Overview
The LT1764AEQ-1.5#TRPBF is a high-performance, low dropout (LDO) voltage regulator produced by Analog Devices Inc. This device is optimized for fast transient response and low noise, making it suitable for a wide range of applications requiring stable and efficient voltage regulation. The LT1764AEQ-1.5#TRPBF can supply up to 3A of output current and is available in a 6-pin DDPAK package, which is surface mountable.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Output Voltage | 1.5 | V |
| Output Current | 3 | A |
| Minimum Input Voltage | 2.3 (E Grade), 2.3 (MP Grade) | V |
| Maximum Input Voltage | 20 | V |
| Dropout Voltage | 340 mV (Typical at 3A) | mV |
| Load Regulation | 0.05 mV at 1 mA, 0.45 mV at 3 A | mV |
| Ripple Rejection | 63 dB at 120 Hz | dB |
| Output Noise Spectral Density | 7 µV/√Hz at 100 Hz | µV/√Hz |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | DDPAK (6-pin, 5+Tab) | |
| Thermal Resistance (θJA) | 30°C/W | °C/W |
Key Features
- Fast Transient Response: The LT1764AEQ-1.5#TRPBF is designed to handle fast load transients, ensuring stable output voltage.
- Low Noise: The regulator features low output noise, making it suitable for noise-sensitive applications.
- High Current Capability: It can supply up to 3A of output current, making it suitable for high-current applications.
- Low Dropout Voltage: With a typical dropout voltage of 340 mV at 3A, it minimizes the input-output voltage difference.
- High Ripple Rejection: The device offers high ripple rejection of 63 dB at 120 Hz, ensuring a clean output voltage.
- Thermal and Current Protection: It includes features such as current limit, reverse battery protection, reverse current protection, and thermal protection to ensure safe operation.
- Wide Operating Temperature Range: The regulator operates over a temperature range of -40°C to 125°C, making it suitable for various environmental conditions.
Applications
- Automotive Systems: The LT1764AEQ-1.5#TRPBF is suitable for automotive applications due to its robust performance and wide operating temperature range.
- Industrial Control Systems: It can be used in industrial control systems where stable and efficient voltage regulation is critical.
- Telecommunications Equipment: The regulator's low noise and high ripple rejection make it ideal for telecommunications equipment.
- Medical Devices: Its high reliability and stability make it suitable for use in medical devices.
- Consumer Electronics: It can be used in various consumer electronics where high current and low noise are required.
Q & A
- What is the output voltage of the LT1764AEQ-1.5#TRPBF?
The output voltage of the LT1764AEQ-1.5#TRPBF is 1.5V.
- What is the maximum output current of the LT1764AEQ-1.5#TRPBF?
The maximum output current is 3A.
- What is the minimum input voltage required for the LT1764AEQ-1.5#TRPBF?
The minimum input voltage is 2.3V for both E and MP grades.
- What is the typical dropout voltage of the LT1764AEQ-1.5#TRPBF at 3A?
The typical dropout voltage at 3A is 340 mV.
- What is the ripple rejection of the LT1764AEQ-1.5#TRPBF at 120 Hz?
The ripple rejection at 120 Hz is 63 dB.
- What is the operating temperature range of the LT1764AEQ-1.5#TRPBF?
The operating temperature range is -40°C to 125°C.
- What type of package does the LT1764AEQ-1.5#TRPBF come in?
The device comes in a 6-pin DDPAK package.
- Does the LT1764AEQ-1.5#TRPBF have thermal protection?
Yes, it includes thermal protection features.
- Is the LT1764AEQ-1.5#TRPBF suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust performance and wide operating temperature range.
- What is the thermal resistance (θJA) of the LT1764AEQ-1.5#TRPBF?
The thermal resistance (θJA) is 30°C/W.
