufacturer Part # : LT1764AEQ#PBF
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Package/Case: DDPAK-5
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Brand: Analog Devices
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Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
Quality Assurance
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
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Shipping & Payment
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
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Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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LT1764AEQ#PBF DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $3.958 | $3.96 |
| 30 | $3.840 | $115.20 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
One key feature of the LT1764A is its stable quiescent current performance, which remains consistent even at low dropout voltages. This distinguishes it from other regulators that may experience a rise in current as the input voltage approaches the dropout level. Furthermore, the device boasts minimal output voltage noise, making it an excellent choice for applications where clean power is essential, such as sensitive RF circuits
Key Features
- High accuracy and stability
- Low noise and ripple rejection
- Excellent frequency response
Application
- Low noise, high efficiency
- Wide industrial applications
- Accurate voltage regulation
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Category ! | LDO Voltage Regulators | RoHS | Details |
| Mounting Style | SMD/SMT | Package / Case | DDPAK-5 |
| Output Voltage | 1.21 V to 20 V | Output Current ! | 3 A |
| Number of Outputs | 1 Output | Polarity | Positive |
| Quiescent Current ! | 1 mA | Input Voltage, Min | 2.7 V |
| Input Voltage, Max | 20 V | PSRR / Ripple Rejection - Typ | 63 dB |
| Output Type | Adjustable | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature ! | + 125 C | Dropout Voltage ! | 340 mV |
| Series | LT1764A | Brand | Analog Devices |
| Dropout Voltage - Max | 660 mV | Height | 4.57 mm |
| Ib - Input Bias Current | 3 uA | Line Regulation ! | 2 mV |
| Load Regulation ! | 2 mV | Operating Supply Current | 1 mA |
| Product | Linear Regulators | Product Type ! | LDO Voltage Regulators |
| Factory Pack Quantity | 50 | Subcategory | PMIC - Power Management ICs |
| Type | Positive Linear Regulator | Unit Weight | 0.052911 oz |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is LT1764AEQ#PBF?
The LT1764AEQ#PBF 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 output voltage despite fluctuations in the input voltage, making it suitable for applications requiring reliable voltage regulation.
How Does LT1764AEQ#PBF Work?
The LT1764AEQ#PBF operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain the desired output voltage. It regulates the output voltage by dissipating excess power as heat, ensuring a consistent and stable supply voltage for connected components.
How Many Pins does LT1764AEQ#PBF have and What are the Functions of the Pinout Configuration?
The LT1764AEQ#PBF comes in a 5-lead TO-263 package. The pinout configuration includes:
- VIN: Input voltage pin.
- GND: Ground connection pin.
- VOUT: Regulated output voltage pin.
- ADJ: Adjustment pin for fine-tuning the output voltage.
- SHDN: Shutdown pin for enabling/disabling the regulator.
What are the Pros and Cons of LT1764AEQ#PBF?
Pros:
- Low Dropout Voltage: Operates efficiently even with small voltage differentials between input and output.
- Low Noise and Ripple: Provides clean and stable output voltage suitable for noise-sensitive applications.
- High Accuracy: Offers precise voltage regulation for critical circuits.
- Thermal Protection: Includes thermal shutdown and current limit protection features for added reliability.
- Compact Design: The TO-263 package is space-efficient and thermally efficient.
Cons:
- Heat Dissipation: May require heat sinking for high current or high voltage applications.
- Input/Output Capacitors: External capacitors may be needed for stability and transient response.
- Cost: Higher performance and precision come at a potentially higher cost compared to basic linear regulators.
Are There Any Equivalents/Alternatives to LT1764AEQ#PBF for Recommendation?
- The LT1763 series from Linear Technology offers similar LDO regulators with varying features and specifications.
- Alternatives to the LT1764AEQ#PBF include the LM2940 from Texas Instruments and the ADP3338 from Analog Devices.
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